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TI-2012-02056 Aliases CVE-2012-2318GHSA-5cxv-7whw-jpv5

msg.c in the MSN protocol plugin in libpurple in Pidgin before 2.10.4 does not properly…

Priority LOW 26CWE-20Published · Updated

Key facts

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

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

Summary

msg.c in the MSN protocol plugin in libpurple in Pidgin before 2.10.4 does not properly handle crafted characters, which allows remote servers to cause a denial of service (application crash) by placing these characters in a text/plain message.

Why it matters now

EPSS 0.01694 77th percentileScored 2026-11-07
Public exploit Yes 1 exploit referenceTagged by NVD
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 · 48

CPEVersionsRoleVendor
cpe:2.3:a:pidgin:pidgin:*:*:*:*:*:*:*:*up to 2.10.3VulnerablePidgin
cpe:2.3:a:pidgin:pidgin:2.0.0:*:*:*:*:*:*:*2.0.0VulnerablePidgin
cpe:2.3:a:pidgin:pidgin:2.0.1:*:*:*:*:*:*:*2.0.1VulnerablePidgin
cpe:2.3:a:pidgin:pidgin:2.0.2:*:*:*:*:*:*:*2.0.2VulnerablePidgin
cpe:2.3:a:pidgin:pidgin:2.1.0:*:*:*:*:*:*:*2.1.0VulnerablePidgin
cpe:2.3:a:pidgin:pidgin:2.1.1:*:*:*:*:*:*:*2.1.1VulnerablePidgin
cpe:2.3:a:pidgin:pidgin:2.2.0:*:*:*:*:*:*:*2.2.0VulnerablePidgin
cpe:2.3:a:pidgin:pidgin:2.2.1:*:*:*:*:*:*:*2.2.1VulnerablePidgin
cpe:2.3:a:pidgin:pidgin:2.2.2:*:*:*:*:*:*:*2.2.2VulnerablePidgin
cpe:2.3:a:pidgin:pidgin:2.3.0:*:*:*:*:*:*:*2.3.0VulnerablePidgin
  • cpe:2.3:a:pidgin:pidgin:*:*:*:*:*:*:*:* Versions up to 2.10.3 Vulnerable ·Pidgin
  • cpe:2.3:a:pidgin:pidgin:2.0.0:*:*:*:*:*:*:* Versions 2.0.0 Vulnerable ·Pidgin
  • cpe:2.3:a:pidgin:pidgin:2.0.1:*:*:*:*:*:*:* Versions 2.0.1 Vulnerable ·Pidgin
  • cpe:2.3:a:pidgin:pidgin:2.0.2:*:*:*:*:*:*:* Versions 2.0.2 Vulnerable ·Pidgin
  • cpe:2.3:a:pidgin:pidgin:2.1.0:*:*:*:*:*:*:* Versions 2.1.0 Vulnerable ·Pidgin
  • cpe:2.3:a:pidgin:pidgin:2.1.1:*:*:*:*:*:*:* Versions 2.1.1 Vulnerable ·Pidgin
  • cpe:2.3:a:pidgin:pidgin:2.2.0:*:*:*:*:*:*:* Versions 2.2.0 Vulnerable ·Pidgin
  • cpe:2.3:a:pidgin:pidgin:2.2.1:*:*:*:*:*:*:* Versions 2.2.1 Vulnerable ·Pidgin
  • cpe:2.3:a:pidgin:pidgin:2.2.2:*:*:*:*:*:*:* Versions 2.2.2 Vulnerable ·Pidgin
  • cpe:2.3:a:pidgin:pidgin:2.3.0:*:*:*:*:*:*:* Versions 2.3.0 Vulnerable ·Pidgin
Show 38 more CPE
CPEVersionsRoleVendor
cpe:2.3:a:pidgin:pidgin:2.3.1:*:*:*:*:*:*:*2.3.1VulnerablePidgin
cpe:2.3:a:pidgin:pidgin:2.4.0:*:*:*:*:*:*:*2.4.0VulnerablePidgin
cpe:2.3:a:pidgin:pidgin:2.4.1:*:*:*:*:*:*:*2.4.1VulnerablePidgin
cpe:2.3:a:pidgin:pidgin:2.4.2:*:*:*:*:*:*:*2.4.2VulnerablePidgin
cpe:2.3:a:pidgin:pidgin:2.4.3:*:*:*:*:*:*:*2.4.3VulnerablePidgin
