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3a27f0 |
From 0b7dd36575821bd6e4e86f7b51ac001e69abddf9 Mon Sep 17 00:00:00 2001
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3a27f0 |
From: Kamil Dudka <kdudka@redhat.com>
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3a27f0 |
Date: Fri, 12 Apr 2013 15:53:39 +0200
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3a27f0 |
Subject: [PATCH 1/3] test1216: test tailmatching cookie domains
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3a27f0 |
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3a27f0 |
This test is an attempt to repeat the problem YAMADA Yasuharu reported
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3a27f0 |
at http://curl.haxx.se/mail/lib-2013-04/0108.html
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3a27f0 |
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3a27f0 |
Conflicts:
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3a27f0 |
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3a27f0 |
tests/data/Makefile.am
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3a27f0 |
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Signed-off-by: Kamil Dudka <kdudka@redhat.com>
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3a27f0 |
---
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3a27f0 |
tests/data/Makefile.am | 2 +-
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3a27f0 |
tests/data/Makefile.in | 2 +-
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3a27f0 |
tests/data/test1216 | 62 ++++++++++++++++++++++++++++++++++++++++++++++++
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3 files changed, 64 insertions(+), 2 deletions(-)
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3a27f0 |
create mode 100644 tests/data/test1216
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3a27f0 |
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3a27f0 |
diff --git a/tests/data/Makefile.am b/tests/data/Makefile.am
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index 9f569a3..d714e5d 100644
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3a27f0 |
--- a/tests/data/Makefile.am
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3a27f0 |
+++ b/tests/data/Makefile.am
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3a27f0 |
@@ -77,7 +77,7 @@ test1110 test1111 test1112 test1113 test1114 test1115 test1116 test1117 \
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3a27f0 |
test1118 test1119 test1120 test1121 test1122 test1123 test1124 test1125 \
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3a27f0 |
test1126 test1127 test1128 test1129 test1130 test1131 test1132 test1133 \
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3a27f0 |
test1200 test1201 test1202 test1203 test1204 test1205 test1206 test1207 \
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3a27f0 |
-test1208 test1209 test1210 test1211 \
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3a27f0 |
+test1208 test1209 test1210 test1211 test1216 \
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3a27f0 |
test1220 test1221 test1222 test1223 \
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3a27f0 |
test1300 test1301 test1302 test1303 test1304 test1305 \
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3a27f0 |
test1306 test1307 test1308 test1309 test1310 test1311 test1312 test1313 \
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3a27f0 |
diff --git a/tests/data/Makefile.in b/tests/data/Makefile.in
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3a27f0 |
index d5b0918..a070266 100644
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3a27f0 |
--- a/tests/data/Makefile.in
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3a27f0 |
+++ b/tests/data/Makefile.in
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3a27f0 |
@@ -341,7 +341,7 @@ test1110 test1111 test1112 test1113 test1114 test1115 test1116 test1117 \
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3a27f0 |
test1118 test1119 test1120 test1121 test1122 test1123 test1124 test1125 \
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3a27f0 |
test1126 test1127 test1128 test1129 test1130 test1131 test1132 test1133 \
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3a27f0 |
test1200 test1201 test1202 test1203 test1204 test1205 test1206 test1207 \
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3a27f0 |
-test1208 test1209 test1210 test1211 \
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3a27f0 |
+test1208 test1209 test1210 test1211 test1216 \
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3a27f0 |
test1220 test1221 test1222 test1223 \
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3a27f0 |
test1300 test1301 test1302 test1303 test1304 test1305 \
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3a27f0 |
test1306 test1307 test1308 test1309 test1310 test1311 test1312 test1313 \
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3a27f0 |
diff --git a/tests/data/test1216 b/tests/data/test1216
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3a27f0 |
new file mode 100644
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3a27f0 |
index 0000000..e63fe92
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3a27f0 |
--- /dev/null
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3a27f0 |
+++ b/tests/data/test1216
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3a27f0 |
@@ -0,0 +1,62 @@
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3a27f0 |
+<testcase>
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3a27f0 |
+<info>
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3a27f0 |
+<keywords>
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3a27f0 |
+HTTP
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3a27f0 |
+HTTP GET
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3a27f0 |
+HTTP proxy
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3a27f0 |
+cookies
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3a27f0 |
+</keywords>
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3a27f0 |
+</info>
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3a27f0 |
+
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3a27f0 |
+# Server-side
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3a27f0 |
+<reply>
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3a27f0 |
+<data>
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3a27f0 |
+HTTP/1.1 200 OK
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3a27f0 |
+Server: Microsoft-IIS/4.0
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3a27f0 |
+Date: Tue, 25 Sep 2001 19:37:44 GMT
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3a27f0 |
+Content-Type: text/html
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3a27f0 |
+Connection: close
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3a27f0 |
+Content-Length: 21
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3a27f0 |
+
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3a27f0 |
+This server says moo
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3a27f0 |
+</data>
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3a27f0 |
+</reply>
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3a27f0 |
+
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3a27f0 |
+# Client-side
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3a27f0 |
