VIR Vulnerability Intelligence Relay

CVE-2011-2371

critical
Published 2011-06-30 · Modified 2026-04-29
💬 Discuss on Community ✚ Propose mitigation
CVSS v3
—
CVSS v4 NEW
—
not yet in upstream
VIR risk
10.0

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.

Predictions

Exploit likelihood
20%
Patch ETA
—

Heuristic predictions, AS-IS, for prioritization only.

Mitigations

No mitigations published for this CVE yet.

The vendor-content worker queues fetches as references arrive (check back in a few minutes). Or — if you've already worked around this in production — publish your fix to the community-verified tier.

✚ Propose a mitigation on Community → Mitigations published via the community go through AI scoring + 2 human reviewers + 7-day silent objection window before landing here with source_tier=community-verified.

Exploits

Public proof-of-concept code below. AS-IS, for defenders and authorised testing only.

Exploit-DB

EDB-17974 remote windows verified
ryujin · 2011-10-12

Mozilla Firefox - 'Array.reduceRight()' Integer Overflow (1)

Source code queued for fetch — refresh in a moment.
EDB-17976 remote windows verified
Metasploit · 2011-10-13

Mozilla Firefox - 'Array.reduceRight()' Integer Overflow (Metasploit) (2)

Source code queued for fetch — refresh in a moment.
EDB-18531 remote windows
pa_kt · 2012-02-27

Mozilla Firefox 4.0.1 - 'Array.reduceRight()' Remote Overflow

Source code queued for fetch — refresh in a moment.

Metasploit modules

exploit_windows/browser/mozilla_reduceright rank 300
Mozilla Firefox Array.reduceRight() Integer Overflow
Source fetch failed: fetch_error — view the original via the link above.

