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TI-2011-01914 Aliases CVE-2011-2192GHSA-2jvc-33pv-cq2m

The Curl_input_negotiate function in http_negotiate.c in libcurl 7.10.6 through 7.21.6…

Priority LOW 25CWE-255Published · Updated

Key facts

Attack vector
Network
Privileges required
None
User interaction
— Not recorded in CVSS 2.0
Attack complexity
Medium
Impact type
—
Confidentiality · integrity · availability
Partial · None · None
Fix status
Fixed

Attack profile from CVSS 2.0 · NVD. Fix status from CNA and Red Hat.

Summary

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.

Why it matters now

EPSS 0.02877 86th percentileScored 2026-11-07
Fix Fixed Red Hat: 1 advisory

SSVC decision points

Not available: CISA has not published SSVC decision points for this record.

Affected products

VendorProductAffected versionsFixed inStatusSource
——all versions—No fix listedCNA
  • — Vendor— Affected all versions Fixed in — No fix listed CNA

CPE configurations NVD · 11

CPEVersionsRoleVendor
cpe:2.3:a:haxx:libcurl:*:*:*:*:*:*:*:*7.10.6 – 7.21.6VulnerableHaxx
cpe:2.3:o:apple:mac_os_x:*:*:*:*:*:*:*:*before 10.7.3VulnerableApple
cpe:2.3:o:fedoraproject:fedora:14:*:*:*:*:*:*:*14VulnerableFedoraproject
cpe:2.3:o:fedoraproject:fedora:15:*:*:*:*:*:*:*15VulnerableFedoraproject
cpe:2.3:o:debian:debian_linux:5.0:*:*:*:*:*:*:*5.0VulnerableDebian
cpe:2.3:o:debian:debian_linux:6.0:*:*:*:*:*:*:*6.0VulnerableDebian
cpe:2.3:o:debian:debian_linux:7.0:*:*:*:*:*:*:*7.0VulnerableDebian
cpe:2.3:o:canonical:ubuntu_linux:8.04:*:*:*:lts:*:*:*8.04VulnerableCanonical
cpe:2.3:o:canonical:ubuntu_linux:10.04:*:*:*:lts:*:*:*10.04VulnerableCanonical
cpe:2.3:o:canonical:ubuntu_linux:10.10:*:*:*:*:*:*:*10.10VulnerableCanonical
  • cpe:2.3:a:haxx:libcurl:*:*:*:*:*:*:*:* Versions 7.10.6 – 7.21.6 Vulnerable ·Haxx
  • cpe:2.3:o:apple:mac_os_x:*:*:*:*:*:*:*:* Versions before 10.7.3 Vulnerable ·Apple
  • cpe:2.3:o:fedoraproject:fedora:14:*:*:*:*:*:*:* Versions 14 Vulnerable ·Fedoraproject
  • cpe:2.3:o:fedoraproject:fedora:15:*:*:*:*:*:*:* Versions 15 Vulnerable ·Fedoraproject
  • cpe:2.3:o:debian:debian_linux:5.0:*:*:*:*:*:*:* Versions 5.0 Vulnerable ·Debian
  • cpe:2.3:o:debian:debian_linux:6.0:*:*:*:*:*:*:* Versions 6.0 Vulnerable ·Debian
  • cpe:2.3:o:debian:debian_linux:7.0:*:*:*:*:*:*:* Versions 7.0 Vulnerable ·Debian
  • cpe:2.3:o:canonical:ubuntu_linux:8.04:*:*:*:lts:*:*:* Versions 8.04 Vulnerable ·Canonical
  • cpe:2.3:o:canonical:ubuntu_linux:10.04:*:*:*:lts:*:*:* Versions 10.04 Vulnerable ·Canonical
  • cpe:2.3:o:canonical:ubuntu_linux:10.10:*:*:*:*:*:*:* Versions 10.10 Vulnerable ·Canonical
Show 1 more CPE
CPEVersionsRoleVendor
cpe:2.3:o:canonical:ubuntu_linux:11.04:*:*:*:*:*:*:*11.04VulnerableCanonical
  • cpe:2.3:o:canonical:ubuntu_linux:11.04:*:*:*:*:*:*:* Versions 11.04 Vulnerable ·Canonical

Remediation

Red Hat 1 advisory

  • RHSA-2011:0918 Released 2011-07-05 · Red Hat rating Moderate
    curl security update
    • Red Hat Enterprise Linux (v. 5.6.z server) curl-7.15.5-9.el5_6.3, curl-7.15.5-9.el5_6.3.i386, curl-7.15.5-9.el5_6.3.ia64 +5
    • Red Hat Enterprise Linux AS version 4 curl-7.12.1-17.el4, curl-7.12.1-17.el4.i386, curl-7.12.1-17.el4.ia64 +5
    • Red Hat Enterprise Linux Desktop version 4 curl-7.12.1-17.el4, curl-7.12.1-17.el4.i386, curl-devel-7.12.1-17.el4 +1
    • Red Hat Enterprise Linux ES version 4 curl-7.12.1-17.el4, curl-7.12.1-17.el4.i386, curl-7.12.1-17.el4.ia64 +3
    • Red Hat Enterprise Linux Server (v. 6) curl-7.19.7-26.el6_1.1, libcurl-7.19.7-26.el6_1.1, libcurl-7.19.7-26.el6_1.1.ppc +2
    • Red Hat Enterprise Linux WS version 4 curl-7.12.1-17.el4, curl-7.12.1-17.el4.i386, curl-7.12.1-17.el4.ia64 +3

Vendor assessments

Red Hat

Red Hat rating: Moderate. Red Hat's page for this CVE →

ProductStatusPlan or fix
Red Hat Enterprise Linux (v. 5.6.z server)Fixed RHSA-2011:0918
Red Hat Enterprise Linux AS version 4Fixed RHSA-2011:0918
Red Hat Enterprise Linux Desktop version 4Fixed RHSA-2011:0918
Red Hat Enterprise Linux ES version 4Fixed RHSA-2011:0918
Red Hat Enterprise Linux Server (v. 6)Fixed RHSA-2011:0918
Red Hat Enterprise Linux WS version 4Fixed RHSA-2011:0918

Timeline

  1. 2026-10-02 Threatist record created from CVE-2011-2192
  2. 2026-10-03 Alias added: GHSA-2jvc-33pv-cq2m

References

Advisory 11

Other 1

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences