GLSA-201111-06 : MaraDNS: Arbitrary code execution

This script is Copyright (C) 2011-2015 Tenable Network Security, Inc.

Synopsis :

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

Description :

The remote host is affected by the vulnerability described in GLSA-201111-06
(MaraDNS: Arbitrary code execution)

A long DNS hostname with a large number of labels could trigger a buffer
overflow in the compress_add_dlabel_points() function of dns/Compress.c.

Impact :

A remote unauthenticated attacker could execute arbitrary code or cause
a Denial of Service.

Workaround :

There is no known workaround at this time.

See also :

Solution :

All MaraDNS users should upgrade to the latest stable version:
# emerge --sync
# emerge --ask --oneshot --verbose '>=net-dns/maradns-1.4.06'
NOTE: This is a legacy GLSA. Updates for all affected architectures are
available since February 12, 2011. It is likely that your system is
already no longer affected by this issue.

Risk factor :

High / CVSS Base Score : 7.5
CVSS Temporal Score : 5.5
Public Exploit Available : false

Family: Gentoo Local Security Checks

Nessus Plugin ID: 56902 ()

Bugtraq ID: 45966

CVE ID: CVE-2011-0520

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