CVE-2011-2192

Description

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 products

• Apple / mac_os_x10.7.3
• Canonical / Ubuntu Linux10.04 – 10.04
• Canonical / Ubuntu Linux11.04 – 11.04
• Canonical / Ubuntu Linux8.04 – 8.04
• Canonical / Ubuntu Linux10.10 – 10.10
• Debian / debian_linux6.0 – 6.0
• Debian / debian_linux5.0 – 5.0
• Debian / debian_linux7.0 – 7.0
• fedoraproject / fedora15 – 15
• fedoraproject / fedora14 – 14
• haxx / libcurl7.10.6 – 7.21.6

References

• VENDOR_ADVISORYhttp://www.mandriva.com/security/advisories?name=MDVSA-2011:116
• VENDOR_ADVISORYhttp://secunia.com/advisories/45181
• VENDOR_ADVISORYhttp://support.apple.com/kb/HT5130
• VENDOR_ADVISORYhttp://secunia.com/advisories/45144
• VENDOR_ADVISORYhttp://www.ubuntu.com/usn/USN-1158-1
• MISChttp://curl.haxx.se/docs/adv_20110623.html
• VENDOR_ADVISORYhttp://secunia.com/advisories/45067
• MAILING_LISThttp://lists.fedoraproject.org/pipermail/package-announce/2011-July/062287.html
• MISChttp://www.securitytracker.com/id?1025713
• MISChttp://www.redhat.com/support/errata/RHSA-2011-0918.html
• MAILING_LISThttp://lists.apple.com/archives/security-announce/2012/Feb/msg00000.html
• MISChttp://security.gentoo.org/glsa/glsa-201203-02.xml
• VENDOR_ADVISORYhttp://secunia.com/advisories/48256
• VENDOR_ADVISORYhttp://www.debian.org/security/2011/dsa-2271
• MISChttps://bugzilla.redhat.com/show_bug.cgi?id=711454
• MISChttp://curl.haxx.se/curl-gssapi-delegation.patch
• VENDOR_ADVISORYhttp://secunia.com/advisories/45088
• MAILING_LISThttp://lists.fedoraproject.org/pipermail/package-announce/2011-June/061992.html
• VENDOR_ADVISORYhttp://secunia.com/advisories/45047