RHEL 6 : krb5 (RHSA-2011:1790)

medium Nessus Plugin ID 57036

Synopsis

The remote Red Hat host is missing a security update for krb5.

Description

The remote Redhat Enterprise Linux 6 host has packages installed that are affected by a vulnerability as referenced in the RHSA-2011:1790 advisory.

- krb5 (krb5kdc): NULL pointer dereference in the TGS handling (MITKRB5-SA-2011-007) (CVE-2011-1530)

Note that Nessus has not tested for this issue but has instead relied only on the application's self-reported version number.

Solution

Update the RHEL krb5 package based on the guidance in RHSA-2011:1790.

See Also

https://access.redhat.com/security/updates/classification/#moderate

https://bugzilla.redhat.com/show_bug.cgi?id=753748

http://web.mit.edu/kerberos/advisories/MITKRB5-SA-2011-007.txt

http://www.nessus.org/u?a9eedff1

https://access.redhat.com/errata/RHSA-2011:1790

Plugin Details

Severity: Medium

ID: 57036

File Name: redhat-RHSA-2011-1790.nasl

Version: 1.21

Type: local

Agent: unix

Published: 12/7/2011

Updated: 4/27/2024

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: 6.8

Temporal Score: 5

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

CVSS Score Source: CVE-2011-1530

CVSS v3

Risk Factor: Medium

Base Score: 6.5

Temporal Score: 5.7

Vector: CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Temporal Vector: CVSS:3.0/E:U/RL:O/RC:C

Vulnerability Information

CPE: p-cpe:/a:redhat:enterprise_linux:krb5-devel, p-cpe:/a:redhat:enterprise_linux:krb5-libs, p-cpe:/a:redhat:enterprise_linux:krb5-pkinit-openssl, p-cpe:/a:redhat:enterprise_linux:krb5-server, p-cpe:/a:redhat:enterprise_linux:krb5-server-ldap, p-cpe:/a:redhat:enterprise_linux:krb5-workstation, cpe:/o:redhat:enterprise_linux:6, p-cpe:/a:redhat:enterprise_linux:krb5

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: 12/6/2011

Vulnerability Publication Date: 12/8/2011

Reference Information

CVE: CVE-2011-1530

BID: 50929

CWE: 476

RHSA: 2011:1790