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Debian DSA-2372-1 : heimdal - buffer overflow

critical Nessus Plugin ID 57512

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Synopsis

The remote Debian host is missing a security-related update.

Description

It was discovered that the Kerberos support for telnetd contains a pre-authentication buffer overflow, which may enable remote attackers who can connect to TELNET to execute arbitrary code with root privileges.

Solution

Upgrade the heimdal packages.

For the oldstable distribution (lenny), this problem has been fixed in version 1.2.dfsg.1-2.1+lenny1.

For the stable distribution (squeeze), this problem has been fixed in version 1.4.0~git20100726.dfsg.1-2+squeeze1.

See Also

https://packages.debian.org/source/squeeze/heimdal

https://www.debian.org/security/2011/dsa-2372

Plugin Details

Severity: Critical

ID: 57512

File Name: debian_DSA-2372.nasl

Version: 1.13

Type: local

Agent: unix

Published: 1/12/2012

Updated: 1/11/2021

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

Risk Information

VPR

Risk Factor: Critical

Score: 9.4

CVSS v2

Risk Factor: Critical

Base Score: 10

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

Vulnerability Information

CPE: cpe:/o:debian:debian_linux:6.0, p-cpe:/a:debian:debian_linux:heimdal, cpe:/o:debian:debian_linux:5.0

Required KB Items: Host/local_checks_enabled, Host/Debian/release, Host/Debian/dpkg-l

Exploit Available: true

Exploit Ease: Exploits are available

Patch Publication Date: 12/25/2011

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

DSA: 2372