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diff -up ntp-4.2.6p5/html/keygen.html.pwcipher ntp-4.2.6p5/html/keygen.html
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--- ntp-4.2.6p5/html/keygen.html.pwcipher 2012-11-23 13:57:26.178868018 +0100
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+++ ntp-4.2.6p5/html/keygen.html 2012-11-23 14:44:50.952850361 +0100
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@@ -44,8 +44,8 @@
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Synopsis
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<tt>ntp-keygen [ -deGHIMPT ] [ -b modulus ] [ -c [RSA-MD2 | RSA-MD5 | RSA-SHA
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- | RSA-SHA1 | RSA-MDC2 | RSA-RIPEMD160 | DSA-SHA | DSA-SHA1 ] ] [
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- -i group ]
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+ | RSA-SHA1 | RSA-MDC2 | RSA-RIPEMD160 | DSA-SHA | DSA-SHA1 ] ]
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+ [ -C cipher ] [ -i group ]
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[ -m modulus ] [ -p passwd2 ] [ -q passwd1 ] [ -S
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[ RSA | DSA ] ] [ -s host ] [ -V nkeys ]</tt>
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@@ -148,6 +148,9 @@
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compatibility with FIPS 140-2 is required, either the <tt>DSA-SHA</tt> or <tt>DSA-SHA1</tt> scheme
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must be used.
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+<tt>-C cipher</tt>
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+Select the cipher which is used to encrypt the files containing private keys. The default is three-key triple DES in CBC mode, equivalent to "-C des-ede3-cbc". The openssl tool lists ciphers available in "openssl -h" output.
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+
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<tt>-d</tt>
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Enable debugging. This option displays the cryptographic data produced for eye-friendly billboards.
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@@ -215,7 +218,7 @@
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All files begin with two nonencrypted lines. The first line contains the file name in the format <tt>ntpkey_key_host.fstamp</tt>. The second line contains the datestamp in conventional Unix <tt>date</tt> format. Lines beginning with <tt>#</tt> are ignored.
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-The remainder of the file contains cryptographic data encoded first using ASN.1 rules, then encrypted using the DES-CBC algorithm and given password and finally written in PEM-encoded printable ASCII text preceded and followed by MIME content identifier lines.
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+The remainder of the file contains cryptographic data encoded first using ASN.1 rules, then encrypted using the cipher selected with <tt>-C</tt> and given password and finally written in PEM-encoded printable ASCII text preceded and followed by MIME content identifier lines.
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The format of the symmetric keys file is somewhat different than the other files in the interest of backward compatibility. Since DES-CBC is deprecated in NTPv4, the only key format of interest is MD5 alphanumeric strings. Following the header the keys are entered one per line in the format
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@@ -237,4 +240,4 @@
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</body>
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-</html>
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\ No newline at end of file
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+</html>
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diff -up ntp-4.2.6p5/util/ntp-keygen-opts.def.pwcipher ntp-4.2.6p5/util/ntp-keygen-opts.def
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--- ntp-4.2.6p5/util/ntp-keygen-opts.def.pwcipher 2009-12-09 08:36:35.000000000 +0100
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+++ ntp-4.2.6p5/util/ntp-keygen-opts.def 2012-11-23 13:57:26.211868051 +0100
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@@ -34,6 +34,21 @@ flag = {
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_EndOfDoc_;
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};
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+flag = {
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+ value = C;
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+ name = cipher;
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+ arg-type = string;
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+ arg-name = cipher;
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+ ifdef = OPENSSL;
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+ descrip = "privatekey cipher";
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+ doc = <<- _EndOfDoc_
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+ Select the cipher which is used to encrypt the files containing
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+ private keys. The default is three-key triple DES in CBC mode,
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+ equivalent to "-C des-ede3-cbc". The openssl tool lists ciphers
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+ available in "openssl -h" output.
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+ _EndOfDoc_;
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+};
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+
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#include debug-opt.def
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flag = {
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@@ -134,7 +149,7 @@ flag = {
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descrip = "output private password";
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doc = <<- _EndOfDoc_
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Encrypt generated files containing private data with the specified
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- password and the DES-CBC algorithm.
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+ password and the cipher selected with -C/--cipher.
