CVE-2011-2371
Integer overflow in the Array.reduceRight method in Mozilla Firefox before 3.6.18 and 4.x through...
10.0 HighPublic exploitFix available
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.
Exploit likelihood
75.7%Down 11.4 points since Feb 4, 2022
What each source reports
NVD Score used
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.
- Record
CVE-2011-2371- CVSS 2.0
- 10.0 High
AV:N/AC:L/Au:N/C:C/I:C/A:C - Weakness
- CWE-189
- Updated
- 2026-11-02
CVE List No score
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.
- Record
CVE-2011-2371- Updated
- 2026-11-02
EUVDEUVD-2011-2360 No score
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.
- Record
EUVD-2011-2360- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-2ph2-r6cr-hgrj No score
Integer overflow in the Array.reduceRight method in Mozilla Firefox before 3.6.18 and 4.x through...
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.
- Record
GHSA-2ph2-r6cr-hgrj- Updated
- 2026-11-02
OSVopenSUSE-SU-2024:10071-1 No score
MozillaFirefox-50.1.0-1.1 on GA media
These are all security issues fixed in the MozillaFirefox-50.1.0-1.1 package on the GA media of openSUSE Tumbleweed.
- Record
openSUSE-SU-2024:10071-1- Updated
- 2026-11-02
OSVopenSUSE-SU-2024:10218-1 No score
seamonkey-2.40-6.1 on GA media
These are all security issues fixed in the seamonkey-2.40-6.1 package on the GA media of openSUSE Tumbleweed.
- Record
openSUSE-SU-2024:10218-1- Updated
- 2026-11-02
OSVopenSUSE-SU-2024:10230-1 No score
MozillaThunderbird-45.5.1-1.1 on GA media
These are all security issues fixed in the MozillaThunderbird-45.5.1-1.1 package on the GA media of openSUSE Tumbleweed.
- Record
openSUSE-SU-2024:10230-1- Updated
- 2026-11-02
OSVopenSUSE-SU-2024:14572-1 No score
firefox-esr-128.5.1-1.1 on GA media
These are all security issues fixed in the firefox-esr-128.5.1-1.1 package on the GA media of openSUSE Tumbleweed.
- Record
openSUSE-SU-2024:14572-1- Updated
- 2026-11-02
Affected products
Affected packages
| Package | Affected | Fixed |
|---|---|---|
iceweaselDebian:6.0 |
before 3.5.16-8, plus listed versions 3.5.16-43.5.16-53.5.16-5~bpo50+13.5.16-63.5.16-6~bpo50+13.5.16-73.5.16-7~bpo50+13.5.16-8~bpo50+1 |
3.5.16-8 |
xulrunnerDebian:5.0 |
before 1.9.0.19-12, plus listed versions 1.9.0.10-11.9.0.11-0lenny11.9.0.11-11.9.0.12-0lenny11.9.0.12-1 Show 25 moreShow less1.9.0.13-0lenny11.9.0.13-11.9.0.14-0lenny11.9.0.14-11.9.0.15-0lenny11.9.0.16-11.9.0.18-11.9.0.19-11.9.0.19-111.9.0.19-21.9.0.19-31.9.0.19-41.9.0.19-51.9.0.19-61.9.0.19-71.9.0.19-81.9.0.19-91.9.0.5-11.9.0.6-11.9.0.7-0lenny11.9.0.7-0lenny21.9.0.7-11.9.0.8-11.9.0.9-0lenny21.9.0.9-1 |