Application impact
VendorProductVersionsFixed
mozilla mozillaseamonkey1.0
mozilla mozillaseamonkey1.0.1
mozilla mozillaseamonkey1.0.2
mozilla mozillaseamonkey1.0.3
mozilla mozillaseamonkey1.0.4
mozilla mozillaseamonkey1.0.5
mozilla mozillaseamonkey1.0.6
mozilla mozillaseamonkey1.0.7
mozilla mozillaseamonkey1.0.8
mozilla mozillaseamonkey1.0.9
mozilla mozillaseamonkey1.1
mozilla mozillaseamonkey1.1.1
mozilla mozillaseamonkey1.1.2
mozilla mozillaseamonkey1.1.3
mozilla mozillaseamonkey1.1.4
mozilla mozillaseamonkey1.1.5
mozilla mozillaseamonkey1.1.6
mozilla mozillaseamonkey1.1.7
mozilla mozillaseamonkey1.1.8
mozilla mozillaseamonkey1.1.9
mozilla mozillaseamonkey1.1.10
mozilla mozillaseamonkey1.1.11
mozilla mozillaseamonkey1.1.12
mozilla mozillaseamonkey1.1.13
mozilla mozillaseamonkey1.1.14
mozilla mozillaseamonkey1.1.15
mozilla mozillaseamonkey1.1.16
mozilla mozillaseamonkey1.1.17
mozilla mozillaseamonkey1.1.18
mozilla mozillaseamonkey1.1.19
mozilla mozillaseamonkey1.5.0.8
mozilla mozillaseamonkey1.5.0.9
mozilla mozillaseamonkey1.5.0.10
mozilla mozillaseamonkey2.0
mozilla mozillaseamonkey2.0.1
mozilla mozillaseamonkey2.0.2
mozilla mozillaseamonkey2.0.3
mozilla mozillaseamonkey2.0.4
mozilla mozillaseamonkey2.0.5
mozilla mozillaseamonkey2.0.6
mozilla mozillaseamonkey2.0.7
mozilla mozillaseamonkey2.0.8
mozilla mozillaseamonkey2.0.9
mozilla mozillaseamonkey2.0.10
mozilla mozillaseamonkey2.0.11
mozilla mozillaseamonkey2.0.12
mozilla mozillaseamonkey2.0.13
mozilla mozillaseamonkey2.0.14
mozilla mozillafirefox{"endIncluding":"3.6.17"}
mozilla mozillafirefox1.0
mozilla mozillafirefox1.0.1
mozilla mozillafirefox1.0.2
mozilla mozillafirefox1.0.3
mozilla mozillafirefox1.0.4
mozilla mozillafirefox1.0.5
mozilla mozillafirefox1.0.6
mozilla mozillafirefox1.0.7
mozilla mozillafirefox1.0.8
mozilla mozillafirefox1.5
mozilla mozillafirefox1.5.0.1
mozilla mozillafirefox1.5.0.2
mozilla mozillafirefox1.5.0.3
mozilla mozillafirefox1.5.0.4
mozilla mozillafirefox1.5.0.5
mozilla mozillafirefox1.5.0.6
mozilla mozillafirefox1.5.0.7
mozilla mozillafirefox1.5.0.8
mozilla mozillafirefox1.5.0.9
mozilla mozillafirefox1.5.0.10
mozilla mozillafirefox1.5.0.11
mozilla mozillafirefox1.5.0.12
mozilla mozillafirefox1.5.1
mozilla mozillafirefox1.5.2
mozilla mozillafirefox1.5.3
mozilla mozillafirefox1.5.4
mozilla mozillafirefox1.5.5
mozilla mozillafirefox1.5.6
mozilla mozillafirefox1.5.7
mozilla mozillafirefox1.5.8
mozilla mozillafirefox2.0
mozilla mozillafirefox2.0.0.1
mozilla mozillafirefox2.0.0.2
mozilla mozillafirefox2.0.0.3
mozilla mozillafirefox2.0.0.4
mozilla mozillafirefox2.0.0.5
mozilla mozillafirefox2.0.0.6
mozilla mozillafirefox2.0.0.7
mozilla mozillafirefox2.0.0.8
mozilla mozillafirefox2.0.0.9
mozilla mozillafirefox2.0.0.10
mozilla mozillafirefox2.0.0.11
mozilla mozillafirefox2.0.0.12
mozilla mozillafirefox2.0.0.13
mozilla mozillafirefox2.0.0.14
mozilla mozillafirefox2.0.0.15
mozilla mozillafirefox2.0.0.16
mozilla mozillafirefox2.0.0.17
mozilla mozillafirefox2.0.0.18
mozilla mozillafirefox2.0.0.19
mozilla mozillafirefox2.0.0.20
mozilla mozillafirefox3.0
mozilla mozillafirefox3.0.1
mozilla mozillafirefox3.0.2
mozilla mozillafirefox3.0.3
mozilla mozillafirefox3.0.4
mozilla mozillafirefox3.0.5
mozilla mozillafirefox3.0.6
mozilla mozillafirefox3.0.7
mozilla mozillafirefox3.0.8
mozilla mozillafirefox3.0.9
mozilla mozillafirefox3.0.10
mozilla mozillafirefox3.0.11
mozilla mozillafirefox3.0.12
mozilla mozillafirefox3.0.13
mozilla mozillafirefox3.0.14
mozilla mozillafirefox3.0.15
mozilla mozillafirefox3.0.16
mozilla mozillafirefox3.0.17
mozilla mozillafirefox3.5
mozilla mozillafirefox3.5.1
mozilla mozillafirefox3.5.2
mozilla mozillafirefox3.5.3
mozilla mozillafirefox3.5.4
mozilla mozillafirefox3.5.5
mozilla mozillafirefox3.5.6
mozilla mozillafirefox3.5.7
mozilla mozillafirefox3.5.8
mozilla mozillafirefox3.5.9
mozilla mozillafirefox3.5.10
mozilla mozillafirefox3.5.11
mozilla mozillafirefox3.5.12
mozilla mozillafirefox3.5.13
mozilla mozillafirefox3.5.14
mozilla mozillafirefox3.5.15
mozilla mozillafirefox3.5.16
mozilla mozillafirefox3.5.17
mozilla mozillafirefox3.5.18
mozilla mozillafirefox3.5.19
mozilla mozillafirefox3.6
mozilla mozillafirefox3.6.2
mozilla mozillafirefox3.6.3
mozilla mozillafirefox3.6.4
mozilla mozillafirefox3.6.6
mozilla mozillafirefox3.6.7
mozilla mozillafirefox3.6.8
mozilla mozillafirefox3.6.9
mozilla mozillafirefox3.6.10
mozilla mozillafirefox3.6.11
mozilla mozillafirefox3.6.12
mozilla mozillafirefox3.6.13
mozilla mozillafirefox3.6.14
mozilla mozillafirefox3.6.15
mozilla mozillafirefox3.6.16
mozilla mozillathunderbird{"endIncluding":"3.1.10"}
mozilla mozillathunderbird0.1
mozilla mozillathunderbird0.2
mozilla mozillathunderbird0.3
mozilla mozillathunderbird0.4
mozilla mozillathunderbird0.5
mozilla mozillathunderbird0.6
mozilla mozillathunderbird0.7
mozilla mozillathunderbird0.7.1
mozilla mozillathunderbird0.7.2
mozilla mozillathunderbird0.7.3
mozilla mozillathunderbird0.8
mozilla mozillathunderbird0.9
mozilla mozillathunderbird1.0
mozilla mozillathunderbird1.0.1
mozilla mozillathunderbird1.0.2
mozilla mozillathunderbird1.0.3
mozilla mozillathunderbird1.0.4
mozilla mozillathunderbird1.0.5
mozilla mozillathunderbird1.0.6
mozilla mozillathunderbird1.0.7
mozilla mozillathunderbird1.0.8
mozilla mozillathunderbird1.5
mozilla mozillathunderbird1.5.0.1
mozilla mozillathunderbird1.5.0.2
mozilla mozillathunderbird1.5.0.3
mozilla mozillathunderbird1.5.0.4
mozilla mozillathunderbird1.5.0.5
mozilla mozillathunderbird1.5.0.6
mozilla mozillathunderbird1.5.0.7
mozilla mozillathunderbird1.5.0.8
mozilla mozillathunderbird1.5.0.9
mozilla mozillathunderbird1.5.0.10
mozilla mozillathunderbird1.5.0.11
mozilla mozillathunderbird1.5.0.12
mozilla mozillathunderbird1.5.0.13
mozilla mozillathunderbird1.5.0.14
mozilla mozillathunderbird1.5.1
mozilla mozillathunderbird1.5.2
mozilla mozillathunderbird1.7.1
mozilla mozillathunderbird1.7.3
mozilla mozillathunderbird2.0
mozilla mozillathunderbird2.0.0.0
mozilla mozillathunderbird2.0.0.1
mozilla mozillathunderbird2.0.0.2
mozilla mozillathunderbird2.0.0.3
mozilla mozillathunderbird2.0.0.4

References

CWEs

CWE-189

Community-verified mitigations for this CVE will appear above when contributors publish them.

Verify integrity in audit chain (admin only). AS-IS.