Mozilla Integer overflow and arbitrary code execution (MFSA 2011-22)
Published Jun 30, 2011
10.0
HIGHCVSS 2.0
EPSS 75.69%
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.
Affected products
No data.
Configuration 1
- 1.0
- 1.0
- 1.0
- 1.0.1
- 1.0.2
- 1.0.3
- 1.0.4
- 1.0.5
- 1.0.6
- 1.0.7
- 1.0.8
- 1.0.9
- 1.1
- 1.1
- 1.1
- 1.1.1
- 1.1.2
- 1.1.3
- 1.1.4
- 1.1.5
- 1.1.6
- 1.1.7
- 1.1.8
- 1.1.9
- 1.1.10
- 1.1.11
- 1.1.12
- 1.1.13
- 1.1.14
- 1.1.15
- 1.1.16
- 1.1.17
- 1.1.18
- 1.1.19
- 1.5.0.8
- 1.5.0.9
- 1.5.0.10
- 2.0
- 2.0
- 2.0
- 2.0
- 2.0
- 2.0
- 2.0
- 2.0
- 2.0.1
- 2.0.2
- 2.0.3
- 2.0.4
- 2.0.5
- 2.0.6
- 2.0.7
- 2.0.8
- 2.0.9
- 2.0.10
- 2.0.11
- 2.0.12
- 2.0.13
- 2.0.14
Configuration 2
- ≤ 3.6.17
- 1.0
- 1.0
- 1.0.1
- 1.0.2
- 1.0.3
- 1.0.4
- 1.0.5
- 1.0.6
- 1.0.7
- 1.0.8
- 1.5
- 1.5
- 1.5
- 1.5.0.1
- 1.5.0.2
- 1.5.0.3
- 1.5.0.4
- 1.5.0.5
- 1.5.0.6
- 1.5.0.7
- 1.5.0.8
- 1.5.0.9
- 1.5.0.10
- 1.5.0.11
- 1.5.0.12
- 1.5.1
- 1.5.2
- 1.5.3
- 1.5.4
- 1.5.5
- 1.5.6
- 1.5.7
- 1.5.8
- 2.0
- 2.0.0.1
- 2.0.0.2
- 2.0.0.3
- 2.0.0.4
- 2.0.0.5
- 2.0.0.6
- 2.0.0.7
- 2.0.0.8
- 2.0.0.9
- 2.0.0.10
- 2.0.0.11
- 2.0.0.12
- 2.0.0.13
- 2.0.0.14
- 2.0.0.15
- 2.0.0.16
- 2.0.0.17
- 2.0.0.18
- 2.0.0.19
- 2.0.0.20
- 3.0
- 3.0.1
- 3.0.2
- 3.0.3
- 3.0.4
- 3.0.5
- 3.0.6
- 3.0.7
- 3.0.8
- 3.0.9
- 3.0.10
- 3.0.11
- 3.0.12
- 3.0.13
- 3.0.14
- 3.0.15
- 3.0.16
- 3.0.17
- 3.5
- 3.5.1
- 3.5.2
- 3.5.3
- 3.5.4
- 3.5.5
- 3.5.6
- 3.5.7
- 3.5.8
- 3.5.9
- 3.5.10
- 3.5.11
- 3.5.12
- 3.5.13
- 3.5.14
- 3.5.15
- 3.5.16
- 3.5.17
- 3.5.18
- 3.5.19
- 3.6
- 3.6.2
- 3.6.3
- 3.6.4
- 3.6.6
- 3.6.7
- 3.6.8
- 3.6.9
- 3.6.10
- 3.6.11
- 3.6.12
- 3.6.13
- 3.6.14
- 3.6.15
- 3.6.16
Configuration 3
- ≤ 3.1.10
- 0.1
- 0.2
- 0.3
- 0.4
- 0.5
- 0.6
- 0.7
- 0.7.1
- 0.7.2
- 0.7.3
- 0.8
- 0.9
- 1.0
- 1.0.1
- 1.0.2
- 1.0.3
- 1.0.4
- 1.0.5
- 1.0.6
- 1.0.7
- 1.0.8
- 1.5
- 1.5
- 1.5.0.1
- 1.5.0.2
- 1.5.0.3
- 1.5.0.4
- 1.5.0.5
- 1.5.0.6
- 1.5.0.7
- 1.5.0.8
- 1.5.0.9
- 1.5.0.10
- 1.5.0.11
- 1.5.0.12
- 1.5.0.13
- 1.5.0.14
- 1.5.1
- 1.5.2
- 1.7.1
- 1.7.3
- 2.0
- 2.0.0.0
- 2.0.0.1
- 2.0.0.2
- 2.0.0.3
- 2.0.0.4
- 2.0.0.5
- 2.0.0.6
- 2.0.0.7
- 2.0.0.8
- 2.0.0.9
- 2.0.0.12
- 2.0.0.14
- 2.0.0.16
