FreeBSD : BIND -- Large RRSIG RRsets and Negative Caching DoS (1e1421f0-8d6f-11e0-89b4-001ec9578670)

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


Synopsis :

The remote FreeBSD host is missing one or more security-related
updates.

Description :

ISC reports :

A BIND 9 DNS server set up to be a caching resolver is vulnerable to a
user querying a domain with very large resource record sets (RRSets)
when trying to negatively cache a response. This can cause the BIND 9
DNS server (named process) to crash.

See also :

http://www.isc.org/software/bind/advisories/cve-2011-1910
http://www.nessus.org/u?64978dfe

Solution :

Update the affected packages.

Risk factor :

Medium / CVSS Base Score : 5.0
(CVSS2#AV:N/AC:L/Au:N/C:N/I:N/A:P)
CVSS Temporal Score : 4.3
(CVSS2#E:ND/RL:OF/RC:C)
Public Exploit Available : true

Family: FreeBSD Local Security Checks

Nessus Plugin ID: 54982 ()

Bugtraq ID: 48007

CVE ID: CVE-2011-1910

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