httpd/SOURCES/httpd-2.4.37-CVE-2019-0217.patch

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--- a/modules/aaa/mod_auth_digest.c 2019/03/12 09:24:19 1855297
+++ b/modules/aaa/mod_auth_digest.c 2019/03/12 09:24:26 1855298
@@ -92,7 +92,6 @@
int check_nc;
const char *algorithm;
char *uri_list;
- const char *ha1;
} digest_config_rec;
@@ -153,6 +152,7 @@
apr_time_t nonce_time;
enum hdr_sts auth_hdr_sts;
int needed_auth;
+ const char *ha1;
client_entry *client;
} digest_header_rec;
@@ -1304,7 +1304,7 @@
*/
static authn_status get_hash(request_rec *r, const char *user,
- digest_config_rec *conf)
+ digest_config_rec *conf, const char **rethash)
{
authn_status auth_result;
char *password;
@@ -1356,7 +1356,7 @@
} while (current_provider);
if (auth_result == AUTH_USER_FOUND) {
- conf->ha1 = password;
+ *rethash = password;
}
return auth_result;
@@ -1483,25 +1483,24 @@
/* RFC-2069 */
static const char *old_digest(const request_rec *r,
- const digest_header_rec *resp, const char *ha1)
+ const digest_header_rec *resp)
{
const char *ha2;
ha2 = ap_md5(r->pool, (unsigned char *)apr_pstrcat(r->pool, resp->method, ":",
resp->uri, NULL));
return ap_md5(r->pool,
- (unsigned char *)apr_pstrcat(r->pool, ha1, ":", resp->nonce,
- ":", ha2, NULL));
+ (unsigned char *)apr_pstrcat(r->pool, resp->ha1, ":",
+ resp->nonce, ":", ha2, NULL));
}
/* RFC-2617 */
static const char *new_digest(const request_rec *r,
- digest_header_rec *resp,
- const digest_config_rec *conf)
+ digest_header_rec *resp)
{
const char *ha1, *ha2, *a2;
- ha1 = conf->ha1;
+ ha1 = resp->ha1;
a2 = apr_pstrcat(r->pool, resp->method, ":", resp->uri, NULL);
ha2 = ap_md5(r->pool, (const unsigned char *)a2);
@@ -1514,7 +1513,6 @@
NULL));
}
-
static void copy_uri_components(apr_uri_t *dst,
apr_uri_t *src, request_rec *r) {
if (src->scheme && src->scheme[0] != '\0') {
@@ -1759,7 +1757,7 @@
return HTTP_UNAUTHORIZED;
}
- return_code = get_hash(r, r->user, conf);
+ return_code = get_hash(r, r->user, conf, &resp->ha1);
if (return_code == AUTH_USER_NOT_FOUND) {
ap_log_rerror(APLOG_MARK, APLOG_ERR, 0, r, APLOGNO(01790)
@@ -1789,7 +1787,7 @@
if (resp->message_qop == NULL) {
/* old (rfc-2069) style digest */
- if (strcmp(resp->digest, old_digest(r, resp, conf->ha1))) {
+ if (strcmp(resp->digest, old_digest(r, resp))) {
ap_log_rerror(APLOG_MARK, APLOG_ERR, 0, r, APLOGNO(01792)
"user %s: password mismatch: %s", r->user,
r->uri);
@@ -1819,7 +1817,7 @@
return HTTP_UNAUTHORIZED;
}
- exp_digest = new_digest(r, resp, conf);
+ exp_digest = new_digest(r, resp);
if (!exp_digest) {
/* we failed to allocate a client struct */
return HTTP_INTERNAL_SERVER_ERROR;
@@ -1903,7 +1901,7 @@
/* calculate rspauth attribute
*/
- ha1 = conf->ha1;
+ ha1 = resp->ha1;
a2 = apr_pstrcat(r->pool, ":", resp->uri, NULL);
ha2 = ap_md5(r->pool, (const unsigned char *)a2);