- 2.0.0.17
- 2.0.0.18
- 2.0.0.19
- 2.0.0.21
- 2.0.0.22
- 2.0.0.23
- 3.0
- 3.0.1
- 3.0.2
- 3.0.3
- 3.0.4
- 3.0.5
- 3.0.6
- 3.0.7
- 3.0.8
- 3.0.9
- 3.0.10
- 3.0.11
- 3.1
- 3.1.1
- 3.1.2
- 3.1.3
- 3.1.4
- 3.1.5
- 3.1.6
- 3.1.7
- 3.1.8
- 3.1.9
Configuration 4
- 4.0
- 4.0
- 4.0
- 4.0
- 4.0
- 4.0
- 4.0
- 4.0
- 4.0
- 4.0
- 4.0
- 4.0
- 4.0
- 4.0.1
No data.
Red Hat Enterprise Linux 4
firefox-0:3.6.18-2.el4
Fixed · RHSA-2011:0885
Red Hat Enterprise Linux 4
seamonkey-0:1.0.9-71.el4
Fixed · RHSA-2011:0888
Red Hat Enterprise Linux 4
thunderbird-0:1.5.0.12-39.el4
Fixed · RHSA-2011:0887
Red Hat Enterprise Linux 5
firefox-0:3.6.18-1.el5_6
Fixed · RHSA-2011:0885
Red Hat Enterprise Linux 5
thunderbird-0:2.0.0.24-18.el5_6
Fixed · RHSA-2011:0887
Red Hat Enterprise Linux 5
xulrunner-0:1.9.2.18-2.el5_6
Fixed · RHSA-2011:0885
Red Hat Enterprise Linux 6
firefox-0:3.6.18-1.el6_1
Fixed · RHSA-2011:0885
Red Hat Enterprise Linux 6
xulrunner-0:1.9.2.18-2.el6_1
Fixed · RHSA-2011:0885
Red Hat Enterprise Linux 6
thunderbird
Affected
| Product | Package | State | Advisory |
|---|---|---|---|
| Red Hat Enterprise Linux 4 | firefox-0:3.6.18-2.el4 | Fixed | RHSA-2011:0885 |
| Red Hat Enterprise Linux 4 | seamonkey-0:1.0.9-71.el4 | Fixed | RHSA-2011:0888 |
| Red Hat Enterprise Linux 4 | thunderbird-0:1.5.0.12-39.el4 | Fixed | RHSA-2011:0887 |
| Red Hat Enterprise Linux 5 | firefox-0:3.6.18-1.el5_6 | Fixed | RHSA-2011:0885 |
| Red Hat Enterprise Linux 5 | thunderbird-0:2.0.0.24-18.el5_6 | Fixed | RHSA-2011:0887 |
| Red Hat Enterprise Linux 5 | xulrunner-0:1.9.2.18-2.el5_6 | Fixed | RHSA-2011:0885 |
| Red Hat Enterprise Linux 6 | firefox-0:3.6.18-1.el6_1 | Fixed | RHSA-2011:0885 |
| Red Hat Enterprise Linux 6 | xulrunner-0:1.9.2.18-2.el6_1 | Fixed | RHSA-2011:0885 |
| Red Hat Enterprise Linux 6 | thunderbird | Affected | n/a |
No package ranges for this CVE.
Remediation
No remediation recorded yet.
Metrics
No CVSS v4.0 score for this CVE.
No CVSS v3.1 score for this CVE.
No CVSS v3.0 score for this CVE.
AV:N/AC:L/Au:N/C:C/I:C/A:C
This CVE is not in the KEV list.
No CISA SSVC assessment for this CVE yet.
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 1, 2026.
