The PayPal IPN utility 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, related to use of the PHP fsockopen function.
History

No history.

cve-icon MITRE

Status: PUBLISHED

Assigner: mitre

Published: 2012-11-04T22:00:00

Updated: 2024-08-06T21:14:16.394Z

Reserved: 2012-11-04T00:00:00

Link: CVE-2012-5788

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Modified

Published: 2012-11-04T22:55:03.530

Modified: 2017-08-29T01:32:45.933

Link: CVE-2012-5788

cve-icon Redhat

No data.