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FreeBSD : dns/bind9* -- servers using DNS64 can be crashed by a crafted query (2892a8e2-3d68-11e2-8e01-0800273fe665)

high Nessus Plugin ID 63159

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Synopsis

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

Description

ISC reports :

BIND 9 nameservers using the DNS64 IPv6 transition mechanism are vulnerable to a software defect that allows a crafted query to crash the server with a REQUIRE assertion failure. Remote exploitation of this defect can be achieved without extensive effort, resulting in a denial-of-service (DoS) vector against affected servers.

Solution

Update the affected packages.

See Also

http://www.nessus.org/u?4b834980

Plugin Details

Severity: High

ID: 63159

File Name: freebsd_pkg_2892a8e23d6811e28e010800273fe665.nasl

Version: 1.8

Type: local

Published: 12/6/2012

Updated: 1/6/2021

Supported Sensors: Nessus

Risk Information

VPR

Risk Factor: Low

Score: 3.6

CVSS v2

Risk Factor: High

Base Score: 7.8

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

Vulnerability Information

CPE: p-cpe:/a:freebsd:freebsd:bind98, p-cpe:/a:freebsd:freebsd:bind98-base, p-cpe:/a:freebsd:freebsd:bind99, p-cpe:/a:freebsd:freebsd:bind99-base, cpe:/o:freebsd:freebsd

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

Patch Publication Date: 12/4/2012

Vulnerability Publication Date: 11/27/2012

Reference Information

CVE: CVE-2012-5688