RHEL 5 : bind97 (RHSA-2011:1459)

medium Nessus Plugin ID 56867

Synopsis

The remote Red Hat host is missing one or more security updates.

Description

Updated bind97 packages that fix one security issue are now available for Red Hat Enterprise Linux 5.

The Red Hat Security Response Team has rated this update as having important security impact. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available from the CVE link in the References section.

The Berkeley Internet Name Domain (BIND) is an implementation of the Domain Name System (DNS) protocols. BIND includes a DNS server (named); a resolver library (routines for applications to use when interfacing with DNS); and tools for verifying that the DNS server is operating correctly.

A flaw was discovered in the way BIND handled certain DNS queries, which caused it to cache an invalid record. A remote attacker could use this flaw to send repeated queries for this invalid record, causing the resolvers to exit unexpectedly due to a failed assertion.
(CVE-2011-4313)

Users of bind97 are advised to upgrade to these updated packages, which resolve this issue. After installing the update, the BIND daemon (named) will be restarted automatically.

Solution

Update the affected packages.

See Also

https://access.redhat.com/security/cve/cve-2011-4313

https://www.isc.org/software/bind/advisories/cve-2011-4313

https://access.redhat.com/errata/RHSA-2011:1459

Plugin Details

Severity: Medium

ID: 56867

File Name: redhat-RHSA-2011-1459.nasl

Version: 1.20

Type: local

Agent: unix

Published: 11/18/2011

Updated: 1/14/2021

Supported Sensors: Frictionless Assessment AWS, Frictionless Assessment Azure, Frictionless Assessment Agent, Nessus Agent, Agentless Assessment, Nessus

Risk Information

VPR

Risk Factor: Low

Score: 3.6

CVSS v2

Risk Factor: Medium

Base Score: 5

Temporal Score: 3.7

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

Vulnerability Information

CPE: p-cpe:/a:redhat:enterprise_linux:bind97, p-cpe:/a:redhat:enterprise_linux:bind97-chroot, p-cpe:/a:redhat:enterprise_linux:bind97-devel, p-cpe:/a:redhat:enterprise_linux:bind97-libs, p-cpe:/a:redhat:enterprise_linux:bind97-utils, cpe:/o:redhat:enterprise_linux:5

Required KB Items: Host/local_checks_enabled, Host/RedHat/release, Host/RedHat/rpm-list, Host/cpu

Exploit Ease: No known exploits are available

Patch Publication Date: 11/17/2011

Vulnerability Publication Date: 11/29/2011

Reference Information

CVE: CVE-2011-4313

BID: 50690

RHSA: 2011:1459