critical
9.3
CWE
119
Advisory Published
Updated

CVE-2012-4187: Buffer Overflow

First published: Wed Oct 10 2012(Updated: )

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.

Credit: cve@mitre.org cve@mitre.org

Affected SoftwareAffected VersionHow to fix
Mozilla Firefox ESR<10.0.8
Mozilla Thunderbird ESR<10.0.8
Mozilla Firefox<16.0
Mozilla Thunderbird<16.0
Mozilla SeaMonkey<2.13
Ubuntu Linux=10.04
Ubuntu Linux=11.04
Ubuntu Linux=11.10
Ubuntu Linux=12.04
redhat enterprise Linux desktop=5.0
redhat enterprise Linux desktop=6.0
redhat enterprise Linux eus=6.3
redhat enterprise Linux server=5.0
redhat enterprise Linux server=6.0
redhat enterprise Linux workstation=5.0
redhat enterprise Linux workstation=6.0
SUSE Linux Enterprise Desktop with Beagle=10-sp4
SUSE Linux Enterprise Desktop with Beagle=11-sp3
SUSE Linux Enterprise Software Development Kit=10-sp4
SUSE Linux Enterprise Server=10-sp4
SUSE Linux Enterprise Server=11-sp3
suse linux enterprise server vmware=11-sp3
Mozilla Firefox<10.0.8
Ubuntu=10.04
Ubuntu=11.04
Ubuntu=11.10
Ubuntu=12.04

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Reference Links

Frequently Asked Questions

  • What is the severity of CVE-2012-4187?

    CVE-2012-4187 is classified as a critical vulnerability due to its potential to allow remote code execution.

  • How do I fix CVE-2012-4187?

    To fix CVE-2012-4187, update your Mozilla Firefox, Thunderbird, or SeaMonkey to the latest versions that address this vulnerability.

  • Which software versions are affected by CVE-2012-4187?

    CVE-2012-4187 affects Mozilla Firefox versions before 16.0, Thunderbird versions before 16.0, and SeaMonkey versions before 2.13.

  • Can CVE-2012-4187 cause data loss?

    Yes, CVE-2012-4187 can potentially lead to data loss, as it may allow an attacker to execute arbitrary code.

  • Are there any workarounds for CVE-2012-4187?

    There are no recommended workarounds for CVE-2012-4187, and the best solution is to apply the available updates.

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