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_EndOfDoc_;
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};
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diff -up ntp-4.2.6p5/util/ntp-keygen.c.pwcipher ntp-4.2.6p5/util/ntp-keygen.c
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--- ntp-4.2.6p5/util/ntp-keygen.c.pwcipher 2012-11-23 13:57:26.202868041 +0100
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+++ ntp-4.2.6p5/util/ntp-keygen.c 2012-11-23 13:57:26.212868052 +0100
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@@ -169,6 +169,7 @@ char *passwd1 = NULL; /* input private k
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char *passwd2 = NULL; /* output private key password */
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#ifdef OPENSSL
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long d0, d1, d2, d3; /* callback counters */
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+const EVP_CIPHER * cipher = NULL;
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#endif /* OPENSSL */
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#ifdef SYS_WINNT
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@@ -236,6 +237,7 @@ main(
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const EVP_MD *ectx; /* EVP digest */
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char pathbuf[MAXFILENAME + 1];
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const char *scheme = NULL; /* digest/signature scheme */
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+ const char *ciphername = NULL; /* to encrypt priv. key */
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char *exten = NULL; /* private extension */
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char *grpkey = NULL; /* identity extension */
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int nid; /* X509 digest/signature scheme */
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@@ -322,6 +324,9 @@ main(
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if (HAVE_OPT( CERTIFICATE ))
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scheme = OPT_ARG( CERTIFICATE );
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+ if (HAVE_OPT( CIPHER ))
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+ ciphername = OPT_ARG( CIPHER );
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+
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if (HAVE_OPT( SUBJECT_NAME ))
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hostname = strdup(OPT_ARG( SUBJECT_NAME ));
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@@ -418,6 +423,13 @@ main(
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}
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if (scheme == NULL)
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scheme = "RSA-MD5";
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+ if (ciphername == NULL)
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+ ciphername = "des-ede3-cbc";
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+ cipher = EVP_get_cipherbyname(ciphername);
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+ if (cipher == NULL) {
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+ fprintf(stderr, "Unknown cipher %s\n", ciphername);
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+ exit(-1);
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+ }
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if (groupname == NULL)
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groupname = hostname;
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fprintf(stderr, "Using host %s group %s\n", hostname,
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@@ -520,9 +532,9 @@ main(
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BN_copy(rsa->q, BN_value_one());
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pkey = EVP_PKEY_new();
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EVP_PKEY_assign_RSA(pkey, rsa);
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- PEM_write_PrivateKey(stdout, pkey, NULL, NULL, 0, NULL,
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- NULL);
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- fclose(stdout);
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+ PEM_write_PKCS8PrivateKey(stdout, pkey, NULL, NULL, 0,
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+ NULL, NULL);
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+ fflush(stdout);
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if (debug)
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RSA_print_fp(stderr, rsa, 0);
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}
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@@ -542,9 +554,9 @@ main(
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rsa = pkey_gqkey->pkey.rsa;
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pkey = EVP_PKEY_new();
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EVP_PKEY_assign_RSA(pkey, rsa);
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- PEM_write_PrivateKey(stdout, pkey,
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- EVP_des_cbc(), NULL, 0, NULL, passwd2);
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- fclose(stdout);
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+ PEM_write_PKCS8PrivateKey(stdout, pkey, cipher, NULL, 0,
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+ NULL, passwd2);
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+ fflush(stdout);
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if (debug)
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RSA_print_fp(stderr, rsa, 0);
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}
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@@ -584,9 +596,9 @@ main(
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BN_copy(dsa->priv_key, BN_value_one());
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pkey = EVP_PKEY_new();
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EVP_PKEY_assign_DSA(pkey, dsa);
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- PEM_write_PrivateKey(stdout, pkey, NULL, NULL, 0, NULL,
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- NULL);
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- fclose(stdout);
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+ PEM_write_PKCS8PrivateKey(stdout, pkey, NULL, NULL, 0,
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+ NULL, NULL);
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+ fflush(stdout);
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if (debug)
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DSA_print_fp(stderr, dsa, 0);
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}
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@@ -607,9 +619,9 @@ main(
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dsa = pkey_iffkey->pkey.dsa;
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pkey = EVP_PKEY_new();
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EVP_PKEY_assign_DSA(pkey, dsa);
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- PEM_write_PrivateKey(stdout, pkey, EVP_des_cbc(), NULL,
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- 0, NULL, passwd2);
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- fclose(stdout);
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+ PEM_write_PKCS8PrivateKey(stdout, pkey, cipher, NULL, 0,
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+ NULL, passwd2);
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+ fflush(stdout);
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if (debug)
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DSA_print_fp(stderr, dsa, 0);
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}
