cve/2009/CVE-2009-0653.md

CVE-2009-0653

Description

OpenSSL, probably 0.9.6, does not verify the Basic Constraints for an intermediate CA-signed certificate, which allows remote attackers to spoof the certificates of trusted sites via a man-in-the-middle attack, a related issue to CVE-2002-0970.

POC

Reference

• http://www.blackhat.com/html/bh-dc-09/bh-dc-09-speakers.html#Marlinspike
• https://www.blackhat.com/presentations/bh-dc-09/Marlinspike/BlackHat-DC-09-Marlinspike-Defeating-SSL.pdf

Github

• https://github.com/ARPSyndicate/cvemon
• https://github.com/chnzzh/OpenSSL-CVE-lib