GLSA-201202-03 : MaraDNS: Denial of Service

Medium Nessus Plugin ID 58099


The remote Gentoo host is missing one or more security-related patches.


The remote host is affected by the vulnerability described in GLSA-201202-03 (MaraDNS: Denial of Service)

MaraDNS does not properly randomize hash functions to protect against hash collision attacks.
Impact :

A remote attacker could send many specially crafted DNS recursive queries, possibly resulting in a Denial of Service condition.
Workaround :

There is no known workaround at this time.


All MaraDNS users should upgrade to the latest version:
# emerge --sync # emerge --ask --oneshot --verbose '>=net-dns/maradns-1.4.09'

See Also

Plugin Details

Severity: Medium

ID: 58099

File Name: gentoo_GLSA-201202-03.nasl

Version: $Revision: 1.5 $

Type: local

Published: 2012/02/23

Modified: 2015/04/13

Dependencies: 12634

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

Vulnerability Information

CPE: p-cpe:/a:gentoo:linux:maradns, cpe:/o:gentoo:linux

Required KB Items: Host/local_checks_enabled, Host/Gentoo/release, Host/Gentoo/qpkg-list

Exploit Available: true

Exploit Ease: Exploits are available

Patch Publication Date: 2012/02/22

Reference Information

CVE: CVE-2012-0024

BID: 51225

OSVDB: 78110

GLSA: 201202-03