CVE-2013-0771 json
Heap-based buffer overflow in the gfxTextRun::ShrinkToLigatureBoundaries function in Mozilla Firefox before 18.0, Firefox ESR 17.x before 1…
published 2013-01-13 13 y ago modified 2026-06-16 4 mo ago also EUVD-2013-0782
- cvss
- 9.3
- version 2.0, NVD
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 5.3%
- EPSS 5.3% chance of exploitation in 30 days, percentile 92%
- public exploits
- 0
- none known
Summary
Heap-based buffer overflow in the gfxTextRun::ShrinkToLigatureBoundaries function in Mozilla Firefox before 18.0, Firefox ESR 17.x before 17.0.1, Thunderbird before 17.0.2, Thunderbird ESR 17.x before 17.0.1, and SeaMonkey before 2.15 allows remote attackers to execute arbitrary code via a crafted document.
Patch / fix
- mozilla firefox 10.0.12, 17.0.2, 18.0
- mozilla seamonkey 2.15
- mozilla thunderbird 17.0.2
- mozilla thunderbird_esr 10.0.12, 17.0.2
- MozillaFirefox openSUSE Tumbleweed 50.1.0-1.1
- MozillaThunderbird openSUSE Tumbleweed 45.5.1-1.1
opensuse advisories openSUSE-SU-2024:10071-1openSUSE-SU-2024:10230-1
Vendor advisories
What the vendors themselves say about their products: affected, fixed or not affected, and what to do.
red hat product security vex CVE-2013-0771 updated cvss 6.8
Mozilla: Use-after-free and buffer overflow issues found using Address Sanitizer (MFSA 2013-02)
-
Red Hat Enterprise Linux 5 firefox, thunderbird Red Hat Enterprise Linux 6 firefox, thunderbirdnot affected: vulnerable code not present
Red Hat CSAF VEX © Red Hat, Inc., from https://security.access.redhat.com/data/csaf/v2/vex/; changed: reduced to product statuses and remediations. CC BY 4.0 · csaf
Exploit prediction
5.33% chance of exploitation in the next 30 days, higher than 92% of all scored CVEs (FIRST EPSS, 2026-11-09).
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| NVD | 2.0 | 9.3 | AV:N/AC:M/Au:N/C:C/I:C/A:C |
Classification
- Weakness
-
- CWE-787 Out-of-bounds Write
References
-
bugzilla.mozilla.org
/show_bug.cgi?id=785555
issue-tracking, patch, vendor-advisory
-
lists.opensuse.org
/opensuse-security-announce/2013-01/msg00006.html
vendor-advisory, mailing-list, third-party-advisory
-
lists.opensuse.org
/opensuse-security-announce/2013-01/msg00010.html
vendor-advisory, mailing-list, third-party-advisory
-
ubuntu.com
/usn/USN-1681-4
vendor-advisory, third-party-advisory
-
lists.opensuse.org
/opensuse-security-announce/2013-01/msg00007.html
vendor-advisory, mailing-list, third-party-advisory
-
ubuntu.com
/usn/USN-1681-1
vendor-advisory, third-party-advisory
-
lists.opensuse.org
/opensuse-security-announce/2013-01/msg00017.html
vendor-advisory, mailing-list, third-party-advisory
-
ubuntu.com
/usn/USN-1681-2
vendor-advisory, third-party-advisory
-
mozilla.org
/security/announce/2013/mfsa2013-02.html
vendor-advisory
-
oval.cisecurity.org
/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A17019
vdb-entry, signature, third-party-advisory
Sources
- CVE List CVE-2013-0771
- NVD CVE-2013-0771
Fencer Intel keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.