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TI-2013-01474 Aliases CVE-2013-1677GHSA-r887-g3fw-6c4x

The gfxSkipCharsIterator::SetOffsets function in Mozilla Firefox before 21.0, Firefox ESR…

Priority MEDIUM 51CWE-399Published · Updated

Key facts

Attack vector
Network
Privileges required
None
User interaction
— Not recorded in CVSS 2.0
Attack complexity
Low
Impact type
Code execution
Confidentiality · integrity · availability
Complete · Complete · Complete
Fix status
Partial Red Hat: 9 fixed, 1 without a fix

Attack profile from CVSS 2.0 · NVD. Fix status from CNA and Red Hat. Impact type from CWE-399 and the CVSS impact.

Summary

The gfxSkipCharsIterator::SetOffsets function in Mozilla Firefox before 21.0, Firefox ESR 17.x before 17.0.6, Thunderbird before 17.0.6, and Thunderbird ESR 17.x before 17.0.6 allows remote attackers to execute arbitrary code or cause a denial of service (out-of-bounds read) via unspecified vectors.

Why it matters now

EPSS 0.05502 92nd percentileScored 2026-11-07
Fix Partial Red Hat: 2 advisoriesRed Hat: 9 fixed, 1 without a fix

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 · 23

CPEVersionsRoleVendor
cpe:2.3:a:mozilla:firefox:*:*:*:*:*:*:*:*up to 20.0.1VulnerableMozilla
cpe:2.3:a:mozilla:firefox:19.0:*:*:*:*:*:*:*19.0VulnerableMozilla
cpe:2.3:a:mozilla:firefox:19.0.1:*:*:*:*:*:*:*19.0.1VulnerableMozilla
cpe:2.3:a:mozilla:firefox:19.0.2:*:*:*:*:*:*:*19.0.2VulnerableMozilla
cpe:2.3:a:mozilla:firefox:20.0:*:*:*:*:*:*:*20.0VulnerableMozilla
cpe:2.3:a:mozilla:firefox:17.0:*:*:*:*:*:*:*17.0VulnerableMozilla
cpe:2.3:a:mozilla:firefox:17.0.1:*:*:*:*:*:*:*17.0.1VulnerableMozilla
cpe:2.3:a:mozilla:firefox:17.0.2:*:*:*:*:*:*:*17.0.2VulnerableMozilla
cpe:2.3:a:mozilla:firefox:17.0.3:*:*:*:*:*:*:*17.0.3VulnerableMozilla
cpe:2.3:a:mozilla:firefox:17.0.4:*:*:*:*:*:*:*17.0.4VulnerableMozilla
  • cpe:2.3:a:mozilla:firefox:*:*:*:*:*:*:*:* Versions up to 20.0.1 Vulnerable ·Mozilla
  • cpe:2.3:a:mozilla:firefox:19.0:*:*:*:*:*:*:* Versions 19.0 Vulnerable ·Mozilla
  • cpe:2.3:a:mozilla:firefox:19.0.1:*:*:*:*:*:*:* Versions 19.0.1 Vulnerable ·Mozilla
  • cpe:2.3:a:mozilla:firefox:19.0.2:*:*:*:*:*:*:* Versions 19.0.2 Vulnerable ·Mozilla
  • cpe:2.3:a:mozilla:firefox:20.0:*:*:*:*:*:*:* Versions 20.0 Vulnerable ·Mozilla
  • cpe:2.3:a:mozilla:firefox:17.0:*:*:*:*:*:*:* Versions 17.0 Vulnerable ·Mozilla
  • cpe:2.3:a:mozilla:firefox:17.0.1:*:*:*:*:*:*:* Versions 17.0.1 Vulnerable ·Mozilla