+<client>
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3a27f0 |
+<server>
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3a27f0 |
+http
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3a27f0 |
+</server>
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3a27f0 |
+ <name>
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3a27f0 |
+HTTP cookie domains tailmatching the host name
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3a27f0 |
+ </name>
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3a27f0 |
+ <command>
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3a27f0 |
+http://example.fake/c/1216 http://bexample.fake/c/1216 -b log/injar1216 -x %HOSTIP:%HTTPPORT
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3a27f0 |
+</command>
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3a27f0 |
+<file name="log/injar1216">
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3a27f0 |
+example.fake FALSE /a FALSE 2139150993 mooo indeed
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3a27f0 |
+example.fake FALSE /b FALSE 0 moo1 indeed
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3a27f0 |
+example.fake FALSE /c FALSE 2139150993 moo2 indeed
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3a27f0 |
+</file>
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3a27f0 |
+</client>
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3a27f0 |
+
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3a27f0 |
+# Verify data after the test has been "shot"
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3a27f0 |
+<verify>
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3a27f0 |
+<strip>
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3a27f0 |
+^User-Agent:.*
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3a27f0 |
+</strip>
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3a27f0 |
+<protocol>
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3a27f0 |
+GET http://example.fake/c/1216 HTTP/1.1
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3a27f0 |
+Host: example.fake
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3a27f0 |
+Accept: */*
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3a27f0 |
+Proxy-Connection: Keep-Alive
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3a27f0 |
+Cookie: moo2=indeed
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3a27f0 |
+
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3a27f0 |
+GET http://bexample.fake/c/1216 HTTP/1.1
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3a27f0 |
+Host: bexample.fake
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3a27f0 |
+Accept: */*
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3a27f0 |
+Proxy-Connection: Keep-Alive
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3a27f0 |
+
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3a27f0 |
+</protocol>
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3a27f0 |
+</verify>
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3a27f0 |
+</testcase>
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3a27f0 |
--
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3a27f0 |
1.7.1
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3a27f0 |
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3a27f0 |
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3a27f0 |
From 6c5a78d0407788b1092bbc8a19b68b01ccb75f8a Mon Sep 17 00:00:00 2001
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3a27f0 |
From: YAMADA Yasuharu <yasuharu.yamada@access-company.com>
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3a27f0 |
Date: Thu, 11 Apr 2013 00:17:15 +0200
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3a27f0 |
Subject: [PATCH 2/3] cookie: fix tailmatching to prevent cross-domain leakage
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3a27f0 |
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3a27f0 |
Cookies set for 'example.com' could accidentaly also be sent by libcurl
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3a27f0 |
to the 'bexample.com' (ie with a prefix to the first domain name).
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3a27f0 |
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3a27f0 |
This is a security vulnerabilty, CVE-2013-1944.
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3a27f0 |
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3a27f0 |
Bug: http://curl.haxx.se/docs/adv_20130412.html
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3a27f0 |
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3a27f0 |
Signed-off-by: Kamil Dudka <kdudka@redhat.com>
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3a27f0 |
---
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3a27f0 |
lib/cookie.c | 24 +++++++++++++++++++-----
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3a27f0 |
1 files changed, 19 insertions(+), 5 deletions(-)
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3a27f0 |
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3a27f0 |
diff --git a/lib/cookie.c b/lib/cookie.c
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3a27f0 |
index 18b9155..d4fd78a 100644
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3a27f0 |
--- a/lib/cookie.c
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3a27f0 |
+++ b/lib/cookie.c
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3a27f0 |
@@ -118,15 +118,29 @@ static void freecookie(struct Cookie *co)
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3a27f0 |
free(co);
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|
3a27f0 |
}
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3a27f0 |
|
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|
3a27f0 |
-static bool tailmatch(const char *little, const char *bigone)
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3a27f0 |
+static bool tailmatch(const char *cooke_domain, const char *hostname)
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3a27f0 |
{
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3a27f0 |
- size_t littlelen = strlen(little);
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3a27f0 |
- size_t biglen = strlen(bigone);
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3a27f0 |
+ size_t cookie_domain_len = strlen(cooke_domain);
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3a27f0 |
+ size_t hostname_len = strlen(hostname);
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3a27f0 |
|
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3a27f0 |
- if(littlelen > biglen)
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3a27f0 |
+ if(hostname_len < cookie_domain_len)
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3a27f0 |
return FALSE;
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3a27f0 |
|
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|
3a27f0 |
- return Curl_raw_equal(little, bigone+biglen-littlelen) ? TRUE : FALSE;
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3a27f0 |
+ if(!Curl_raw_equal(cooke_domain, hostname+hostname_len-cookie_domain_len))
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|
3a27f0 |
+ return FALSE;
|
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|
3a27f0 |
+
|
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|
3a27f0 |
+ /* A lead char of cookie_domain is not '.'.
