The Curl_input_negotiate function in http_negotiate.c in libcurl 7.10.6 through 7.21.6, as used in curl and other products, always performs credential delegation during GSSAPI authentication, which allows remote servers to impersonate clients via GSSAPI requests.
Affected Software
| Name | Vendor | Start Version | End Version |
|---|---|---|---|
| Libcurl | Haxx | 7.10.6 (including) | 7.21.6 (including) |
| Red Hat Enterprise Linux 4 | RedHat | curl-0:7.12.1-17.el4 | * |
| Red Hat Enterprise Linux 5 | RedHat | curl-0:7.15.5-9.el5_6.3 | * |
| Red Hat Enterprise Linux 6 | RedHat | curl-0:7.19.7-26.el6_1.1 | * |
| Curl | Ubuntu | hardy | * |
| Curl | Ubuntu | lucid | * |
| Curl | Ubuntu | maverick | * |
| Curl | Ubuntu | natty | * |
| Curl | Ubuntu | upstream | * |
References
- http://curl.haxx.se/curl-gssapi-delegation.patch
- http://curl.haxx.se/docs/adv_20110623.html
- http://lists.apple.com/archives/security-announce/2012/Feb/msg00000.html
- http://lists.fedoraproject.org/pipermail/package-announce/2011-July/062287.html
- http://lists.fedoraproject.org/pipermail/package-announce/2011-June/061992.html
- http://secunia.com/advisories/45047
- http://secunia.com/advisories/45067
- http://secunia.com/advisories/45088
- http://secunia.com/advisories/45144
- http://secunia.com/advisories/45181
- http://secunia.com/advisories/48256
- http://security.gentoo.org/glsa/glsa-201203-02.xml
- http://support.apple.com/kb/HT5130
- http://www.debian.org/security/2011/dsa-2271
- http://www.mandriva.com/security/advisories?name=MDVSA-2011:116
- http://www.redhat.com/support/errata/RHSA-2011-0918.html
- http://www.securitytracker.com/id?1025713
- http://www.ubuntu.com/usn/USN-1158-1
- https://bugzilla.redhat.com/show_bug.cgi?id=711454
- http://curl.haxx.se/curl-gssapi-delegation.patch
- http://curl.haxx.se/docs/adv_20110623.html
- http://lists.apple.com/archives/security-announce/2012/Feb/msg00000.html
- http://lists.fedoraproject.org/pipermail/package-announce/2011-July/062287.html
- http://lists.fedoraproject.org/pipermail/package-announce/2011-June/061992.html
- http://secunia.com/advisories/45047
- http://secunia.com/advisories/45067
- http://secunia.com/advisories/45088
- http://secunia.com/advisories/45144
- http://secunia.com/advisories/45181
- http://secunia.com/advisories/48256
- http://security.gentoo.org/glsa/glsa-201203-02.xml
- http://support.apple.com/kb/HT5130
- http://www.debian.org/security/2011/dsa-2271
- http://www.mandriva.com/security/advisories?name=MDVSA-2011:116
- http://www.redhat.com/support/errata/RHSA-2011-0918.html
- http://www.securitytracker.com/id?1025713
- http://www.ubuntu.com/usn/USN-1158-1
- https://bugzilla.redhat.com/show_bug.cgi?id=711454