X3270
CVE-2012-5662
MEDIUM
Severity by source
AV:N/AC:M/Au:N/C:P/I:P/A:N
Primary rating from NVD · only source for this CVE.
CVSS VectorNVD
AV:N/AC:M/Au:N/C:P/I:P/A:N
Lifecycle Timeline
1DescriptionCVE.org
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.
AnalysisAI
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. Rated medium severity (CVSS 5.8), this vulnerability is remotely exploitable. No vendor patch available.
Technical ContextAI
This vulnerability is classified under CWE-310. 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. Affected products include: Paul Mattes X3270. Version information: before 3.3.12.
RemediationAI
No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Apply vendor patches when available. Implement network segmentation and monitoring as interim mitigations.
Same weakness CWE-310 – Cryptographic Issues
View allSame technique Information Disclosure
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External POC / Exploit Code
Leaving vuln.today