CVE-2012-5789

Severity CVSS v4.0:

Pending analysis

Type:

CWE-20 Input Validation

Publication date:

04/11/2012

Last modified:

11/04/2025

Description

PayPal Payments Standard PHP Library before 20120427 does not verify that the server hostname matches a domain name in the subject&#39;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, related to intentional disabling of certificate-validation checks through a "FALSE" value.

Impact

Vector 2.0

AV:N/AC:M/Au:N/C:P/I:P/A:N CVSS v2.0 Severity and Metrics:

Base Score: 5.80 MEDIUM
Vector: AV:N/AC:M/Au:N/C:P/I:P/A:N

Attack Vector (AV): Network
Attack Complexity (AC): Medium
Authentication (Au): None
Confidentiality (C): Physical
Integrity (I): Physical
Availability (A): None