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CVE-2014-1492

4.3 · MEDIUM

The cert_TestHostName function in lib/certdb/certdb.c in the certificate-checking implementation in Mozilla Network Security Services (NSS) before 3.16 accepts a wildcard character that is embedded…

Published Mar 25, 2014mozillaCWE-20EPSS 1.77%

Overview

CVE-2014-1492 is a medium-severity vulnerability affecting mozilla network_security_services. It was published on March 25, 2014 and has a CVSS 2.0 base score of 4.3 (MEDIUM).

This vulnerability has a CVSS 2.0 base score of 4.3, rated MEDIUM. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.

Technical description

The cert_TestHostName function in lib/certdb/certdb.c in the certificate-checking implementation in Mozilla Network Security Services (NSS) before 3.16 accepts a wildcard character that is embedded in an internationalized domain name's U-label, which might allow man-in-the-middle attackers to spoof SSL servers via a crafted certificate.

Remediation

Check the references section for vendor advisories and patches from mozilla. Update network_security_services 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
mozillanetwork_security_services0Affected

References

Refkb.juniper.net/InfoCenter/index?page=content&id=JSA10761Reflists.fedoraproject.org/pipermail/package-announce/2014-May/132437.htmlReflists.opensuse.org/opensuse-security-announce/2014-05/msg00006.htmlReflists.opensuse.org/opensuse-security-announce/2014-05/msg00015.htmlReflists.opensuse.org/opensuse-updates/2014-05/msg00010.htmlReflists.opensuse.org/opensuse-updates/2014-05/msg00033.htmlRefseclists.org/fulldisclosure/2014/Dec/23Refsecunia.com/advisories/59866Refsecunia.com/advisories/60621Refsecunia.com/advisories/60794

How CyberStrike helps

Frequently asked questions

What is CVE-2014-1492?

CVE-2014-1492 is a medium-severity vulnerability affecting mozilla network_security_services. It was published on March 25, 2014 and has a CVSS 2.0 base score of 4.3 (MEDIUM).

How severe is CVE-2014-1492?

This vulnerability has a CVSS 2.0 base score of 4.3, 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-2014-1492?

Check the references section for vendor advisories and patches from mozilla. Update network_security_services 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-2014-1492?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2014-1492 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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