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Scientific Linux Security Update : krb5 on SL5.x i386/x86_64

medium Nessus Plugin ID 60952

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Synopsis

The remote Scientific Linux host is missing one or more security updates.

Description

A NULL pointer dereference flaw was found in the way the MIT Kerberos KDC processed principal names that were not null terminated, when the KDC was configured to use an LDAP back end. A remote attacker could use this flaw to crash the KDC via a specially crafted request.
(CVE-2011-0282)

A denial of service flaw was found in the way the MIT Kerberos KDC processed certain principal names when the KDC was configured to use an LDAP back end. A remote attacker could use this flaw to cause the KDC to hang via a specially crafted request. (CVE-2011-0281)

After installing the updated packages, the krb5kdc daemon will be restarted automatically.

Solution

Update the affected packages.

See Also

http://www.nessus.org/u?472cad9b

Plugin Details

Severity: Medium

ID: 60952

File Name: sl_20110208_krb5_on_SL5_x.nasl

Version: 1.8

Type: local

Agent: unix

Published: 8/1/2012

Updated: 1/14/2021

Supported Sensors: Nessus Agent, Nessus

Risk Information

VPR

Risk Factor: Low

Score: 3.6

CVSS v2

Risk Factor: Medium

Base Score: 5

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

Vulnerability Information

CPE: x-cpe:/o:fermilab:scientific_linux

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

Patch Publication Date: 2/8/2011

Reference Information

CVE: CVE-2011-0281, CVE-2011-0282