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Home >> Browse Vulnerability Assessment Database >> Gentoo Local Security Checks >> [GLSA-200506-16] cpio: Directory traversal vulnerability

Vulnerability Assessment Details

[GLSA-200506-16] cpio: Directory traversal vulnerability

Vulnerability Assessment Summary
cpio: Directory traversal vulnerability

Detailed Explanation for this Vulnerability Assessment
The remote host is affected by the vulnerability described in GLSA-200506-16
(cpio: Directory traversal vulnerability)

A vulnerability has been found in cpio that can potentially permit
a cpio archive to extract its files to an arbitrary directory of the
creator's choice.

Impact

A possible hacker could create a malicious cpio archive which would
create files in arbitrary locations on the victim's system. This issue
could also be used in conjunction with a previous race condition
vulnerability (CVE-2005-1111) to change permissions on files owned by
the victim.

Workaround

There is no known workaround at this time.

References:
http://www.securityfocus.com/archive/1/396429
http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2005-1111

Solution:
All cpio users should upgrade to the latest version:
# emerge --sync
# emerge --ask --oneshot --verbose ">=app-arch/cpio-2.6-r3"

Network Security Threat Level: Medium

Networks Security ID:

Vulnerability Assessment Copyright: (C) 2005 Michel Arboi

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