National Vulnerability Database

National Vulnerability Database

National Vulnerability

CVE-2000-1134 Detail

Current Description

Multiple shell programs on various Unix systems, including (1) tcsh, (2) csh, (3) sh, and (4) bash, follow symlinks when processing << redirects (aka here-documents or in-here documents), which allows local users to overwrite files of other users via a symlink attack.

Source:  MITRE      Last Modified:  01/09/2001      View Analysis Description

Quick Info

CVE Dictionary Entry:
Original release date:
Last revised:


CVSS Severity (version 2.0):
CVSS v2 Base Score:
7.2 HIGH
(AV:L/AC:L/Au:N/C:C/I:C/A:C) (legend)
Impact Subscore:
Exploitability Subscore:
CVSS Version 2 Metrics:
Access Vector:
Locally exploitable
Access Complexity:
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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Hyperlink Resource Type Source Name Patch; Vendor Advisory External Source FREEBSD FreeBSD-SA-00:76 External Source SGI 20011103-02-P External Source BUGTRAQ 20001028 tcsh: unsafe tempfile in << redirects External Source COMPAQ SSRT1-41U External Source CONECTIVA CLA-2000:350 External Source CONECTIVA CLSA-2000:354 External Source BUGTRAQ 20001130 [ADV/EXP]: RH6.x root from bash /tmp vuln + MORE External Source CALDERA CSSA-2000-042.0 External Source CALDERA CSSA-2000-043.0 External Source DEBIAN 20001111a US Government Resource External Source CERT-VN VU#10277 External Source MANDRAKE MDKSA-2000-069 External Source MANDRAKE MDKSA-2000:075 External Source REDHAT RHSA-2000:117 External Source REDHAT RHSA-2000:121 External Source BUGTRAQ 20001128 /bin/sh creates insecure tmp files External Source BID 1926 Exploit; Patch; Vendor Advisory External Source BID 2006 External Source OVAL oval:org.mitre.oval:def:4047

References to Check Content

Check System:

Technical Details

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