CVE-2011-2371

critical

Description

Integer overflow in the Array.reduceRight method in Mozilla Firefox before 3.6.18 and 4.x through 4.0.1, Thunderbird before 3.1.11, and SeaMonkey through 2.0.14 allows remote attackers to execute arbitrary code via vectors involving a long JavaScript Array object.

References

https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A13987

https://euvd.enisa.europa.eu/vulnerability/EUVD-2011-2360

https://bugzilla.mozilla.org/show_bug.cgi?id=664009

http://www.ubuntu.com/usn/USN-1149-1

http://www.redhat.com/support/errata/RHSA-2011-0888.html

http://www.redhat.com/support/errata/RHSA-2011-0887.html

http://www.redhat.com/support/errata/RHSA-2011-0885.html

http://www.mozilla.org/security/announce/2011/mfsa2011-22.html

http://www.mandriva.com/security/advisories?name=MDVSA-2011:111

http://www.debian.org/security/2011/dsa-2273

http://www.debian.org/security/2011/dsa-2269

http://www.debian.org/security/2011/dsa-2268

http://support.avaya.com/css/P8/documents/100145333

http://support.avaya.com/css/P8/documents/100144854

http://securityreason.com/securityalert/8472

http://secunia.com/advisories/45002

http://lists.opensuse.org/opensuse-security-announce/2011-07/msg00001.html

Details

Source: Mitre, NVD

Published: 2011-06-30

Updated: 2026-06-16

Risk Information

CVSS v2

Base Score: 10

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

Severity: Critical

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: 0.75691