CVE-2012-3962

critical

Description

Mozilla Firefox before 15.0, Firefox ESR 10.x before 10.0.7, Thunderbird before 15.0, Thunderbird ESR 10.x before 10.0.7, and SeaMonkey before 2.12 do not properly iterate through the characters in a text run, which allows remote attackers to execute arbitrary code via a crafted document.

References

https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A16494

https://bugzilla.mozilla.org/show_bug.cgi?id=769120

http://www.xerox.com/download/security/security-bulletin/16287-4d6b7b0c81f7b/cert_XRX13-003_v1.0.pdf

http://www.ubuntu.com/usn/USN-1548-2

http://www.ubuntu.com/usn/USN-1548-1

http://www.mozilla.org/security/announce/2012/mfsa2012-58.html

http://www.debian.org/security/2012/dsa-2556

http://www.debian.org/security/2012/dsa-2554

http://www.debian.org/security/2012/dsa-2553

http://rhn.redhat.com/errata/RHSA-2012-1211.html

http://rhn.redhat.com/errata/RHSA-2012-1210.html

http://lists.opensuse.org/opensuse-security-announce/2012-09/msg00014.html

http://lists.opensuse.org/opensuse-security-announce/2012-09/msg00011.html

http://lists.opensuse.org/opensuse-security-announce/2012-08/msg00028.html

Details

Source: Mitre, NVD

Published: 2012-08-29

Updated: 2025-04-11

Risk Information

CVSS v2

Base Score: 9.3

Vector: CVSS2#AV:N/AC:M/Au:N/C:C/I:C/A:C

Severity: High

CVSS v3

Base Score: 9.8

Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Severity: Critical

EPSS

EPSS: 0.0379