cpe:2.3:a:pidgin:pidgin:2.5.0:*:*:*:*:*:*:*2.5.0VulnerablePidgin
cpe:2.3:a:pidgin:pidgin:2.5.1:*:*:*:*:*:*:*2.5.1VulnerablePidgin
cpe:2.3:a:pidgin:pidgin:2.5.2:*:*:*:*:*:*:*2.5.2VulnerablePidgin
cpe:2.3:a:pidgin:pidgin:2.5.3:*:*:*:*:*:*:*2.5.3VulnerablePidgin
cpe:2.3:a:pidgin:pidgin:2.5.4:*:*:*:*:*:*:*2.5.4VulnerablePidgin
cpe:2.3:a:pidgin:pidgin:2.5.5:*:*:*:*:*:*:*2.5.5VulnerablePidgin
cpe:2.3:a:pidgin:pidgin:2.5.6:*:*:*:*:*:*:*2.5.6VulnerablePidgin
cpe:2.3:a:pidgin:pidgin:2.5.7:*:*:*:*:*:*:*2.5.7VulnerablePidgin
cpe:2.3:a:pidgin:pidgin:2.5.8:*:*:*:*:*:*:*2.5.8VulnerablePidgin
cpe:2.3:a:pidgin:pidgin:2.5.9:*:*:*:*:*:*:*2.5.9VulnerablePidgin
cpe:2.3:a:pidgin:pidgin:2.6.0:*:*:*:*:*:*:*2.6.0VulnerablePidgin
cpe:2.3:a:pidgin:pidgin:2.6.1:*:*:*:*:*:*:*2.6.1VulnerablePidgin
cpe:2.3:a:pidgin:pidgin:2.6.2:*:*:*:*:*:*:*2.6.2VulnerablePidgin
cpe:2.3:a:pidgin:pidgin:2.6.4:*:*:*:*:*:*:*2.6.4VulnerablePidgin
cpe:2.3:a:pidgin:pidgin:2.6.5:*:*:*:*:*:*:*2.6.5VulnerablePidgin
cpe:2.3:a:pidgin:pidgin:2.6.6:*:*:*:*:*:*:*2.6.6VulnerablePidgin
cpe:2.3:a:pidgin:pidgin:2.7.0:*:*:*:*:*:*:*2.7.0VulnerablePidgin
cpe:2.3:a:pidgin:pidgin:2.7.1:*:*:*:*:*:*:*2.7.1VulnerablePidgin
cpe:2.3:a:pidgin:pidgin:2.7.2:*:*:*:*:*:*:*2.7.2VulnerablePidgin
cpe:2.3:a:pidgin:pidgin:2.7.3:*:*:*:*:*:*:*2.7.3VulnerablePidgin
cpe:2.3:a:pidgin:pidgin:2.7.4:*:*:*:*:*:*:*2.7.4VulnerablePidgin
cpe:2.3:a:pidgin:pidgin:2.7.5:*:*:*:*:*:*:*2.7.5VulnerablePidgin
cpe:2.3:a:pidgin:pidgin:2.7.6:*:*:*:*:*:*:*2.7.6VulnerablePidgin
cpe:2.3:a:pidgin:pidgin:2.7.7:*:*:*:*:*:*:*2.7.7VulnerablePidgin
cpe:2.3:a:pidgin:pidgin:2.7.8:*:*:*:*:*:*:*2.7.8VulnerablePidgin
cpe:2.3:a:pidgin:pidgin:2.7.9:*:*:*:*:*:*:*2.7.9VulnerablePidgin
cpe:2.3:a:pidgin:pidgin:2.7.10:*:*:*:*:*:*:*2.7.10VulnerablePidgin
cpe:2.3:a:pidgin:pidgin:2.7.11:*:*:*:*:*:*:*2.7.11VulnerablePidgin
cpe:2.3:a:pidgin:pidgin:2.8.0:*:*:*:*:*:*:*2.8.0VulnerablePidgin
cpe:2.3:a:pidgin:pidgin:2.9.0:*:*:*:*:*:*:*2.9.0VulnerablePidgin
cpe:2.3:a:pidgin:pidgin:2.10.0:*:*:*:*:*:*:*2.10.0VulnerablePidgin
cpe:2.3:a:pidgin:pidgin:2.10.1:*:*:*:*:*:*:*2.10.1VulnerablePidgin
cpe:2.3:a:pidgin:pidgin:2.10.2:*:*:*:*:*:*:*2.10.2VulnerablePidgin
  • cpe:2.3:a:pidgin:pidgin:2.3.1:*:*:*:*:*:*:* Versions 2.3.1 Vulnerable ·Pidgin
  • cpe:2.3:a:pidgin:pidgin:2.4.0:*:*:*:*:*:*:* Versions 2.4.0 Vulnerable ·Pidgin
  • cpe:2.3:a:pidgin:pidgin:2.4.1:*:*:*:*:*:*:* Versions 2.4.1 Vulnerable ·Pidgin
  • cpe:2.3:a:pidgin:pidgin:2.4.2:*:*:*:*:*:*:* Versions 2.4.2 Vulnerable ·Pidgin
  • cpe:2.3:a:pidgin:pidgin:2.4.3:*:*:*:*:*:*:* Versions 2.4.3 Vulnerable ·Pidgin
  • cpe:2.3:a:pidgin:pidgin:2.5.0:*:*:*:*:*:*:* Versions 2.5.0 Vulnerable ·Pidgin
