CVE-2012-5662
5.8 · MEDIUMx3270 before 3.3.12ga12 does not verify that the server hostname matches a domain name in the subject's Common Name (CN) or subjectAltName field of the X.509 certificate, which allows man-in-the-mi…
Overview
CVE-2012-5662 is a medium-severity vulnerability affecting paul_mattes x3270. It was published on May 27, 2014 and has a CVSS 2.0 base score of 5.8 (MEDIUM).
This vulnerability has a CVSS 2.0 base score of 5.8, rated MEDIUM. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.
Technical description
x3270 before 3.3.12ga12 does not verify that the server hostname matches a domain name in the subject's Common Name (CN) or subjectAltName field of the X.509 certificate, which allows man-in-the-middle attackers to spoof SSL servers via an arbitrary valid certificate.
Remediation
Check the references section for vendor advisories and patches from paul_mattes. Update x3270 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 |
|---|---|---|---|
| paul_mattes | x3270 | 0 | Affected |
References
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Frequently asked questions
What is CVE-2012-5662?
CVE-2012-5662 is a medium-severity vulnerability affecting paul_mattes x3270. It was published on May 27, 2014 and has a CVSS 2.0 base score of 5.8 (MEDIUM).
How severe is CVE-2012-5662?
This vulnerability has a CVSS 2.0 base score of 5.8, 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-2012-5662?
Check the references section for vendor advisories and patches from paul_mattes. Update x3270 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-2012-5662?
CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2012-5662 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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