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If through a vulnerability assessment, a network security issue is detected for the vulnerability below, applying the appropriate security patches in a timely matter is very important. If you have detected that your system has already been compromised, following CERT's Network Security recovery document will assist with recommended steps for system recovery.

Home >> Browse Vulnerability Assessment Database >> Gain a shell remotely >> qpopper Qvsnprintf buffer overflow

Vulnerability Assessment Details

qpopper Qvsnprintf buffer overflow

Vulnerability Assessment Summary
qpopper options buffer overflow

Detailed Explanation for this Vulnerability Assessment

The remote qpopper server, according to its banner, is
vulnerable to a one-byte overflow it its function
Qvsnprintf().

A possible hacker may use this flaw to gain a (non-root)
shell on this host, provided that he has a valid
POP account to log in with.

*** This test could not confirm the existence of the
*** problem - it relied on the banner being returned.

Solution : Upgrade to version 4.0.5cf2 or newer

Network Security Threat Level: High

Networks Security ID: 7058

Vulnerability Assessment Copyright: This script is Copyright (C) 2003 Renaud Deraison

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