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Home >> Browse Vulnerability Assessment Database >> Gentoo Local Security Checks >> [GLSA-200404-09] Cross-realm trust vulnerability in Heimdal


Vulnerability Assessment Details

[GLSA-200404-09] Cross-realm trust vulnerability in Heimdal

Vulnerability Assessment Summary
Cross-realm trust vulnerability in Heimdal

Detailed Explanation for this Vulnerability Assessment
The remote host is affected by the vulnerability described in GLSA-200404-09
(Cross-realm trust vulnerability in Heimdal)


Heimdal does not properly perform certain consistency checks for
cross-realm requests, which permits remote attackers with control of a realm
to impersonate others in the cross-realm trust path.

Impact

Remote attackers with control of a realm may be able to impersonate other
users in the cross-realm trust path.

Workaround

A workaround is not currently known for this issue. All users are advised
to upgrade to the latest version of the affected package.

References:
http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2004-0371


Solution:
Heimdal users should upgrade to version 0.6.1 or later:
# emerge sync
# emerge -pv ">=app-crypt/heimdal-0.6.1"
# emerge ">=app-crypt/heimdal-0.6.1"


Network Security Threat Level: Medium


Networks Security ID:

Vulnerability Assessment Copyright: (C) 2005 Michel Arboi

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