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Home >> Browse Vulnerability Assessment Database >> Denial of Service >> cfengine AuthenticationDialogue vulnerability


Vulnerability Assessment Details

cfengine AuthenticationDialogue vulnerability

Vulnerability Assessment Summary
check for cfengine flaw based on its version

Detailed Explanation for this Vulnerability Assessment

Cfengine is running on this remote host.

cfengine cfservd is reported prone to a remote heap-based buffer
overrun vulnerability.

The vulnerability presents itself in the cfengine cfservd
AuthenticationDialogue() function. The issue exists due to a lack of
sufficient boundary checks performed on challenge data that is
received from a client.

In addition, cfengine cfservd is reported prone to a remote denial of
service vulnerability. The vulnerability presents itself in the
cfengine cfservd AuthenticationDialogue() function which is
responsible for processing SAUTH commands and also performing RSA
based authentication. The vulnerability presents itself because
return values for several statements within the
AuthenticationDialogue() function are not checked.

Solution: Upgrade to 2.1.8 or newer.
Network Security Threat Level: High

Networks Security ID: 10899, 10900

Vulnerability Assessment Copyright: This script is Copyright (C) 2004 David Maciejak

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