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Home >> Browse Vulnerability Assessment Database >> Gentoo Local Security Checks >> [GLSA-200504-28] Heimdal: Buffer overflow vulnerabilities

Vulnerability Assessment Details

[GLSA-200504-28] Heimdal: Buffer overflow vulnerabilities

Vulnerability Assessment Summary
Heimdal: Buffer overflow vulnerabilities

Detailed Explanation for this Vulnerability Assessment
The remote host is affected by the vulnerability described in GLSA-200504-28
(Heimdal: Buffer overflow vulnerabilities)

Buffer overflow vulnerabilities in the slc_add_reply() and
env_opt_add() functions have been discovered by Gael Delalleau in the
telnet client in Heimdal.

Impact

Successful exploitation would require a vulnerable user to connect
to a possible hacker-controlled host using the telnet client, potentially
executing arbitrary code with the permissions of the user running the
application.

Workaround

There is no known workaround at this time.

References:
http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2005-0468
http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2005-0469

Solution:
All Heimdal users should upgrade to the latest version:
# emerge --sync
# emerge --ask --oneshot --verbose ">=app-crypt/heimdal-0.6.4"

Network Security Threat Level: Medium

Networks Security ID:

Vulnerability Assessment Copyright: (C) 2005 Michel Arboi

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