CVE-2013-5607
7.5 · HIGHInteger overflow in the PL_ArenaAllocate function in Mozilla Netscape Portable Runtime (NSPR) before 4.10.2, as used in Firefox before 25.0.1, Firefox ESR 17.x before 17.0.11 and 24.x before 24.1.1…
Overview
CVE-2013-5607 is a high-severity vulnerability affecting mozilla netscape_portable_runtime. It was published on November 20, 2013 and has a CVSS 2.0 base score of 7.5 (HIGH).
This vulnerability has a CVSS 2.0 base score of 7.5, rated HIGH. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.
Technical description
Integer overflow in the PL_ArenaAllocate function in Mozilla Netscape Portable Runtime (NSPR) before 4.10.2, as used in Firefox before 25.0.1, Firefox ESR 17.x before 17.0.11 and 24.x before 24.1.1, and SeaMonkey before 2.22.1, allows remote attackers to cause a denial of service (application crash) or possibly have unspecified other impact via a crafted X.509 certificate, a related issue to CVE-2013-1741.
Remediation
Check the references section for vendor advisories and patches from mozilla. Update netscape_portable_runtime 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
| Vendor | Product | Versions | Status |
|---|---|---|---|
| mozilla | netscape_portable_runtime | 0 | Affected |
| mozilla | seamonkey | 0 | Affected |
References
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Frequently asked questions
What is CVE-2013-5607?
CVE-2013-5607 is a high-severity vulnerability affecting mozilla netscape_portable_runtime. It was published on November 20, 2013 and has a CVSS 2.0 base score of 7.5 (HIGH).
How severe is CVE-2013-5607?
This vulnerability has a CVSS 2.0 base score of 7.5, rated HIGH. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.
How do I fix or remediate CVE-2013-5607?
Check the references section for vendor advisories and patches from mozilla. Update netscape_portable_runtime 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-2013-5607?
CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2013-5607 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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