  • cpe:2.3:a:pidgin:pidgin:2.5.1:*:*:*:*:*:*:* Versions 2.5.1 Vulnerable ·Pidgin
  • cpe:2.3:a:pidgin:pidgin:2.5.2:*:*:*:*:*:*:* Versions 2.5.2 Vulnerable ·Pidgin
  • cpe:2.3:a:pidgin:pidgin:2.5.3:*:*:*:*:*:*:* Versions 2.5.3 Vulnerable ·Pidgin
  • cpe:2.3:a:pidgin:pidgin:2.5.4:*:*:*:*:*:*:* Versions 2.5.4 Vulnerable ·Pidgin
  • cpe:2.3:a:pidgin:pidgin:2.5.5:*:*:*:*:*:*:* Versions 2.5.5 Vulnerable ·Pidgin
  • cpe:2.3:a:pidgin:pidgin:2.5.6:*:*:*:*:*:*:* Versions 2.5.6 Vulnerable ·Pidgin
  • cpe:2.3:a:pidgin:pidgin:2.5.7:*:*:*:*:*:*:* Versions 2.5.7 Vulnerable ·Pidgin
  • cpe:2.3:a:pidgin:pidgin:2.5.8:*:*:*:*:*:*:* Versions 2.5.8 Vulnerable ·Pidgin
  • cpe:2.3:a:pidgin:pidgin:2.5.9:*:*:*:*:*:*:* Versions 2.5.9 Vulnerable ·Pidgin
  • cpe:2.3:a:pidgin:pidgin:2.6.0:*:*:*:*:*:*:* Versions 2.6.0 Vulnerable ·Pidgin
  • cpe:2.3:a:pidgin:pidgin:2.6.1:*:*:*:*:*:*:* Versions 2.6.1 Vulnerable ·Pidgin
  • cpe:2.3:a:pidgin:pidgin:2.6.2:*:*:*:*:*:*:* Versions 2.6.2 Vulnerable ·Pidgin
  • cpe:2.3:a:pidgin:pidgin:2.6.4:*:*:*:*:*:*:* Versions 2.6.4 Vulnerable ·Pidgin
  • cpe:2.3:a:pidgin:pidgin:2.6.5:*:*:*:*:*:*:* Versions 2.6.5 Vulnerable ·Pidgin
  • cpe:2.3:a:pidgin:pidgin:2.6.6:*:*:*:*:*:*:* Versions 2.6.6 Vulnerable ·Pidgin
  • cpe:2.3:a:pidgin:pidgin:2.7.0:*:*:*:*:*:*:* Versions 2.7.0 Vulnerable ·Pidgin
  • cpe:2.3:a:pidgin:pidgin:2.7.1:*:*:*:*:*:*:* Versions 2.7.1 Vulnerable ·Pidgin
  • cpe:2.3:a:pidgin:pidgin:2.7.2:*:*:*:*:*:*:* Versions 2.7.2 Vulnerable ·Pidgin
  • cpe:2.3:a:pidgin:pidgin:2.7.3:*:*:*:*:*:*:* Versions 2.7.3 Vulnerable ·Pidgin
  • cpe:2.3:a:pidgin:pidgin:2.7.4:*:*:*:*:*:*:* Versions 2.7.4 Vulnerable ·Pidgin
  • cpe:2.3:a:pidgin:pidgin:2.7.5:*:*:*:*:*:*:* Versions 2.7.5 Vulnerable ·Pidgin
  • cpe:2.3:a:pidgin:pidgin:2.7.6:*:*:*:*:*:*:* Versions 2.7.6 Vulnerable ·Pidgin
  • cpe:2.3:a:pidgin:pidgin:2.7.7:*:*:*:*:*:*:* Versions 2.7.7 Vulnerable ·Pidgin
  • cpe:2.3:a:pidgin:pidgin:2.7.8:*:*:*:*:*:*:* Versions 2.7.8 Vulnerable ·Pidgin
  • cpe:2.3:a:pidgin:pidgin:2.7.9:*:*:*:*:*:*:* Versions 2.7.9 Vulnerable ·Pidgin
  • cpe:2.3:a:pidgin:pidgin:2.7.10:*:*:*:*:*:*:* Versions 2.7.10 Vulnerable ·Pidgin
  • cpe:2.3:a:pidgin:pidgin:2.7.11:*:*:*:*:*:*:* Versions 2.7.11 Vulnerable ·Pidgin
  • cpe:2.3:a:pidgin:pidgin:2.8.0:*:*:*:*:*:*:* Versions 2.8.0 Vulnerable ·Pidgin
  • cpe:2.3:a:pidgin:pidgin:2.9.0:*:*:*:*:*:*:* Versions 2.9.0 Vulnerable ·Pidgin
  • cpe:2.3:a:pidgin:pidgin:2.10.0:*:*:*:*:*:*:* Versions 2.10.0 Vulnerable ·Pidgin
  • cpe:2.3:a:pidgin:pidgin:2.10.1:*:*:*:*:*:*:* Versions 2.10.1 Vulnerable ·Pidgin
  • cpe:2.3:a:pidgin:pidgin:2.10.2:*:*:*:*:*:*:* Versions 2.10.2 Vulnerable ·Pidgin

