curl -k breaks for some certificates after USN-2048-1

[Pierre Carrier]

The bug:

ubuntu@i-60bcba0e:~$ curl -sS -v -k https://jenkins.musta.ch/
* About to connect() to jenkins.musta.ch port 443 (#0)
* Trying 10.147.129.217... connected
* successfully set certificate verify locations:
* CAfile: none
  CApath: /etc/ssl/certs
* SSLv3, TLS handshake, Client hello (1):
* SSLv3, TLS handshake, Server hello (2):
* SSLv3, TLS handshake, CERT (11):
* SSLv3, TLS handshake, Server key exchange (12):
* SSLv3, TLS handshake, Server finished (14):
* SSLv3, TLS handshake, Client key exchange (16):
* SSLv3, TLS change cipher, Client hello (1):
* SSLv3, TLS handshake, Finished (20):
* SSLv3, TLS change cipher, Client hello (1):
* SSLv3, TLS handshake, Finished (20):
* SSL connection using ECDHE-RSA-AES256-SHA
* Server certificate:
* subject: O=*.airbnb.com; OU=Domain Control Validated; CN=*.airbnb.com
* start date: 2012-10-23 18:01:55 GMT
* expire date: 2013-10-24 18:33:00 GMT
* subjectAltName does not match jenkins.musta.ch
* Closing connection #0
* SSLv3, TLS alert, Client hello (1):
* SSL peer certificate or SSH remote key was not OK
curl: (51) SSL peer certificate or SSH remote key was not OK

The fix:

--- a/src/main.c
+++ b/src/main.c
@@ -5375,7 +5375,7 @@ operate(struct Configurable *config, int argc, argv_item_t argv[])
         if(config->insecure_ok) {
           /* new stuff needed for libcurl 7.10 */
           my_setopt(curl, CURLOPT_SSL_VERIFYPEER, FALSE);
- my_setopt(curl, CURLOPT_SSL_VERIFYHOST, 1);
+ my_setopt(curl, CURLOPT_SSL_VERIFYHOST, 0);
         }
         else {
           char *home = homedir();

[Launchpad Janitor (janitor)]

Status changed to 'Confirmed' because the bug affects multiple users.

[Launchpad Janitor (janitor)]

This bug was fixed in the package curl - 7.27.0-1ubuntu1.6

---------------
curl (7.27.0-1ubuntu1.6) quantal-security; urgency=low

  * SECURITY REGRESSION: can't disable cert checking in command line tool
    (LP: #1258366)
    - debian/patches/CVE-2013-4545.patch: properly disable host
      verification when insecure mode is used in src/tool_operate.c.
    - CVE-2013-4545
 -- Marc Deslauriers <email address hidden> Fri, 06 Dec 2013 07:47:06 -0500

[Launchpad Janitor (janitor)]

This bug was fixed in the package curl - 7.19.7-1ubuntu1.5

---------------
curl (7.19.7-1ubuntu1.5) lucid-security; urgency=low

  * SECURITY REGRESSION: can't disable cert checking in command line tool
    (LP: #1258366)
    - debian/patches/CVE-2013-4545.patch: properly disable host
      verification when insecure mode is used in src/main.c.
    - CVE-2013-4545
 -- Marc Deslauriers <email address hidden> Fri, 06 Dec 2013 07:52:56 -0500

[Launchpad Janitor (janitor)]

This bug was fixed in the package curl - 7.22.0-3ubuntu4.5

---------------
curl (7.22.0-3ubuntu4.5) precise-security; urgency=low

  * SECURITY REGRESSION: can't disable cert checking in command line tool
    (LP: #1258366)
    - debian/patches/CVE-2013-4545.patch: properly disable host
      verification when insecure mode is used in src/main.c.
    - CVE-2013-4545
 -- Marc Deslauriers <email address hidden> Fri, 06 Dec 2013 07:50:32 -0500