Improper input validation in Civicrm

CVE-2011-5239

CiviCRM 4.0.5 and 4.1.1 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.

Vulnerability class: Drupalgeddon 2 (CVE-2018-7600)

EPSS: 0.005 (41.5th percentile) — read the EPSS interpretation.

Affected products

  • Civicrm — versions 4.0.5, 4.1.1
  • N/a — versions n/a

Weakness classification (CWE)

References