CVE-2011-4862

Published: Dec 25, 2011Updated: Apr 29, 2026 Sources: CVE List NVD BDUCWE-120

10.0CRITICAL

NVD MITRE

Description

Buffer overflow in libtelnet/encrypt.c in telnetd in FreeBSD 7.3 through 9.0, MIT Kerberos Version 5 Applications (aka krb5-appl) 1.0.2 and earlier, Heimdal 1.5.1 and earlier, GNU inetutils, and possibly other products allows remote attackers to execute arbitrary code via a long encryption key, as exploited in the wild in December 2011.

No summary for this CVE yet.

CVSS Vector Breakdown

Exploitability

AV:NAccess Vector

Network

AC:LAccess Complexity

Low

Au:NAuthentication

None

Impact

C:CConfidentiality

Complete

I:CIntegrity

Complete

A:CAvailability

Complete

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Weaknesses

CWE-120

Affected Products

Novell Inc.

commercial·USaka suse

SUSE Linux EnterpriseOn-prem

Operating Systems / linux-distro

linux enterprise desktopOn-premOS

Operating Systems / linux-distro

linux enterprise serverOn-premOS

Operating Systems / linux-distro

linux enterprise software development kitOn-premOS

Operating Systems / linux-distro

gnu

oss-project·USaka g. nu

inetutils

OSS Libraries

heimdal project

commercialaka heimdal

heimdalOn-prem

Security Products / endpoint-av-edr

mit

oss-project·USaka mit krb5, mit kerberos

krb5-applOn-premLibrary

Operating Systems / unix-bsd

freebsd

oss-project·US

freebsdOn-premOS

Operating Systems / unix-bsd

fedoraproject

oss-project·USaka fedora project

fedoraOn-premOS

Operating Systems / linux-distro

and 3 more affected products View all →

Exploitability

1 exploit source identified

Exploit details including PoC links, Metasploit modules, and scanner templates are available after registration.

View exploit details

Official Patch Available

Workaround Available

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Attack Graph

Products CVE Techniques Tactics

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MITRE ATT&CK

2 techniques

Initial Access

Privilege Escalation

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References

http://lists.opensuse.org/opensuse-security-announce/2012-01/msg00035.html

lists.opensuse.org

http://lists.opensuse.org/opensuse-security-announce/2012-01/msg00010.html

lists.opensuse.org

http://secunia.com/advisories/47399

secunia.com

and 40 more references View all →

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