1.9.0.19-12 |
iceapeDebian:6.0 |
before 2.0.11-6, plus listed versions 2.0.11-22.0.11-32.0.11-42.0.11-5 |
2.0.11-6 |
icedoveDebian:6.0 |
before 3.0.11-1+squeeze3, plus listed versions 3.0.11-13.0.11-1+squeeze13.0.11-1+squeeze2 |
3.0.11-1+squeeze3 |
firefoxRed Hat:enterprise_linux:4::as |
before 0:3.6.18-2.el4 | 0:3.6.18-2.el4 |
firefox-debuginfoRed Hat:enterprise_linux:4::as |
before 0:3.6.18-2.el4 | 0:3.6.18-2.el4 |
firefoxRed Hat:enterprise_linux:4::desktop |
before 0:3.6.18-2.el4 | 0:3.6.18-2.el4 |
firefox-debuginfoRed Hat:enterprise_linux:4::desktop |
before 0:3.6.18-2.el4 | 0:3.6.18-2.el4 |
firefoxRed Hat:enterprise_linux:4::es |
before 0:3.6.18-2.el4 | 0:3.6.18-2.el4 |
firefox-debuginfoRed Hat:enterprise_linux:4::es |
before 0:3.6.18-2.el4 | 0:3.6.18-2.el4 |
Show 55 moreShow less
| Package | Affected | Fixed |
|---|---|---|
firefoxRed Hat:enterprise_linux:4::ws |
before 0:3.6.18-2.el4 | 0:3.6.18-2.el4 |
firefox-debuginfoRed Hat:enterprise_linux:4::ws |
before 0:3.6.18-2.el4 | 0:3.6.18-2.el4 |
firefoxRed Hat:enterprise_linux:5::server |
before 0:3.6.18-1.el5_6 | 0:3.6.18-1.el5_6 |
firefox-debuginfoRed Hat:enterprise_linux:5::server |
before 0:3.6.18-1.el5_6 | 0:3.6.18-1.el5_6 |
xulrunnerRed Hat:enterprise_linux:5::server |
before 0:1.9.2.18-2.el5_6 | 0:1.9.2.18-2.el5_6 |
xulrunner-debuginfoRed Hat:enterprise_linux:5::server |
before 0:1.9.2.18-2.el5_6 | 0:1.9.2.18-2.el5_6 |
xulrunner-develRed Hat:enterprise_linux:5::server |
before 0:1.9.2.18-2.el5_6 | 0:1.9.2.18-2.el5_6 |
firefoxRed Hat:enterprise_linux:6::server |
before 0:3.6.18-1.el6_1 | 0:3.6.18-1.el6_1 |
firefox-debuginfoRed Hat:enterprise_linux:6::server |
before 0:3.6.18-1.el6_1 | 0:3.6.18-1.el6_1 |
xulrunnerRed Hat:enterprise_linux:6::server |
before 0:1.9.2.18-2.el6_1 | 0:1.9.2.18-2.el6_1 |
xulrunner-debuginfoRed Hat:enterprise_linux:6::server |
before 0:1.9.2.18-2.el6_1 | 0:1.9.2.18-2.el6_1 |
xulrunner-develRed Hat:enterprise_linux:6::server |
before 0:1.9.2.18-2.el6_1 | 0:1.9.2.18-2.el6_1 |
thunderbirdRed Hat:enterprise_linux:4::as |
before 0:1.5.0.12-39.el4 | 0:1.5.0.12-39.el4 |
thunderbird-debuginfoRed Hat:enterprise_linux:4::as |
before 0:1.5.0.12-39.el4 | 0:1.5.0.12-39.el4 |
thunderbirdRed Hat:enterprise_linux:4::desktop |
before 0:1.5.0.12-39.el4 | 0:1.5.0.12-39.el4 |
thunderbird-debuginfoRed Hat:enterprise_linux:4::desktop |
before 0:1.5.0.12-39.el4 | 0:1.5.0.12-39.el4 |
thunderbirdRed Hat:enterprise_linux:4::es |
before 0:1.5.0.12-39.el4 | 0:1.5.0.12-39.el4 |
thunderbird-debuginfoRed Hat:enterprise_linux:4::es |
before 0:1.5.0.12-39.el4 | 0:1.5.0.12-39.el4 |
