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CVE-2012-4187 Details

Description

Mozilla Firefox before 16.0, Firefox ESR 10.x before 10.0.8, Thunderbird before 16.0, Thunderbird ESR 10.x before 10.0.8, and SeaMonkey before 2.13 do not properly manage a certain insPos variable, which allows remote attackers to execute arbitrary code or cause a denial of service (heap memory corruption and assertion failure) via unspecified vectors.

Metrics

CVSS 3.x Severity and Vector Strings:

No CVSS 3.x data is available for this CVE.

References to Advisories, Solutions, and Tools

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URL	Source(s)	Tag(s)
http://lists.opensuse.org/opensuse-security-announce/2012-10/msg00010.html	CVE	Mailing ListThird Party Advisory
http://rhn.redhat.com/errata/RHSA-2012-1351.html	CVE	Third Party Advisory
https://bugzilla.mozilla.org/show_bug.cgi?id=787493	CVE	Issue Tracking
http://secunia.com/advisories/50856	CVE	Third Party Advisory
http://secunia.com/advisories/50892	CVE	Third Party Advisory
http://secunia.com/advisories/50904	CVE	Third Party Advisory
http://secunia.com/advisories/50935	CVE	Third Party Advisory
http://secunia.com/advisories/50936	CVE	Third Party Advisory
http://secunia.com/advisories/50984	CVE	Third Party Advisory
http://secunia.com/advisories/55318	CVE	Third Party Advisory
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A16425	CVE	Third Party Advisory
http://www.mandriva.com/security/advisories?name=MDVSA-2012:163	CVE	Third Party Advisory
http://www.mozilla.org/security/announce/2012/mfsa2012-86.html	CVE	Vendor Advisory
http://www.securityfocus.com/bid/56125	CVE	Third Party AdvisoryVDB Entry
http://www.ubuntu.com/usn/USN-1611-1	CVE	Third Party Advisory
http://lists.opensuse.org/opensuse-security-announce/2012-10/msg00010.html	[email protected]	Mailing ListThird Party Advisory
http://rhn.redhat.com/errata/RHSA-2012-1351.html	[email protected]	Third Party Advisory
https://bugzilla.mozilla.org/show_bug.cgi?id=787493	[email protected]	Issue Tracking
http://secunia.com/advisories/50856	[email protected]	Third Party Advisory
http://secunia.com/advisories/50892	[email protected]	Third Party Advisory
http://secunia.com/advisories/50904	[email protected]	Third Party Advisory
http://secunia.com/advisories/50935	[email protected]	Third Party Advisory
http://secunia.com/advisories/50936	[email protected]	Third Party Advisory
http://secunia.com/advisories/50984	[email protected]	Third Party Advisory
http://secunia.com/advisories/55318	[email protected]	Third Party Advisory
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A16425	[email protected]	Third Party Advisory
http://www.mandriva.com/security/advisories?name=MDVSA-2012:163	[email protected]	Third Party Advisory
http://www.mozilla.org/security/announce/2012/mfsa2012-86.html	[email protected]	Vendor Advisory
http://www.securityfocus.com/bid/56125	[email protected]	Third Party AdvisoryVDB Entry
http://www.ubuntu.com/usn/USN-1611-1	[email protected]	Third Party Advisory

see all 30 references

Weakness Enumeration

CWE-ID	CWE Name	Source
CWE-119	Improper Restriction of Operations within the Bounds of a Memory Buffer	[email protected]

Affected Products

Product	Versions
mozilla firefox	< 10.0.8 < 16.0
CPE cpe:2.3:a:mozilla:firefox:::::::: Remediation No remediation found in references.
mozilla thunderbird esr	< 10.0.8
CPE cpe:2.3:a:mozilla:thunderbird_esr:::::::: Remediation No remediation found in references.
mozilla thunderbird	< 16.0
CPE cpe:2.3:a:mozilla:thunderbird:::::::: Remediation No remediation found in references.
mozilla seamonkey	< 2.13
CPE cpe:2.3:a:mozilla:seamonkey:::::::: Remediation No remediation found in references.
canonical ubuntu linux	10.04 11.04 11.10 12.04
CPE cpe:2.3:o:canonical:ubuntu_linux:10.04::::-::: cpe:2.3:o:canonical:ubuntu_linux:11.04:::::::* cpe:2.3:o:canonical:ubuntu_linux:11.10:::::::* cpe:2.3:o:canonical:ubuntu_linux:12.04::::esm::: Remediation No remediation found in references.
redhat enterprise linux desktop	5.0 6.0
CPE cpe:2.3:o:redhat:enterprise_linux_desktop:5.0:::::::* cpe:2.3:o:redhat:enterprise_linux_desktop:6.0:::::::* Remediation No remediation found in references.
redhat enterprise linux eus	6.3
CPE cpe:2.3:o:redhat:enterprise_linux_eus:6.3:::::::* Remediation No remediation found in references.
redhat enterprise linux server	5.0 6.0
CPE cpe:2.3:o:redhat:enterprise_linux_server:5.0:::::::* cpe:2.3:o:redhat:enterprise_linux_server:6.0:::::::* Remediation No remediation found in references.
redhat enterprise linux workstation	5.0 6.0
CPE cpe:2.3:o:redhat:enterprise_linux_workstation:5.0:::::::* cpe:2.3:o:redhat:enterprise_linux_workstation:6.0:::::::* Remediation No remediation found in references.
suse linux enterprise desktop	10 sp4 11 sp3
CPE cpe:2.3:o:suse:linux_enterprise_desktop:10:sp4:::::: cpe:2.3:o:suse:linux_enterprise_desktop:11:sp3:::::: Remediation No remediation found in references.
suse linux enterprise sdk	10 sp4
CPE cpe:2.3:o:suse:linux_enterprise_sdk:10:sp4:::::: Remediation No remediation found in references.
suse linux enterprise server	10 sp4 11 sp3
CPE cpe:2.3:o:suse:linux_enterprise_server:10:sp4:::::: cpe:2.3:o:suse:linux_enterprise_server:11:sp3:::::: cpe:2.3:o:suse:linux_enterprise_server:11:sp3::::vmware::* Remediation No remediation found in references.

Change History

8 change records found show changes

Date	Action	Recorded By
Jun 16, 2026	CVE Modified	[email protected]
Apr 29, 2026	Status Change	[email protected]
Nov 21, 2024	CVE Modified	CVE
Oct 21, 2024	CPE Deprecation Remap	[email protected]
May 14, 2024	CVE Modified	[email protected]
Aug 10, 2020	Modified Analysis	[email protected]
Sep 19, 2017	CVE Modified	[email protected]
Oct 11, 2012	Initial Analysis	[email protected]

CVE-2012-4187 Details

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