Score over time
2022–2026- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Percentile over time
- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Table of values (20 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 75.69% (0.75691) | 99.51th | v5 (v2026.06.15) |
| Jun 15, 2026 | 75.69% (0.75691) | 99.46th | v5 (v2026.06.15) |
| Dec 30, 2025 | 86.21% (0.86212) | 99.37th | v4 (v2025.03.14) |
| Jul 22, 2025 | 87.30% (0.87301) | 99.40th | v4 (v2025.03.14) |
| May 21, 2025 | 84.72% (0.84716) | 99.27th | v4 (v2025.03.14) |
| Mar 30, 2025 | 83.00% (0.82996) | 99.20th | v4 (v2025.03.14) |
| Mar 29, 2025 | 85.16% (0.85160) | 99.19th | v4 (v2025.03.14) |
| Mar 17, 2025 | 83.00% (0.82996) | 99.21th | v4 (v2025.03.14) |
| Dec 12, 2024 | 95.69% (0.95687) | 99.50th | v3 (v2023.03.01) |
| Feb 18, 2024 | 95.69% (0.95687) | 99.35th | v3 (v2023.03.01) |
| Dec 29, 2023 | 95.70% (0.95700) | 99.28th | v3 (v2023.03.01) |
| Nov 6, 2023 | 96.36% (0.96358) | 99.40th | v3 (v2023.03.01) |
| Sep 12, 2023 | 96.34% (0.96342) | 99.36th | v3 (v2023.03.01) |
| Jul 19, 2023 | 95.97% (0.95971) | 99.21th | v3 (v2023.03.01) |
| May 26, 2023 | 95.67% (0.95671) | 99.08th | v3 (v2023.03.01) |
| Mar 7, 2023 | 95.84% (0.95837) | 99.02th | v3 (v2023.03.01) |
| Mar 6, 2023 | 85.96% (0.85959) | 99.70th | v2 (v2022.01.01) |
| Aug 20, 2022 | 85.96% (0.85959) | 99.67th | v2 (v2022.01.01) |
| Jun 2, 2022 | 86.39% (0.86387) | 99.69th | v2 (v2022.01.01) |
| Feb 4, 2022 | 87.06% (0.87056) | 99.68th | v2 (v2022.01.01) |
References (20)
- http://lists.opensuse.org/opensuse-security-announce/2011-07/msg00001.html vendor-advisoryx_refsource_SUSE
- http://secunia.com/advisories/45002 third-party-advisoryx_refsource_SECUNIA
- http://securityreason.com/securityalert/8472 third-party-advisoryx_refsource_SREASON
- http://support.avaya.com/css/P8/documents/100144854 x_refsource_CONFIRM
- http://support.avaya.com/css/P8/documents/100145333 x_refsource_CONFIRM
- http://www.debian.org/security/2011/dsa-2268 vendor-advisoryx_refsource_DEBIAN
- http://www.debian.org/security/2011/dsa-2269 vendor-advisoryx_refsource_DEBIAN
- http://www.debian.org/security/2011/dsa-2273 vendor-advisoryx_refsource_DEBIAN
- http://www.mandriva.com/security/advisories?name=MDVSA-2011:111 vendor-advisoryx_refsource_MANDRIVA
- http://www.mozilla.org/security/announce/2011/mfsa2011-22.html x_refsource_CONFIRMVendor Advisory
- http://www.redhat.com/support/errata/RHSA-2011-0885.html vendor-advisoryx_refsource_REDHAT
- http://www.redhat.com/support/errata/RHSA-2011-0887.html vendor-advisoryx_refsource_REDHAT
- http://www.redhat.com/support/errata/RHSA-2011-0888.html vendor-advisoryx_refsource_REDHAT
- http://www.ubuntu.com/usn/USN-1149-1 vendor-advisoryx_refsource_UBUNTU
- https://access.redhat.com/security/cve/CVE-2011-2371 Vendor Advisory
- https://bugzilla.mozilla.org/show_bug.cgi?id=664009 x_refsource_CONFIRM
- https://bugzilla.redhat.com/show_bug.cgi?id=714580 Issue Tracking
- https://nvd.nist.gov/vuln/detail/CVE-2011-2371
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A13987 vdb-entrysignaturex_refsource_OVAL
- https://www.cve.org/CVERecord?id=CVE-2011-2371
Change history (0)
No recorded changes yet.