CVE-2011-2192

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Summary

CVECVE-2011-2192
StatePUBLISHED
Assignerredhat
Source PriorityCVE Program / NVD first with legacy fallback
Published2011-07-07 21:55:02 UTC
Updated2026-04-29 01:13:23 UTC
DescriptionThe 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.

Risk And Classification

Primary CVSS: v2.0 4.3 from [email protected]

AV:N/AC:M/Au:N/C:P/I:N/A:N

Problem Types: CWE-255 | n/a

CVSS v2.0 Breakdown

Access Vector
Network
Access Complexity
Medium
Authentication
None
Confidentiality
Partial
Integrity
None
Availability
None

AV:N/AC:M/Au:N/C:P/I:N/A:N

NVD Known Affected Configurations (CPE 2.3)

TypeVendorProductVersionUpdateEditionLanguage
Operating System Apple Mac Os X All All All All
Operating System Canonical Ubuntu Linux 10.04 All All All
Operating System Canonical Ubuntu Linux 10.10 All All All
Operating System Canonical Ubuntu Linux 11.04 All All All
Operating System Canonical Ubuntu Linux 8.04 All All All
Operating System Debian Debian Linux 5.0 All All All
Operating System Debian Debian Linux 6.0 All All All
Operating System Debian Debian Linux 7.0 All All All
Operating System Fedoraproject Fedora 14 All All All
Operating System Fedoraproject Fedora 15 All All All
Application Haxx Libcurl All All All All

Vendor Declared Affected Products

SourceVendorProductVersionPlatforms
CNA Na N/a affected n/a Not specified

References

ReferenceSourceLinkTags
711454 – (CVE-2011-2192) CVE-2011-2192 curl: Improper delegation of client credentials during GSS negotiation af854a3a-2127-422b-91ae-364da2661108 bugzilla.redhat.com Issue Tracking, Third Party Advisory
cURL - Security Advisory (June 23, 2011) af854a3a-2127-422b-91ae-364da2661108 curl.haxx.se Vendor Advisory
Red Hat update for curl - Secunia.com af854a3a-2127-422b-91ae-364da2661108 secunia.com Third Party Advisory
curl: page not found af854a3a-2127-422b-91ae-364da2661108 curl.haxx.se Broken Link
USN-1158-1: curl vulnerabilities | Ubuntu af854a3a-2127-422b-91ae-364da2661108 www.ubuntu.com Third Party Advisory
Security Advisory SA48256 - Gentoo update for curl - Secunia af854a3a-2127-422b-91ae-364da2661108 secunia.com Third Party Advisory
Gentoo Linux Documentation -- cURL: Multiple vulnerabilities af854a3a-2127-422b-91ae-364da2661108 security.gentoo.org Third Party Advisory
Support af854a3a-2127-422b-91ae-364da2661108 www.redhat.com Third Party Advisory
About the security content of OS X Lion v10.7.3 and Security Update 2012-001 af854a3a-2127-422b-91ae-364da2661108 support.apple.com Third Party Advisory
cURL GSS/Negotiate Mechanism Discloses Credentials to Remote Servers - SecurityTracker af854a3a-2127-422b-91ae-364da2661108 www.securitytracker.com Third Party Advisory, VDB Entry
[SECURITY] Fedora 15 Update: curl-7.21.3-8.fc15 af854a3a-2127-422b-91ae-364da2661108 lists.fedoraproject.org Mailing List, Third Party Advisory
Support / Security / Advisories / / MDVSA-2011:116 | Mandriva af854a3a-2127-422b-91ae-364da2661108 www.mandriva.com Third Party Advisory
APPLE-SA-2012-02-01-1 OS X Lion v10.7.3 and Security Update 2012-001 af854a3a-2127-422b-91ae-364da2661108 lists.apple.com Mailing List, Third Party Advisory
Debian update for curl - Secunia.com af854a3a-2127-422b-91ae-364da2661108 secunia.com Third Party Advisory
Ubuntu update for curl - Secunia.com af854a3a-2127-422b-91ae-364da2661108 secunia.com Third Party Advisory
[SECURITY] Fedora 14 Update: curl-7.21.0-8.fc14 af854a3a-2127-422b-91ae-364da2661108 lists.fedoraproject.org Mailing List, Third Party Advisory
cURL GSSAPI Credential Delegation Weakness - Secunia.com af854a3a-2127-422b-91ae-364da2661108 secunia.com Third Party Advisory
Debian -- Security Information -- DSA-2271-1 curl af854a3a-2127-422b-91ae-364da2661108 www.debian.org Third Party Advisory
Fedora update for curl - Secunia.com af854a3a-2127-422b-91ae-364da2661108 secunia.com Third Party Advisory
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NVD vulnerability detail NVD nvd.nist.gov canonical, analysis

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