CVE-2012-3995: Critical severity firefox vulnerability

Published Oct 10, 2012
·
Updated

The IsCSSWordSpacingSpace function in 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 allows remote attackers to execute arbitrary code or cause a denial of service (out-of-bounds read) via unspecified vectors.

Affected Software

23 affected components
Mozilla Firefox<10.0.8
Mozilla Thunderbird ESR<10.0.8
Mozilla Firefox<16.0
Mozilla Thunderbird<16.0
Mozilla SeaMonkey<2.13
Canonical Ubuntu Linux=10.04
Canonical Ubuntu Linux=11.04
Canonical Ubuntu Linux=11.10
Canonical 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=10-sp4
SUSE Linux Enterprise Desktop=11-sp3
SUSE Linux Enterprise Sdk=10-sp4
SUSE Linux Enterprise Server=10-sp4
SUSE Linux Enterprise Server=11-sp3
SUSE Linux Enterprise Server Vmware=11-sp3
Mozilla Firefox ESR<10.0.8

Event History

Oct 10, 2012
CVE Published
via MITRE·05:00 PM
Data Sourced
via MITRE·05:00 PM
Description

Frequently Asked Questions

1

What is the severity of CVE-2012-3995?

CVE-2012-3995 has a medium severity rating due to its potential for remote code execution and denial of service.

2

How do I fix CVE-2012-3995?

To fix CVE-2012-3995, update your Mozilla Firefox, Thunderbird, or SeaMonkey to the latest version as recommended by Mozilla.

3

Which versions of Firefox are affected by CVE-2012-3995?

CVE-2012-3995 affects Firefox versions prior to 16.0 and Firefox ESR versions prior to 10.0.8.

4

Is Thunderbird vulnerable to CVE-2012-3995?

Yes, Thunderbird versions before 16.0 and Thunderbird ESR before 10.0.8 are vulnerable to CVE-2012-3995.

5

What exploit methods are associated with CVE-2012-3995?

CVE-2012-3995 can be exploited through methods that lead to an out-of-bounds read, allowing for arbitrary code execution.

Contact

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