|
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|
3a27f0 |
+ RFC6265 4.1.2.3. The Domain Attribute says:
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|
3a27f0 |
+ For example, if the value of the Domain attribute is
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3a27f0 |
+ "example.com", the user agent will include the cookie in the Cookie
|
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|
3a27f0 |
+ header when making HTTP requests to example.com, www.example.com, and
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3a27f0 |
+ www.corp.example.com.
|
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3a27f0 |
+ */
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3a27f0 |
+ if(hostname_len == cookie_domain_len)
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3a27f0 |
+ return TRUE;
|
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|
3a27f0 |
+ if('.' == *(hostname + hostname_len - cookie_domain_len - 1))
|
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|
3a27f0 |
+ return TRUE;
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3a27f0 |
+ return FALSE;
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3a27f0 |
}
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3a27f0 |
|
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3a27f0 |
/*
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3a27f0 |
--
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3a27f0 |
1.7.1
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3a27f0 |
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3a27f0 |
|
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3a27f0 |
From 6284e78c9421911a24349621c5b63684823d12f7 Mon Sep 17 00:00:00 2001
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3a27f0 |
From: Kamil Dudka <kdudka@redhat.com>
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3a27f0 |
Date: Fri, 12 Apr 2013 15:55:57 +0200
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3a27f0 |
Subject: [PATCH 3/3] test1218: another cookie tailmatch test
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3a27f0 |
|
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|
3a27f0 |
These tests verify commit 3604fde3d3c9b0d, the fix for the "cookie
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3a27f0 |
domain tailmatch" vulnerability. See
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3a27f0 |
http://curl.haxx.se/docs/adv_20130412.html
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3a27f0 |
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3a27f0 |
Conflicts:
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3a27f0 |
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3a27f0 |
tests/data/Makefile.am
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3a27f0 |
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3a27f0 |
Signed-off-by: Kamil Dudka <kdudka@redhat.com>
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3a27f0 |
---
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3a27f0 |
tests/data/Makefile.am | 2 +-
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3a27f0 |
tests/data/Makefile.in | 2 +-
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3a27f0 |
tests/data/test1218 | 61 ++++++++++++++++++++++++++++++++++++++++++++++++
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3a27f0 |
3 files changed, 63 insertions(+), 2 deletions(-)
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3a27f0 |
create mode 100644 tests/data/test1218
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3a27f0 |
|
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3a27f0 |
diff --git a/tests/data/Makefile.am b/tests/data/Makefile.am
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3a27f0 |
index d714e5d..3e8dae0 100644
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3a27f0 |
--- a/tests/data/Makefile.am
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3a27f0 |
+++ b/tests/data/Makefile.am
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3a27f0 |
@@ -77,7 +77,7 @@ test1110 test1111 test1112 test1113 test1114 test1115 test1116 test1117 \
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3a27f0 |
test1118 test1119 test1120 test1121 test1122 test1123 test1124 test1125 \
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3a27f0 |
test1126 test1127 test1128 test1129 test1130 test1131 test1132 test1133 \
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3a27f0 |
test1200 test1201 test1202 test1203 test1204 test1205 test1206 test1207 \
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3a27f0 |
-test1208 test1209 test1210 test1211 test1216 \
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3a27f0 |
+test1208 test1209 test1210 test1211 test1216 test1218 \
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3a27f0 |
test1220 test1221 test1222 test1223 \
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3a27f0 |
test1300 test1301 test1302 test1303 test1304 test1305 \
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3a27f0 |
test1306 test1307 test1308 test1309 test1310 test1311 test1312 test1313 \
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3a27f0 |
diff --git a/tests/data/Makefile.in b/tests/data/Makefile.in
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3a27f0 |
index a070266..71c9422 100644
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3a27f0 |
--- a/tests/data/Makefile.in
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3a27f0 |
+++ b/tests/data/Makefile.in
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3a27f0 |
@@ -341,7 +341,7 @@ test1110 test1111 test1112 test1113 test1114 test1115 test1116 test1117 \
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3a27f0 |
test1118 test1119 test1120 test1121 test1122 test1123 test1124 test1125 \
