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

Medium Nessus Plugin ID 54982


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


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.


Update the affected packages.

See Also

Plugin Details

Severity: Medium

ID: 54982

File Name: freebsd_pkg_1e1421f08d6f11e089b4001ec9578670.nasl

Version: $Revision: 1.5 $

Type: local

Published: 2011/06/07

Modified: 2015/01/22

Dependencies: 12634

Risk Information

Risk Factor: Medium


Base Score: 5

Temporal Score: 4.3

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

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

Vulnerability Information

CPE: p-cpe:/a:freebsd:freebsd:bind9-sdb-ldap, p-cpe:/a:freebsd:freebsd:bind9-sdb-postgresql, p-cpe:/a:freebsd:freebsd:bind96, p-cpe:/a:freebsd:freebsd:bind97, p-cpe:/a:freebsd:freebsd:bind98, cpe:/o:freebsd:freebsd

Required KB Items: Host/local_checks_enabled, Host/FreeBSD/release, Host/FreeBSD/pkg_info

Exploit Available: true

Exploit Ease: Exploits are available

Patch Publication Date: 2011/06/04

Vulnerability Publication Date: 2011/05/26

Reference Information

CVE: CVE-2011-1910

BID: 48007

OSVDB: 72540

FreeBSD: SA-11:02.bind