Mandriva Linux Security Advisory : cyrus-imapd (MDVSA-2011:100)
Medium Nessus Plugin ID 54639
SynopsisThe remote Mandriva Linux host is missing one or more security updates.
DescriptionA vulnerability has been identified and fixed in cyrus-imapd :
The STARTTLS implementation in Cyrus IMAP Server before 2.4.7 does not properly restrict I/O buffering, which allows man-in-the-middle attackers to insert commands into encrypted sessions by sending a cleartext command that is processed after TLS is in place, related to a plaintext command injection attack, a similar issue to CVE-2011-0411 (CVE-2011-1926).
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The updated packages have been patched to correct this issue.
SolutionUpdate the affected packages.