DeleGate < 8.11.6 Invalid DNS Response DoS

medium Nessus Network Monitor Plugin ID 3522


A rogue DNS server may crash the remote proxy.


The remote version of this software is vulnerable to a denial of service when processing invalid DNS responses. An attacker may exploit this flaw to disable this service remotely. To exploit this flaw, an attacker would need to be able to inject malformed DNS responses to the queries sent by the remote application.


Upgrade to version 8.11.6 or higher.

Plugin Details

Severity: Medium

ID: 3522

Family: DNS Servers

Published: 8/18/2004

Updated: 3/6/2019

Nessus ID: 21293

Risk Information


Risk Factor: Medium

Base Score: 5

Temporal Score: 4.1

Vector: CVSS2#AV:N/AC:L/Au:N/C:N/I:N/A:P

Temporal Vector: CVSS2#E:F/RL:OF/RC:C


Risk Factor: Medium

Base Score: 5.3

Temporal Score: 4.9

Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L

Temporal Vector: CVSS:3.0/E:F/RL:O/RC:C

Vulnerability Information

CPE: cpe:/a:delegate:delegate

Reference Information

CVE: CVE-2006-2072

BID: 17691