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CVE-2013-0800

6.8 · MEDIUM

Integer signedness error in the pixman_fill_sse2 function in pixman-sse2.c in Pixman, as distributed with Cairo and used in Mozilla Firefox before 20.0, Firefox ESR 17.x before 17.0.5, Thunderbird…

Published Apr 3, 2013mozillaEPSS 3.94%

Overview

CVE-2013-0800 is a medium-severity vulnerability affecting mozilla firefox. It was published on April 3, 2013 and has a CVSS 2.0 base score of 6.8 (MEDIUM).

This vulnerability has a CVSS 2.0 base score of 6.8, rated MEDIUM. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.

Technical description

Integer signedness error in the pixman_fill_sse2 function in pixman-sse2.c in Pixman, as distributed with Cairo and used in Mozilla Firefox before 20.0, Firefox ESR 17.x before 17.0.5, Thunderbird before 17.0.5, Thunderbird ESR 17.x before 17.0.5, SeaMonkey before 2.17, and other products, allows remote attackers to execute arbitrary code via crafted values that trigger attempted use of a (1) negative box boundary or (2) negative box size, leading to an out-of-bounds write operation.

Remediation

Check the references section for vendor advisories and patches from mozilla. Update firefox to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

Affected products

VendorProductVersionsStatus
mozillafirefox>= 0, < 20.0Affected
mozillaseamonkey>= 0, < 2.17Affected
mozillathunderbird>= 0, < 17.0.5Affected
mozillathunderbird_esr>= 17.0, < 17.0.5Affected

References

Reflists.opensuse.org/opensuse-security-announce/2013-04/msg00009.htmlReflists.opensuse.org/opensuse-security-announce/2013-04/msg00010.htmlReflists.opensuse.org/opensuse-security-announce/2013-04/msg00013.htmlReflists.opensuse.org/opensuse-security-announce/2013-05/msg00019.htmlReflists.opensuse.org/opensuse-updates/2013-06/msg00012.htmlRefrhn.redhat.com/errata/RHSA-2013-0696.htmlRefrhn.redhat.com/errata/RHSA-2013-0697.htmlRefwww.debian.org/security/2013/dsa-2699Refwww.mozilla.org/security/announce/2013/mfsa2013-31.htmlRefwww.ubuntu.com/usn/USN-1791-1

How CyberStrike helps

Frequently asked questions

What is CVE-2013-0800?

CVE-2013-0800 is a medium-severity vulnerability affecting mozilla firefox. It was published on April 3, 2013 and has a CVSS 2.0 base score of 6.8 (MEDIUM).

How severe is CVE-2013-0800?

This vulnerability has a CVSS 2.0 base score of 6.8, rated MEDIUM. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.

How do I fix or remediate CVE-2013-0800?

Check the references section for vendor advisories and patches from mozilla. Update firefox to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

How can CyberStrike help with CVE-2013-0800?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2013-0800 is actually reachable in your own applications and APIs, then verifies each finding before reporting it. That tells you if the weakness is a real, exploitable risk in your environment or a false positive you can safely deprioritize.

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