MaraDNS 0.5.x < 0.5.31 / 0.9.x < 0.9.01 Compression Code Remote DoS

medium Nessus Plugin ID 73474


The DNS server running on the remote host is affected by a denial of service vulnerability.


According to its self-reported version number, the MaraDNS server running on the remote host is affected by a memory leak issue due to the compression code. This issue could allow a remote attacker to cause a remote denial of service by sending a specially crafted DNS packet.


Upgrade to MaraDNS version 0.9.01 or later or apply the relevant patch.

See Also

Plugin Details

Severity: Medium

ID: 73474

File Name: maradns_0_9_01.nasl

Version: 1.4

Type: remote

Family: DNS

Published: 4/11/2014

Updated: 11/15/2018

Configuration: Enable paranoid mode

Risk Information


Risk Factor: Low

Score: 3.4


Risk Factor: Medium

Base Score: 5

Temporal Score: 3.7

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

Vulnerability Information

CPE: cpe:/a:maradns:maradns

Required KB Items: maradns/version, maradns/num_ver, Settings/ParanoidReport

Exploit Ease: No known exploits are available

Patch Publication Date: 1/10/2002

Vulnerability Publication Date: 1/10/2002

Reference Information

CVE: CVE-2002-2097

BID: 3852