Commit a344c639 authored by Joe Orton's avatar Joe Orton
Browse files

Fix CVE CAN-2005-2700:

* modules/ssl/ssl_engine_kernel.c (ssl_hook_Access): Ensure that
renegotiation is performed for a transition from "SSLVerifyClient
optional" to "SSLVerifyClient require".

The boolean "verify_old & SSL_VERIFY_PEER_STRICT" is true if the old
context merely has optional verification configured, since the
definition of SSL_VERIFY_PEER_STRICT is
(SSL_VERIFY_FAIL_IF_NO_PEER_CERT | SSL_VERIFY_PEER).


git-svn-id: https://svn.apache.org/repos/asf/httpd/httpd/trunk@264800 13f79535-47bb-0310-9956-ffa450edef68
parent bc340de5
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+5 −0
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@@ -2,6 +2,11 @@
Changes with Apache 2.3.0
  [Remove entries to the current 2.0 and 2.2 section below, when backported]
  *) SECURITY: CAN-2005-2700 (cve.mitre.org)
     mod_ssl: Fix a security issue where "SSLVerifyClient" was not
     enforced in per-location context if "SSLVerifyClient optional"
     was configured in the vhost configuration.  [Joe Orton]
  *) mod_cgid: run the get_suexec_identity hook within the request-handler 
     instead of within cgid. PR36410. [Colm MacCarthaigh]
+2 −2
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@@ -406,8 +406,8 @@ int ssl_hook_Access(request_rec *r)
                (!(verify_old & SSL_VERIFY_PEER) &&
                  (verify     & SSL_VERIFY_PEER)) ||

                (!(verify_old & SSL_VERIFY_PEER_STRICT) &&
                  (verify     & SSL_VERIFY_PEER_STRICT)))
                (!(verify_old & SSL_VERIFY_FAIL_IF_NO_PEER_CERT) &&
                  (verify     & SSL_VERIFY_FAIL_IF_NO_PEER_CERT)))
            {
                renegotiate = TRUE;
                /* optimization */