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Home >> Browse Vulnerability Assessment Database >> Denial of Service >> Kerio MailServer Webmail Resource Exhaustion Vulnerability


Vulnerability Assessment Details

Kerio MailServer Webmail Resource Exhaustion Vulnerability

Vulnerability Assessment Summary
Checks for Kerio MailServer < 6.0.9

Detailed Explanation for this Vulnerability Assessment

Summary :

The remote mail server is prone to a denial of service attack.

Description :

According to its banner, the remote host is running a version of Kerio
MailServer prior to 6.0.9. Such versions may be subject to hangs or
high CPU usage when malformed email messages are viewed through its
WebMail component. A possible hacker may be able leverage this issue to deny
service to legitimate users simply by sending a specially-crafted
message and having that message viewed by someone using Kerio WebMail.

See also :

http://www.kerio.com/kms_history.html

Solution :

Upgrade to Kerio MailServer 6.0.9 or newer.

Network Security Threat Level:

Low / CVSS Base Score : 2
(AV:R/AC:H/Au:NR/C:N/A:P/I:N/B:N)

Networks Security ID: 13180

Vulnerability Assessment Copyright: This script is Copyright (C) 2005-2006 Tenable Network Security

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