CVE-2012-1947
Heap-based buffer overflow in the utf16_to_isolatin1 function in Mozilla Firefox 4.x through 12.0, Firefox ESR 10.x before 10.0.5, Thunderbird 5.0 through 12.0, Thunderbird ESR 10.x before 10.0.5, and SeaMonkey before 2.10 allows remote attackers to…
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (4.67%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
Description
Heap-based buffer overflow in the utf16_to_isolatin1 function in Mozilla Firefox 4.x through 12.0, Firefox ESR 10.x before 10.0.5, Thunderbird 5.0 through 12.0, Thunderbird ESR 10.x before 10.0.5, and SeaMonkey before 2.10 allows remote attackers to execute arbitrary code via vectors that trigger a character-set conversion failure.
- CVSS 2.0
- 9.3 HIGHAV:N/AC:M/Au:N/C:C/I:C/A:C
- EPSS
- 4.67% probability · 91th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-119
- Affected
- mozilla/firefox · mozilla/seamonkey · mozilla/thunderbird · mozilla/thunderbird esr
- Source
- cve@mitre.org
References
- http://lists.opensuse.org/opensuse-security-announce/2012-06/msg00012.html
- http://lists.opensuse.org/opensuse-security-announce/2012-06/msg00015.html
- http://rhn.redhat.com/errata/RHSA-2012-0710.html
- http://rhn.redhat.com/errata/RHSA-2012-0715.html
- http://www.debian.org/security/2012/dsa-2488
- http://www.debian.org/security/2012/dsa-2489
- http://www.mandriva.com/security/advisories?name=MDVSA-2012:088
- http://www.mozilla.org/security/announce/2012/mfsa2012-40.htmlVendor Advisory
- https://bugzilla.mozilla.org/show_bug.cgi?id=744541
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A16911
- http://lists.opensuse.org/opensuse-security-announce/2012-06/msg00012.html
- http://lists.opensuse.org/opensuse-security-announce/2012-06/msg00015.html
- http://rhn.redhat.com/errata/RHSA-2012-0710.html
- http://rhn.redhat.com/errata/RHSA-2012-0715.html
- http://www.debian.org/security/2012/dsa-2488
- http://www.debian.org/security/2012/dsa-2489
- http://www.mandriva.com/security/advisories?name=MDVSA-2012:088
- http://www.mozilla.org/security/announce/2012/mfsa2012-40.htmlVendor Advisory
- https://bugzilla.mozilla.org/show_bug.cgi?id=744541
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A16911
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.