National Cyber-Alert System

Vulnerability Summary for CVE-2001-0554

Overview

Buffer overflow in BSD-based telnetd telnet daemon on various operating systems allows remote attackers to execute arbitrary commands via a set of options including AYT (Are You There), which is not properly handled by the telrcv function.

Impact

CVSS Severity (version 2.0):

CVSS Version 2 Metrics:

References to Advisories, Solutions, and Tools

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CERT/CC Advisory: CA-2001-21

Name: CA-2001-21

Type: Advisory; Patch Information

Hyperlink:http://www.cert.org/advisories/CA-2001-21.html

External Source: BID

Name: 3064

Type: Advisory; Patch Information

Hyperlink:http://www.securityfocus.com/bid/3064

External Source: FREEBSD

Name: FreeBSD-SA-01:49

Type: Advisory; Patch Information

Hyperlink:ftp://ftp.FreeBSD.org/pub/FreeBSD/CERT/advisories/FreeBSD-SA-01:49.telnetd.asc

External Source: XF

Name: telnetd-option-telrcv-bo(6875)

Hyperlink:http://xforce.iss.net/static/6875.php

External Source: BUGTRAQ

Name: 20010718 multiple vendor telnet daemon vulnerability

Type: Advisory

Hyperlink:http://www.securityfocus.com/archive/1/197804

External Source: REDHAT

Name: RHSA-2001:100

Hyperlink:http://www.redhat.com/support/errata/RHSA-2001-100.html

External Source: REDHAT

Name: RHSA-2001:099

Hyperlink:http://www.redhat.com/support/errata/RHSA-2001-099.html

External Source: OSVDB

Name: 809

Hyperlink:http://www.osvdb.org/809

External Source: SUSE

Name: SuSE-SA:2001:029

Hyperlink:http://www.novell.com/linux/security/advisories/2001_029_nkitb_txt.html

External Source: MANDRAKE

Name: MDKSA-2001:068

Hyperlink:http://www.linux-mandrake.com/en/security/2001/MDKSA-2001-068.php3

External Source: DEBIAN

Name: DSA-075

Hyperlink:http://www.debian.org/security/2001/dsa-075

External Source: DEBIAN

Name: DSA-070

Hyperlink:http://www.debian.org/security/2001/dsa-070

External Source: CISCO

Name: 20020129 Cisco CatOS Telnet Buffer Vulnerability

Hyperlink:http://www.cisco.com/warp/public/707/catos-telrcv-vuln-pub.shtml

External Source: CIAC

Name: L-131

Hyperlink:http://www.ciac.org/ciac/bulletins/l-131.shtml

External Source: CALDERA

Name: CSSA-2001-030.0

Hyperlink:http://www.calderasystems.com/support/security/advisories/CSSA-2001-030.0.txt

External Source: BUGTRAQ

Name: 20010810 ADV/EXP: netkit <=0.17 in.telnetd remote buffer overflow

Hyperlink:http://online.securityfocus.com/archive/1/203000

External Source: BUGTRAQ

Name: 20010725 SCO - Telnetd AYT overflow ?

Hyperlink:http://online.securityfocus.com/archive/1/199541

External Source: BUGTRAQ

Name: 20010725 Telnetd AYT overflow scanner

Hyperlink:http://online.securityfocus.com/archive/1/199496

External Source: IBM

Name: MSS-OAR-E01-2001:298

Hyperlink:http://online.securityfocus.com/advisories/3476

External Source: COMPAQ

Name: SSRT0745U

Hyperlink:http://ftp.support.compaq.com/patches/.new/html/SSRT0745U.shtml

External Source: CONECTIVA

Name: CLA-2001:413

Hyperlink:http://distro.conectiva.com.br/atualizacoes/?id=a&anuncio=000413

External Source: HP

Name: HPSBUX0110-172

Hyperlink:http://archives.neohapsis.com/archives/hp/2001-q4/0014.html

External Source: CALDERA

Name: CSSA-2001-SCO.10

Hyperlink:ftp://stage.caldera.com/pub/security/openserver/CSSA-2001-SCO.10/CSSA-2001-SCO.10.txt

External Source: SGI

Name: 20010801-01-P

Hyperlink:ftp://patches.sgi.com/support/free/security/advisories/20010801-01-P

External Source: NETBSD

Name: NetBSD-SA2001-012

Hyperlink:ftp://ftp.netbsd.org/pub/NetBSD/security/advisories/NetBSD-SA2001-012.txt.asc