thunderbirdRed Hat:enterprise_linux:4::ws |
before 0:1.5.0.12-39.el4 | 0:1.5.0.12-39.el4 |
thunderbird-debuginfoRed Hat:enterprise_linux:4::ws |
before 0:1.5.0.12-39.el4 | 0:1.5.0.12-39.el4 |
thunderbirdRed Hat:enterprise_linux:5::client |
before 0:2.0.0.24-18.el5_6 | 0:2.0.0.24-18.el5_6 |
thunderbird-debuginfoRed Hat:enterprise_linux:5::client |
before 0:2.0.0.24-18.el5_6 | 0:2.0.0.24-18.el5_6 |
thunderbirdRed Hat:rhel_productivity:5 |
before 0:2.0.0.24-18.el5_6 | 0:2.0.0.24-18.el5_6 |
thunderbird-debuginfoRed Hat:rhel_productivity:5 |
before 0:2.0.0.24-18.el5_6 | 0:2.0.0.24-18.el5_6 |
seamonkeyRed Hat:enterprise_linux:4::as |
before 0:1.0.9-71.el4 | 0:1.0.9-71.el4 |
seamonkey-chatRed Hat:enterprise_linux:4::as |
before 0:1.0.9-71.el4 | 0:1.0.9-71.el4 |
seamonkey-debuginfoRed Hat:enterprise_linux:4::as |
before 0:1.0.9-71.el4 | 0:1.0.9-71.el4 |
seamonkey-develRed Hat:enterprise_linux:4::as |
before 0:1.0.9-71.el4 | 0:1.0.9-71.el4 |
seamonkey-dom-inspectorRed Hat:enterprise_linux:4::as |
before 0:1.0.9-71.el4 | 0:1.0.9-71.el4 |
seamonkey-js-debuggerRed Hat:enterprise_linux:4::as |
before 0:1.0.9-71.el4 | 0:1.0.9-71.el4 |
seamonkey-mailRed Hat:enterprise_linux:4::as |
before 0:1.0.9-71.el4 | 0:1.0.9-71.el4 |
seamonkeyRed Hat:enterprise_linux:4::desktop |
before 0:1.0.9-71.el4 | 0:1.0.9-71.el4 |
seamonkey-chatRed Hat:enterprise_linux:4::desktop |
before 0:1.0.9-71.el4 | 0:1.0.9-71.el4 |
seamonkey-debuginfoRed Hat:enterprise_linux:4::desktop |
before 0:1.0.9-71.el4 | 0:1.0.9-71.el4 |
seamonkey-develRed Hat:enterprise_linux:4::desktop |
before 0:1.0.9-71.el4 | 0:1.0.9-71.el4 |
seamonkey-dom-inspectorRed Hat:enterprise_linux:4::desktop |
before 0:1.0.9-71.el4 | 0:1.0.9-71.el4 |
seamonkey-js-debuggerRed Hat:enterprise_linux:4::desktop |
before 0:1.0.9-71.el4 | 0:1.0.9-71.el4 |
seamonkey-mailRed Hat:enterprise_linux:4::desktop |
before 0:1.0.9-71.el4 | 0:1.0.9-71.el4 |
seamonkeyRed Hat:enterprise_linux:4::es |
before 0:1.0.9-71.el4 | 0:1.0.9-71.el4 |
seamonkey-chatRed Hat:enterprise_linux:4::es |
before 0:1.0.9-71.el4 | 0:1.0.9-71.el4 |
seamonkey-debuginfoRed Hat:enterprise_linux:4::es |
before 0:1.0.9-71.el4 | 0:1.0.9-71.el4 |
seamonkey-develRed Hat:enterprise_linux:4::es |
before 0:1.0.9-71.el4 | 0:1.0.9-71.el4 |
seamonkey-dom-inspectorRed Hat:enterprise_linux:4::es |
before 0:1.0.9-71.el4 | 0:1.0.9-71.el4 |
seamonkey-js-debuggerRed Hat:enterprise_linux:4::es |
before 0:1.0.9-71.el4 | 0:1.0.9-71.el4 |
seamonkey-mailRed Hat:enterprise_linux:4::es |
before 0:1.0.9-71.el4 | 0:1.0.9-71.el4 |
seamonkeyRed Hat:enterprise_linux:4::ws |
before 0:1.0.9-71.el4 | 0:1.0.9-71.el4 |
