CVE-2012-6153
Improper certificate validation in org.apache.httpcomponents:httpclient
EPSS 1.2%
Description
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.
How to fix CVE-2012-6153
To remediate CVE-2012-6153, upgrade the affected package to a fixed version below.
- —upgrade to 3.1-10.2 or later
- —upgrade to 4.2.3 or later
Is CVE-2012-6153 being exploited?
Low — EPSS is 1.2%, meaning exploitation activity has not been observed at scale.
Affected packages (2)
- from 0, < 3.1-10.2
- from 0, < 4.2.3