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authorPauli <pauli@openssl.org>2021-06-10 10:06:20 +1000
committerPauli <pauli@openssl.org>2021-06-15 18:26:34 +1000
commite1a77f9cffbd7f8642ff900a3e5b7c81e8c26fb7 (patch)
tree4ec51936098d0b7d87155a22405fbc3f9b427645 /apps/spkac.c
parent42e97dde808e6471575696fdec41e2f8d2ef9feb (diff)
spkac: allow digests other than MD5 to be used for signing
Fixes #15683 Reviewed-by: Tomas Mraz <tomas@openssl.org> (Merged from https://github.com/openssl/openssl/pull/15687)
Diffstat (limited to 'apps/spkac.c')
-rw-r--r--apps/spkac.c14
1 files changed, 12 insertions, 2 deletions
diff --git a/apps/spkac.c b/apps/spkac.c
index 19576e4878..d92be7d645 100644
--- a/apps/spkac.c
+++ b/apps/spkac.c
@@ -24,7 +24,7 @@ typedef enum OPTION_choice {
OPT_COMMON,
OPT_NOOUT, OPT_PUBKEY, OPT_VERIFY, OPT_IN, OPT_OUT,
OPT_ENGINE, OPT_KEY, OPT_CHALLENGE, OPT_PASSIN, OPT_SPKAC,
- OPT_SPKSECT, OPT_KEYFORM,
+ OPT_SPKSECT, OPT_KEYFORM, OPT_DIGEST,
OPT_PROV_ENUM
} OPTION_CHOICE;
@@ -46,6 +46,7 @@ const OPTIONS spkac_options[] = {
{"spkac", OPT_SPKAC, 's', "Alternative SPKAC name"},
OPT_SECTION("Output"),
+ {"digest", OPT_DIGEST, 's', "Sign new SPKAC with the specified digest (default: MD5)" },
{"out", OPT_OUT, '>', "Output file"},
{"noout", OPT_NOOUT, '-', "Don't print SPKAC"},
{"pubkey", OPT_PUBKEY, '-', "Output public key"},
@@ -66,6 +67,8 @@ int spkac_main(int argc, char **argv)
char *infile = NULL, *outfile = NULL, *passinarg = NULL, *passin = NULL;
char *spkstr = NULL, *prog;
const char *spkac = "SPKAC", *spksect = "default";
+ const char *digest = "MD5";
+ EVP_MD *md = NULL;
int i, ret = 1, verify = 0, noout = 0, pubkey = 0;
int keyformat = FORMAT_UNDEF;
OPTION_CHOICE o;
@@ -116,6 +119,9 @@ int spkac_main(int argc, char **argv)
case OPT_SPKSECT:
spksect = opt_arg();
break;
+ case OPT_DIGEST:
+ digest = opt_arg();
+ break;
case OPT_ENGINE:
e = setup_engine(opt_arg(), 0);
break;
@@ -137,6 +143,9 @@ int spkac_main(int argc, char **argv)
}
if (keyfile != NULL) {
+ if (!opt_md(digest, &md))
+ goto end;
+
pkey = load_key(strcmp(keyfile, "-") ? keyfile : NULL,
keyformat, 1, passin, e, "private key");
if (pkey == NULL)
@@ -151,7 +160,7 @@ int spkac_main(int argc, char **argv)
BIO_printf(bio_err, "Error setting public key\n");
goto end;
}
- i = NETSCAPE_SPKI_sign(spki, pkey, EVP_md5());
+ i = NETSCAPE_SPKI_sign(spki, pkey, md);
if (i <= 0) {
BIO_printf(bio_err, "Error signing SPKAC\n");
goto end;
@@ -213,6 +222,7 @@ int spkac_main(int argc, char **argv)
ret = 0;
end:
+ EVP_MD_free(md);
NCONF_free(conf);
NETSCAPE_SPKI_free(spki);
BIO_free_all(out);