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Home >> Browse Vulnerability Assessment Database >> Gentoo Local Security Checks >> [GLSA-200405-13] neon heap-based buffer overflow


Vulnerability Assessment Details

[GLSA-200405-13] neon heap-based buffer overflow

Vulnerability Assessment Summary
neon heap-based buffer overflow

Detailed Explanation for this Vulnerability Assessment
The remote host is affected by the vulnerability described in GLSA-200405-13
(neon heap-based buffer overflow)


Stefan Esser discovered a vulnerability in the code of the neon library :
if a malicious date string is passed to the ne_rfc1036_parse() function, it
can trigger a string overflow into static heap variables.

Impact

Depending on the application linked against libneon and when connected to a
malicious WebDAV server, this vulnerability could permit execution of
arbitrary code with the rights of the user running that application.

Workaround

There is no known workaround at this time. All users are advised to upgrade
to the latest available version of neon.

References:
http://security.e-matters.de/advisories/062004.html
http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2004-0398


Solution:
All users of neon should upgrade to the latest stable version:
# emerge sync
# emerge -pv ">=net-misc/neon-0.24.6"
# emerge ">=net-misc/neon-0.24.6"


Network Security Threat Level: Medium


Networks Security ID:

Vulnerability Assessment Copyright: (C) 2005 Michel Arboi

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