  • cpe:2.3:a:mozilla:firefox:17.0.2:*:*:*:*:*:*:* Versions 17.0.2 Vulnerable ·Mozilla
  • cpe:2.3:a:mozilla:firefox:17.0.3:*:*:*:*:*:*:* Versions 17.0.3 Vulnerable ·Mozilla
  • cpe:2.3:a:mozilla:firefox:17.0.4:*:*:*:*:*:*:* Versions 17.0.4 Vulnerable ·Mozilla
Show 13 more CPE
CPEVersionsRoleVendor
cpe:2.3:a:mozilla:firefox:17.0.5:*:*:*:*:*:*:*17.0.5VulnerableMozilla
cpe:2.3:a:mozilla:thunderbird:*:*:*:*:*:*:*:*up to 17.0.5VulnerableMozilla
cpe:2.3:a:mozilla:thunderbird:17.0:*:*:*:*:*:*:*17.0VulnerableMozilla
cpe:2.3:a:mozilla:thunderbird:17.0.1:*:*:*:*:*:*:*17.0.1VulnerableMozilla
cpe:2.3:a:mozilla:thunderbird:17.0.2:*:*:*:*:*:*:*17.0.2VulnerableMozilla
cpe:2.3:a:mozilla:thunderbird:17.0.3:*:*:*:*:*:*:*17.0.3VulnerableMozilla
cpe:2.3:a:mozilla:thunderbird:17.0.4:*:*:*:*:*:*:*17.0.4VulnerableMozilla
cpe:2.3:a:mozilla:thunderbird_esr:17.0:*:*:*:*:*:*:*17.0VulnerableMozilla
cpe:2.3:a:mozilla:thunderbird_esr:17.0.1:*:*:*:*:*:*:*17.0.1VulnerableMozilla
cpe:2.3:a:mozilla:thunderbird_esr:17.0.2:*:*:*:*:*:*:*17.0.2VulnerableMozilla
cpe:2.3:a:mozilla:thunderbird_esr:17.0.3:*:*:*:*:*:*:*17.0.3VulnerableMozilla
cpe:2.3:a:mozilla:thunderbird_esr:17.0.4:*:*:*:*:*:*:*17.0.4VulnerableMozilla
cpe:2.3:a:mozilla:thunderbird_esr:17.0.5:*:*:*:*:*:*:*17.0.5VulnerableMozilla
  • cpe:2.3:a:mozilla:firefox:17.0.5:*:*:*:*:*:*:* Versions 17.0.5 Vulnerable ·Mozilla
  • cpe:2.3:a:mozilla:thunderbird:*:*:*:*:*:*:*:* Versions up to 17.0.5 Vulnerable ·Mozilla
  • cpe:2.3:a:mozilla:thunderbird:17.0:*:*:*:*:*:*:* Versions 17.0 Vulnerable ·Mozilla
  • cpe:2.3:a:mozilla:thunderbird:17.0.1:*:*:*:*:*:*:* Versions 17.0.1 Vulnerable ·Mozilla
  • cpe:2.3:a:mozilla:thunderbird:17.0.2:*:*:*:*:*:*:* Versions 17.0.2 Vulnerable ·Mozilla
  • cpe:2.3:a:mozilla:thunderbird:17.0.3:*:*:*:*:*:*:* Versions 17.0.3 Vulnerable ·Mozilla
  • cpe:2.3:a:mozilla:thunderbird:17.0.4:*:*:*:*:*:*:* Versions 17.0.4 Vulnerable ·Mozilla
  • cpe:2.3:a:mozilla:thunderbird_esr:17.0:*:*:*:*:*:*:* Versions 17.0 Vulnerable ·Mozilla
  • cpe:2.3:a:mozilla:thunderbird_esr:17.0.1:*:*:*:*:*:*:* Versions 17.0.1 Vulnerable ·Mozilla
  • cpe:2.3:a:mozilla:thunderbird_esr:17.0.2:*:*:*:*:*:*:* Versions 17.0.2 Vulnerable ·Mozilla
  • cpe:2.3:a:mozilla:thunderbird_esr:17.0.3:*:*:*:*:*:*:* Versions 17.0.3 Vulnerable ·Mozilla
  • cpe:2.3:a:mozilla:thunderbird_esr:17.0.4:*:*:*:*:*:*:* Versions 17.0.4 Vulnerable ·Mozilla
  • cpe:2.3:a:mozilla:thunderbird_esr:17.0.5:*:*:*:*:*:*:* Versions 17.0.5 Vulnerable ·Mozilla