seamonkey-chatRed Hat:enterprise_linux:4::ws |
before 0:1.0.9-71.el4 | 0:1.0.9-71.el4 |
seamonkey-debuginfoRed Hat:enterprise_linux:4::ws |
before 0:1.0.9-71.el4 | 0:1.0.9-71.el4 |
seamonkey-develRed Hat:enterprise_linux:4::ws |
before 0:1.0.9-71.el4 | 0:1.0.9-71.el4 |
seamonkey-dom-inspectorRed Hat:enterprise_linux:4::ws |
before 0:1.0.9-71.el4 | 0:1.0.9-71.el4 |
seamonkey-js-debuggerRed Hat:enterprise_linux:4::ws |
before 0:1.0.9-71.el4 | 0:1.0.9-71.el4 |
seamonkey-mailRed Hat:enterprise_linux:4::ws |
before 0:1.0.9-71.el4 | 0:1.0.9-71.el4 |
MozillaFirefoxopenSUSE:Tumbleweed |
before 50.1.0-1.1 | 50.1.0-1.1 |
MozillaThunderbirdopenSUSE:Tumbleweed |
before 45.5.1-1.1 | 45.5.1-1.1 |
firefox-esropenSUSE:Tumbleweed |
before 128.5.1-1.1 | 128.5.1-1.1 |
Public exploits
Links only. Every CVE stores no exploit code.
| Source | Link | Date |
|---|---|---|
| Exploit-DB | Mozilla Firefox - 'Array.reduceRight()' Integer Overflow (1) | 2011-10-12 |
| Exploit-DB | Mozilla Firefox - 'Array.reduceRight()' Integer Overflow (Metasploit) (2) | 2011-10-13 |
| Exploit-DB | Mozilla Firefox 4.0.1 - 'Array.reduceRight()' Remote Overflow | 2012-02-27 |
| Metasploit | Mozilla Firefox Array.reduceRight() Integer Overflow | 2011-06-21 |
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases | EUVD | |
| first indexed | CVE List, Exploit-DB, GitHub Advisories, Metasploit, NVD, OSV |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2011-2371 is a high vulnerability (CVSS 10.0) in Mozilla Firefox, published June 30, 2011. Public exploit code exists. EPSS puts the chance of exploitation in the next 30 days at 75.7%, the 99th percentile. Fixed in iceweasel 3.5.16-8.
References
mandriva.com/security/advisories?name=MDVSA-2011:111
oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A13987
secunia.com/advisories/45002
support.avaya.com/css/P8/documents/100145333
ubuntu.com/usn/USN-1149-1
Show 194 moreShow less
redhat.com/support/errata/RHSA-2011-0887.html
mozilla.org/security/announce/2011/mfsa2011-22.html
debian.org/security/2011/dsa-2268
lists.opensuse.org/opensuse-security-announce/2011-07/msg00001.html
securityreason.com/securityalert/8472
bugzilla.mozilla.org/show_bug.cgi?id=664009
nvd.nist.gov/vuln/detail/CVE-2011-2371
github.com/advisories/GHSA-2ph2-r6cr-hgrj
access.redhat.com/errata/RHSA-2011:0885
bugzilla.redhat.com/show_bug.cgi?id=698313
security.access.redhat.com/data/csaf/v2/advisories/2011/rhsa-2011_0885.json
cve.org/CVERecord?id=CVE-2011-0083
suse.com/security/cve/CVE-2008-5913
This page doesn't list everything
Left out here: 1,970 references. The JSON record has them.