CVE-2011-2984

Severity: critical (CVSS 10.0 v2.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 3.6% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2011-08-18 · updated 2026-06-16
Weakness: CWE-94

Description

Mozilla Firefox before 3.6.20, SeaMonkey 2.x, Thunderbird 3.x before 3.1.12, and possibly other products does not properly handle the dropping of a tab element, which allows remote attackers to execute arbitrary JavaScript code with chrome privileges by establishing a content area and registering for drop events.

Affected products

Mozilla Firefox: through 3.6.19; 1.0, 1.0-preview_release, 1.0.1, 1.0.2, 1.0.3, 1.0.4 (+103)
Mozilla Seamonkey: 2.0, 2.0-alpha_1, 2.0-alpha_2, 2.0-alpha_3, 2.0-beta_1, 2.0-beta_2 (+70)
Mozilla Thunderbird: 3.0, 3.0.1, 3.0.2, 3.0.3, 3.0.4, 3.0.5 (+18)

References

http://lists.opensuse.org/opensuse-security-announce/2011-08/msg00023.html
http://lists.opensuse.org/opensuse-security-announce/2011-08/msg00027.html
http://www.debian.org/security/2011/dsa-2295
http://www.debian.org/security/2011/dsa-2296
http://www.debian.org/security/2011/dsa-2297
http://www.mandriva.com/security/advisories?name=MDVSA-2011:127
http://www.mozilla.org/security/announce/2011/mfsa2011-30.html
http://www.redhat.com/support/errata/RHSA-2011-1164.html
https://bugzilla.mozilla.org/show_bug.cgi?id=572129
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A14358
http://lists.opensuse.org/opensuse-security-announce/2011-08/msg00023.html
http://lists.opensuse.org/opensuse-security-announce/2011-08/msg00027.html

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