Remediation

Red Hat 2 advisories

  • RHSA-2013:0820 Released 2013-05-14 · Red Hat rating Critical
    firefox security update
    • Red Hat Enterprise Linux (v. 5 server) firefox-17.0.6-1.el5_9, firefox-17.0.6-1.el5_9.i386, firefox-17.0.6-1.el5_9.ia64 +9
    • Red Hat Enterprise Linux Desktop (v. 6) firefox-17.0.6-1.el6_4, xulrunner-17.0.6-2.el6_4
    • Red Hat Enterprise Linux Desktop Optional (v. 6) xulrunner-17.0.6-2.el6_4, xulrunner-devel-17.0.6-2.el6_4
    • Red Hat Enterprise Linux HPC Node Optional (v. 6) firefox-17.0.6-1.el6_4, xulrunner-17.0.6-2.el6_4, xulrunner-devel-17.0.6-2.el6_4
    • Red Hat Enterprise Linux Server (v. 6) firefox-17.0.6-1.el6_4, firefox-17.0.6-1.el6_4.ppc, xulrunner-17.0.6-2.el6_4 +1
    • Red Hat Enterprise Linux Server Optional (v. 6) xulrunner-17.0.6-2.el6_4, xulrunner-devel-17.0.6-2.el6_4, xulrunner-devel-17.0.6-2.el6_4.ppc
    • Red Hat Enterprise Linux Workstation (v. 6) firefox-17.0.6-1.el6_4, xulrunner-17.0.6-2.el6_4
    • Red Hat Enterprise Linux Workstation Optional (v. 6) xulrunner-17.0.6-2.el6_4, xulrunner-devel-17.0.6-2.el6_4
  • RHSA-2013:0821 Released 2013-05-14 · Red Hat rating Important
    thunderbird security update
    • RHEL Optional Productivity Applications (v. 5 server) thunderbird-17.0.6-1.el5_9, thunderbird-17.0.6-1.el5_9.i386
    • Red Hat Enterprise Linux Desktop (v. 6) thunderbird-17.0.6-2.el6_4
    • Red Hat Enterprise Linux Server Optional (v. 6) thunderbird-17.0.6-2.el6_4
    • Red Hat Enterprise Linux Workstation (v. 6) thunderbird-17.0.6-2.el6_4

Vendor assessments

Red Hat

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

ProductStatusPlan or fix
Red Hat Enterprise Linux 5AffectedNo fix yet
RHEL Optional Productivity Applications (v. 5 server)Fixed RHSA-2013:0821
Red Hat Enterprise Linux (v. 5 server)Fixed RHSA-2013:0820
Red Hat Enterprise Linux Desktop (v. 6)Fixed RHSA-2013:0820, RHSA-2013:0821
Red Hat Enterprise Linux Desktop Optional (v. 6)Fixed RHSA-2013:0820
Red Hat Enterprise Linux HPC Node Optional (v. 6)Fixed RHSA-2013:0820
Red Hat Enterprise Linux Server (v. 6)Fixed RHSA-2013:0820
Red Hat Enterprise Linux Server Optional (v. 6)Fixed RHSA-2013:0820, RHSA-2013:0821
Red Hat Enterprise Linux Workstation (v. 6)Fixed RHSA-2013:0820, RHSA-2013:0821
Red Hat Enterprise Linux Workstation Optional (v. 6)Fixed RHSA-2013:0820

Timeline

  1. 2026-10-02 Threatist record created from CVE-2013-1677
  2. 2026-10-03 Alias added: GHSA-r887-g3fw-6c4x

References

Advisory 12

Other 2

  • TI-2024-08981 Use after free in Mozilla Firefox KEVCVSS 3.1CRITICAL 9.8
  • TI-2022-09832 Use after free in Mozilla Firefox KEVCVSS 3.1CRITICAL 9.6
  • TI-2019-08769 Improper input validation in Mozilla Firefox ESR KEVCVSS 3.1CRITICAL 10.0
  • TI-2010-03577 Mozilla Firefox 3.5.x through 3.5.14 and 3.6.x through 3.6.11, Thunderbird 3.1.6 before… KEVCVSS 3.1CRITICAL 9.8
  • TI-2023-04799 Out-of-bounds write in Google Chrome KEVCVSS 3.1HIGH 8.8
  • TI-2023-04477 Out-of-bounds write in Google Chrome KEVCVSS 3.1HIGH 8.8
See all 3444 →

Sources

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