CVE-2014-9365: Apple Mac OS X

Medium severity, CVSS 5.8. EPSS: 3% chance of exploitation in the next 30 days.

The HTTP clients in the (1) httplib, (2) urllib, (3) urllib2, and (4) xmlrpclib libraries in CPython (aka Python) 2.x before 2.7.9 and 3.x before 3.4.3, when accessing an HTTPS URL, do not (a) check the certificate against a trust store or verify that the server hostname matches a domain name in the subject's (b) Common Name or (c) 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

• Apple Mac OS X: up to and including 10.10.4
• Python Python: version 2.0 only; version 2.0.1 only; version 2.1 only; version 2.1.1 only; version 2.1.2 only; version 2.1.3 only; …

Published 2014-12-12. Last modified 2026-06-17.