Remediation

Red Hat 1 advisory

  • RHSA-2012:1102 Released 2012-07-19 · Red Hat rating Moderate
    pidgin security update
    • RHEL Desktop Workstation (v. 5 client) finch-devel-2.6.6-11.el5.4, finch-devel-2.6.6-11.el5.4.i386, libpurple-devel-2.6.6-11.el5.4 +4
    • RHEL Optional Productivity Applications (v. 5 server) finch-2.6.6-11.el5.4, finch-2.6.6-11.el5.4.i386, finch-devel-2.6.6-11.el5.4 +15
    • Red Hat Enterprise Linux Desktop (v. 5 client) finch-2.6.6-11.el5.4, finch-2.6.6-11.el5.4.i386, libpurple-2.6.6-11.el5.4 +9
    • Red Hat Enterprise Linux Desktop (v. 6) libpurple-2.7.9-5.el6.2, pidgin-2.7.9-5.el6.2
    • Red Hat Enterprise Linux Desktop Optional (v. 6) finch-2.7.9-5.el6.2, finch-devel-2.7.9-5.el6.2, libpurple-devel-2.7.9-5.el6.2 +6
    • Red Hat Enterprise Linux Server Optional (v. 6) finch-2.7.9-5.el6.2, finch-2.7.9-5.el6.2.ppc, finch-devel-2.7.9-5.el6.2 +12
    • Red Hat Enterprise Linux Workstation (v. 6) libpurple-2.7.9-5.el6.2, pidgin-2.7.9-5.el6.2
    • Red Hat Enterprise Linux Workstation Optional (v. 6) finch-2.7.9-5.el6.2, finch-devel-2.7.9-5.el6.2, libpurple-devel-2.7.9-5.el6.2 +6

Vendor assessments

Red Hat

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

ProductStatusPlan or fix
RHEL Desktop Workstation (v. 5 client)Fixed RHSA-2012:1102
RHEL Optional Productivity Applications (v. 5 server)Fixed RHSA-2012:1102
Red Hat Enterprise Linux Desktop (v. 5 client)Fixed RHSA-2012:1102
Red Hat Enterprise Linux Desktop (v. 6)Fixed RHSA-2012:1102
Red Hat Enterprise Linux Desktop Optional (v. 6)Fixed RHSA-2012:1102
Red Hat Enterprise Linux Server Optional (v. 6)Fixed RHSA-2012:1102
Red Hat Enterprise Linux Workstation (v. 6)Fixed RHSA-2012:1102
Red Hat Enterprise Linux Workstation Optional (v. 6)Fixed RHSA-2012:1102

Timeline

  1. 2026-10-02 Threatist record created from CVE-2012-2318
  2. 2026-10-03 Alias added: GHSA-5cxv-7whw-jpv5

References

Exploit 1

Patch 1

Advisory 3

Other 1

  • TI-2019-15597 Pidgin 2.13.0 Denial of Service via Malformed Username CVSS 4.0MEDIUM 6.9
  • TI-2009-02576 The msn_slplink_process_msg function in libpurple/protocols/msn/slplink.c in libpurple… CVSS 2.0HIGH 10.0
  • TI-2013-05439 The SIMPLE protocol functionality in Pidgin before 2.10.8 allows remote attackers to have… CVSS 2.0HIGH 10.0
  • TI-2009-01309 Multiple integer overflows in the msn_slplink_process_msg functions in the MSN protocol… CVSS 2.0HIGH 9.3
  • TI-2017-01890 Out-of-bounds write in pidgin CVSS 3.0CRITICAL 9.8
  • TI-2011-02815 gtkutils.c in Pidgin before 2.10.0 on Windows allows user-assisted remote attackers to… CVSS 2.0HIGH 9.3
See all 86 →

Sources

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