National Cyber-Alert System
Vulnerability Summary for CVE-2008-5374
Original release date:12/08/2008
Last revised:12/09/2008
Source:
US-CERT/NIST
Overview
bash-doc 3.2 allows local users to overwrite arbitrary files via a symlink attack on a /tmp/cb#####.? temporary file, related to the (1) aliasconv.sh, (2) aliasconv.bash, and (3) cshtobash scripts.
Impact
CVSS Severity (version 2.0):
Impact Subscore:
10.0
Exploitability Subscore:
3.4
CVSS Version 2 Metrics:
Access Vector: Locally exploitable
Access Complexity: Medium
Authentication: Not required to exploit
Impact Type:Allows unauthorized disclosure of information; Allows unauthorized modification; Allows disruption of service
- Official Statement from Red Hat (12/10/2008)
-
Red Hat is aware of this issue and is tracking it via the following bug: https://bugzilla.redhat.com/bugzilla/show_bug.cgi?id=CVE-2008-5374
The Red Hat Security Response Team has rated this issue as having low security impact, a future update may address this flaw. More information regarding issue severity can be found here: http://www.redhat.com/security/updates/classification/
References to Advisories, Solutions, and Tools
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External Source: MISC
Name: http://uvw.ru/report.sid.txt
External Source: MLIST
Name: [debian-devel] 20080813 Re: Possible mass bug filing: The possibility of attack with the help of symlinks in some Debian packages