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@@ -645,9 +657,9 @@ main(
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fprintf(stdout, "# %s\n# %s\n", filename,
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ctime(&epoch));
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pkey = pkey_mvpar[2];
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- PEM_write_PrivateKey(stdout, pkey, NULL, NULL, 0, NULL,
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- NULL);
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- fclose(stdout);
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+ PEM_write_PKCS8PrivateKey(stdout, pkey, NULL, NULL, 0,
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+ NULL, NULL);
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+ fflush(stdout);
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if (debug)
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DSA_print_fp(stderr, pkey->pkey.dsa, 0);
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}
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@@ -664,9 +676,9 @@ main(
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fprintf(stdout, "# %s\n# %s\n", filename,
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ctime(&epoch));
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pkey = pkey_mvpar[1];
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- PEM_write_PrivateKey(stdout, pkey, EVP_des_cbc(), NULL,
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- 0, NULL, passwd2);
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- fclose(stdout);
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+ PEM_write_PKCS8PrivateKey(stdout, pkey, cipher, NULL, 0,
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+ NULL, passwd2);
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+ fflush(stdout);
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if (debug)
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DSA_print_fp(stderr, pkey->pkey.dsa, 0);
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}
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@@ -886,7 +898,7 @@ gen_rsa(
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str = fheader("RSAhost", id, hostname);
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pkey = EVP_PKEY_new();
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EVP_PKEY_assign_RSA(pkey, rsa);
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- PEM_write_PrivateKey(str, pkey, EVP_des_cbc(), NULL, 0, NULL,
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+ PEM_write_PKCS8PrivateKey(str, pkey, cipher, NULL, 0, NULL,
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passwd1);
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fclose(str);
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if (debug)
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473877 |
@@ -941,7 +953,7 @@ gen_dsa(
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str = fheader("DSAsign", id, hostname);
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pkey = EVP_PKEY_new();
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EVP_PKEY_assign_DSA(pkey, dsa);
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- PEM_write_PrivateKey(str, pkey, EVP_des_cbc(), NULL, 0, NULL,
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+ PEM_write_PKCS8PrivateKey(str, pkey, cipher, NULL, 0, NULL,
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passwd1);
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fclose(str);
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if (debug)
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473877 |
@@ -1108,7 +1120,7 @@ gen_iffkey(
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str = fheader("IFFkey", id, groupname);
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pkey = EVP_PKEY_new();
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473877 |
EVP_PKEY_assign_DSA(pkey, dsa);
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473877 |
- PEM_write_PrivateKey(str, pkey, EVP_des_cbc(), NULL, 0, NULL,
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473877 |
+ PEM_write_PKCS8PrivateKey(str, pkey, cipher, NULL, 0, NULL,
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passwd1);
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fclose(str);
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473877 |
if (debug)
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473877 |
@@ -1305,7 +1317,7 @@ gen_gqkey(
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473877 |
str = fheader("GQkey", id, groupname);
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473877 |
pkey = EVP_PKEY_new();
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473877 |
EVP_PKEY_assign_RSA(pkey, rsa);
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473877 |
- PEM_write_PrivateKey(str, pkey, EVP_des_cbc(), NULL, 0, NULL,
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473877 |
+ PEM_write_PKCS8PrivateKey(str, pkey, cipher, NULL, 0, NULL,
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473877 |
passwd1);
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fclose(str);
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473877 |
if (debug)
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473877 |
@@ -1710,7 +1722,7 @@ gen_mvkey(
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473877 |
BN_copy(dsa->pub_key, b);
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473877 |
pkey = EVP_PKEY_new();
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473877 |
EVP_PKEY_assign_DSA(pkey, dsa);
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473877 |
- PEM_write_PrivateKey(str, pkey, EVP_des_cbc(), NULL, 0, NULL,
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473877 |
+ PEM_write_PKCS8PrivateKey(str, pkey, cipher, NULL, 0, NULL,
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473877 |
passwd1);
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473877 |
evpars[i++] = pkey;
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473877 |
if (debug)
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473877 |
@@ -1736,7 +1748,7 @@ gen_mvkey(
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473877 |
dsa2->pub_key = BN_dup(ghat);
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473877 |
pkey1 = EVP_PKEY_new();
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473877 |
EVP_PKEY_assign_DSA(pkey1, dsa2);
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473877 |
- PEM_write_PrivateKey(str, pkey1, EVP_des_cbc(), NULL, 0, NULL,
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473877 |
+ PEM_write_PKCS8PrivateKey(str, pkey1, cipher, NULL, 0, NULL,
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473877 |
passwd1);
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473877 |
evpars[i++] = pkey1;
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473877 |
if (debug)
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473877 |
@@ -1762,7 +1774,7 @@ gen_mvkey(
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473877 |
sdsa->pub_key = BN_dup(xhat[j]);
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473877 |
pkey1 = EVP_PKEY_new();
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473877 |
EVP_PKEY_set1_DSA(pkey1, sdsa);
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473877 |
- PEM_write_PrivateKey(str, pkey1, EVP_des_cbc(), NULL, 0,
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473877 |
+ PEM_write_PKCS8PrivateKey(str, pkey1, cipher, NULL, 0,
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473877 |
NULL, passwd1);
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473877 |
evpars[i++] = pkey1;
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473877 |
if (debug)
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