National Cyber-Alert System
Vulnerability Summary for CVE-2001-0554
Original release date:08/14/2001
Last revised:09/05/2008
Source:
US-CERT/NIST
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):
Impact Subscore:
10.0
Exploitability Subscore:
10.0
CVSS Version 2 Metrics:
Access Vector: Network exploitable
Access Complexity: Low
Authentication: Not required to exploit
Impact Type:Provides administrator access, Allows complete confidentiality, integrity, and availability violation; Allows unauthorized disclosure of information; Allows disruption of service
References to Advisories, Solutions, and Tools
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CERT/CC Advisory: CA-2001-21
Name: CA-2001-21
Type: Advisory; Patch Information
External Source: BID
Name: 3064
Type: Advisory; Patch Information
External Source: FREEBSD
Name: FreeBSD-SA-01:49
Type: Advisory; Patch Information
External Source: XF
Name: telnetd-option-telrcv-bo(6875)
External Source: BUGTRAQ
Name: 20010718 multiple vendor telnet daemon vulnerability
Type: Advisory
External Source: REDHAT
Name: RHSA-2001:100
External Source: REDHAT
Name: RHSA-2001:099
External Source: OSVDB
Name: 809
External Source: SUSE
Name: SuSE-SA:2001:029
External Source: MANDRAKE
Name: MDKSA-2001:068
External Source: DEBIAN
Name: DSA-075
External Source: DEBIAN
Name: DSA-070
External Source: CISCO
Name: 20020129 Cisco CatOS Telnet Buffer Vulnerability
External Source: CIAC
Name: L-131
External Source: CALDERA
Name: CSSA-2001-030.0
External Source: BUGTRAQ
Name: 20010810 ADV/EXP: netkit <=0.17 in.telnetd remote buffer overflow
External Source: BUGTRAQ
Name: 20010725 SCO - Telnetd AYT overflow ?
External Source: BUGTRAQ
Name: 20010725 Telnetd AYT overflow scanner
External Source: IBM
Name: MSS-OAR-E01-2001:298
External Source: COMPAQ
Name: SSRT0745U
External Source: CONECTIVA
Name: CLA-2001:413
External Source: HP
Name: HPSBUX0110-172
External Source: CALDERA
Name: CSSA-2001-SCO.10
External Source: SGI
Name: 20010801-01-P
External Source: NETBSD
Name: NetBSD-SA2001-012