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Home >> Browse Vulnerability Assessment Database >> Gentoo Local Security Checks >> [GLSA-200501-24] tnftp: Arbitrary file overwriting

Vulnerability Assessment Details

[GLSA-200501-24] tnftp: Arbitrary file overwriting

Vulnerability Assessment Summary
tnftp: Arbitrary file overwriting

Detailed Explanation for this Vulnerability Assessment
The remote host is affected by the vulnerability described in GLSA-200501-24
(tnftp: Arbitrary file overwriting)

The 'mget' function in cmds.c lacks validation of the filenames
that are supplied by the server.

Impact

A possible hacker running an FTP server could supply clients with
malicious filenames, potentially permiting the overwriting of arbitrary
files with the permission of the connected user.

Workaround

There is no known workaround at this time.

References:
http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2004-1294
http://tigger.uic.edu/~jlongs2/holes/tnftp.txt

Solution:
All tnftp users should upgrade to the latest version:
# emerge --sync
# emerge --ask --oneshot --verbose ">=net-ftp/tnftp-20050103"

Network Security Threat Level: Medium

Networks Security ID:

Vulnerability Assessment Copyright: (C) 2005 Michel Arboi

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