GHSA-2x83-r56g-cv47

ghsaUSosv

Improper certificate validation in org.apache.httpcomponents:httpclient

view advisory published 2018-10-17Licence: CC-BY-4.0

http/conn/ssl/AbstractVerifier.java in Apache Commons HttpClient before 4.2.3 does not properly 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 a certificate with a subject that specifies a common name in a field that is not the CN field. NOTE: this issue exists because of an incomplete fix for CVE-2012-5783.

01

describes (1)

Related CVEs.

IDseverity exploitable
CVE-2012-6153USmedium4.3—
http/conn/ssl/AbstractVerifier.java in Apache Commons HttpClient before 4.2.3 does not properly verify that the server hostname matches a domain name in the subject's Common Name (…
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references

External citations — patches, advisories, analysis.

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