Security Advisory

CVE-2009-4565

CVE vulnerability detail - eXtreme Datacenter Security Operations

Published 2010-01-04 21:00:00

Last updated 2024-08-07 07:08:38

Assigner mitre

CVSS score not scored

State PUBLISHED

Description

sendmail before 8.14.4 does not properly handle a '\0' character in a Common Name (CN) field of an X.509 certificate, which (1) allows man-in-the-middle attackers to spoof arbitrary SSL-based SMTP servers via a crafted server certificate issued by a legitimate Certification Authority, and (2) allows remote attackers to bypass intended access restrictions via a crafted client certificate issued by a legitimate Certification Authority, a related issue to CVE-2009-2408.

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