National Cyber-Alert System
Vulnerability Summary for CVE-2000-0525
Original release date:06/08/2000
Last revised:09/10/2008
Source:
US-CERT/NIST
Overview
OpenSSH does not properly drop privileges when the UseLogin option is enabled, which allows local users to execute arbitrary commands by providing the command to the ssh daemon.
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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External Source: XF
Name: openssh-uselogin-remote-exec
Type: Advisory; Patch Information
External Source: BID
Name: 1334
External Source: OSVDB
Name: 341
External Source: OPENBSD
Name: 20000606 The non-default UseLogin feature in /etc/sshd_config is broken and should not be used.
External Source: BUGTRAQ
Name: 20000609 OpenSSH's UseLogin option allows remote access with root privilege.