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3a27f0 |
test1126 test1127 test1128 test1129 test1130 test1131 test1132 test1133 \
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3a27f0 |
test1200 test1201 test1202 test1203 test1204 test1205 test1206 test1207 \
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3a27f0 |
-test1208 test1209 test1210 test1211 test1216 \
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|
3a27f0 |
+test1208 test1209 test1210 test1211 test1216 test1218 \
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3a27f0 |
test1220 test1221 test1222 test1223 \
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3a27f0 |
test1300 test1301 test1302 test1303 test1304 test1305 \
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3a27f0 |
test1306 test1307 test1308 test1309 test1310 test1311 test1312 test1313 \
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|
3a27f0 |
diff --git a/tests/data/test1218 b/tests/data/test1218
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3a27f0 |
new file mode 100644
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3a27f0 |
index 0000000..7d86547
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|
3a27f0 |
--- /dev/null
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|
|
3a27f0 |
+++ b/tests/data/test1218
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3a27f0 |
@@ -0,0 +1,61 @@
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|
3a27f0 |
+<testcase>
|
|
|
3a27f0 |
+<info>
|
|
|
3a27f0 |
+<keywords>
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|
|
3a27f0 |
+HTTP
|
|
|
3a27f0 |
+HTTP GET
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|
3a27f0 |
+HTTP proxy
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|
3a27f0 |
+cookies
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|
|
3a27f0 |
+</keywords>
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|
|
3a27f0 |
+</info>
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|
3a27f0 |
+
|
|
|
3a27f0 |
+# This test is very similar to 1216, only that it sets the cookies from the
|
|
|
3a27f0 |
+# first site instead of reading from a file
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|
3a27f0 |
+<reply>
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|
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3a27f0 |
+<data>
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|
|
3a27f0 |
+HTTP/1.1 200 OK
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|
|
3a27f0 |
+Date: Tue, 25 Sep 2001 19:37:44 GMT
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3a27f0 |
+Set-Cookie: domain=.example.fake; bug=fixed;
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|
3a27f0 |
+Content-Length: 21
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3a27f0 |
+
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3a27f0 |
+This server says moo
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3a27f0 |
+</data>
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|
3a27f0 |
+</reply>
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|
3a27f0 |
+
|
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3a27f0 |
+# Client-side
|
|
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3a27f0 |
+<client>
|
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|
3a27f0 |
+<server>
|
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|
3a27f0 |
+http
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|
3a27f0 |
+</server>
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3a27f0 |
+ <name>
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|
3a27f0 |
+HTTP cookies and domains with same prefix
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3a27f0 |
+ </name>
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|
3a27f0 |
+ <command>
|
|
|
3a27f0 |
+http://example.fake/c/1218 http://example.fake/c/1218 http://bexample.fake/c/1218 -b nonexisting -x %HOSTIP:%HTTPPORT
|
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|
3a27f0 |
+</command>
|
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|
3a27f0 |
+</client>
|
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|
3a27f0 |
+
|
|
|
3a27f0 |
+# Verify data after the test has been "shot"
|
|
|
3a27f0 |
+<verify>
|
|
|
3a27f0 |
+<strip>
|
|
|
3a27f0 |
+^User-Agent:.*
|
|
|
3a27f0 |
+</strip>
|
|
|
3a27f0 |
+<protocol>
|
|
|
3a27f0 |
+GET http://example.fake/c/1218 HTTP/1.1
|
|
|
3a27f0 |
+Host: example.fake
|
|
|
3a27f0 |
+Accept: */*
|
|
|
3a27f0 |
+Proxy-Connection: Keep-Alive
|
|
|
3a27f0 |
+
|
|
|
3a27f0 |
+GET http://example.fake/c/1218 HTTP/1.1
|
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|
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+Host: example.fake
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3a27f0 |
+Accept: */*
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+Proxy-Connection: Keep-Alive
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+Cookie: bug=fixed
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+
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+GET http://bexample.fake/c/1218 HTTP/1.1
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+Host: bexample.fake
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3a27f0 |
+Accept: */*
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+Proxy-Connection: Keep-Alive
|
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3a27f0 |
+
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+</protocol>
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+</verify>
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+</testcase>
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--
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3a27f0 |
1.7.1
|
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3a27f0 |
|