RHEL 6 : krb5-appl (RHSA-2011:1854)

critical Nessus Plugin ID 64018

Synopsis

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

Description

The remote Redhat Enterprise Linux 6 host has packages installed that are affected by a vulnerability as referenced in the RHSA-2011:1854 advisory.

- krb5: telnet client and server encrypt_keyid heap-based buffer overflow (CVE-2011-4862)

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-appl package based on the guidance in RHSA-2011:1854.

See Also

http://web.mit.edu/kerberos/advisories/MITKRB5-SA-2011-008.txt

http://www.nessus.org/u?0670b597

https://access.redhat.com/errata/RHSA-2011:1854

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

https://bugzilla.redhat.com/show_bug.cgi?id=770325

Plugin Details

Severity: Critical

ID: 64018

File Name: redhat-RHSA-2011-1854.nasl

Version: 1.12

Type: local

Agent: unix

Published: 1/24/2013

Updated: 4/27/2024

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

Risk Information

VPR

Risk Factor: Critical

Score: 9.4

Vendor

Vendor Severity: Critical

CVSS v2

Risk Factor: Critical

Base Score: 10

Temporal Score: 8.7

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

CVSS Score Source: CVE-2011-4862

CVSS v3

Risk Factor: Critical

Base Score: 9.8

Temporal Score: 9.4

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

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

Vulnerability Information

CPE: p-cpe:/a:redhat:enterprise_linux:krb5-appl, p-cpe:/a:redhat:enterprise_linux:krb5-appl-servers, p-cpe:/a:redhat:enterprise_linux:krb5-appl-clients, cpe:/o:redhat:rhel_eus:6.1, cpe:/o:redhat:rhel_eus:6.0

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

Exploit Available: true

Exploit Ease: Exploits are available

Patch Publication Date: 12/28/2011

Exploitable With

Core Impact

Metasploit (Linux BSD-derived Telnet Service Encryption Key ID Buffer Overflow)

ExploitHub (EH-11-760)

Reference Information

CVE: CVE-2011-4862

CWE: 119

RHSA: 2011:1854