CVE-2012-3985

MEDIUM 4.3CVE-2012-3985 · Published 10/10/2012 · updated 16/06/2026

In short

CVE-2012-3985 is a MEDIUM (CVSS 4.3) vulnerability affecting firefox (mozilla), seamonkey (mozilla), thunderbird (mozilla).
Chance of exploitation in the next 30 days (EPSS): 1.9%, higher than 79.9% of all vulnerabilities.
Fix: update to 16.0, 2.13 or later.

Package	Affected versions	Patched versions
firefox mozilla	`< 16.0`	`16.0`
seamonkey mozilla	`< 2.13`	`2.13`
thunderbird mozilla	`< 16.0`	`16.0`

Description

Mozilla Firefox before 16.0, Thunderbird before 16.0, and SeaMonkey before 2.13 do not properly implement the HTML5 Same Origin Policy, which allows remote attackers to conduct cross-site scripting (XSS) attacks by leveraging initial-origin access after document.domain has been set.

References

lists.opensuse.org/opensuse-security-announce/2012-10/msg00010.html · Mailing List
osvdb.org/86106 · Broken Link
secunia.com/advisories/50856 · Broken Link
secunia.com/advisories/50892 · Broken Link
secunia.com/advisories/50904 · Broken Link
secunia.com/advisories/50935 · Broken Link
secunia.com/advisories/50984 · Broken Link
mozilla.org/security/announce/2012/mfsa2012-76.html · Vendor Advisory
ubuntu.com/usn/USN-1611-1 · Third Party Advisory
bugzilla.mozilla.org/show_bug.cgi · Issue Tracking
oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A16108 · Third Party Advisory

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Package

Affected versions

Patched versions

firefox

mozilla

< 16.0

16.0

seamonkey

mozilla

< 2.13

2.13

thunderbird

mozilla

< 16.0

16.0

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