TITLE:
Heimdal rshd Server Privilege Escalation Vulnerability
SECUNIA ADVISORY ID:
SA18733
VERIFY ADVISORY:
http://secunia.com/advisories/18733/
CRITICAL:
Less critical
IMPACT:
Privilege escalation
WHERE:
Local system
SOFTWARE:
Heimdal 0.6.x
http://secunia.com/product/3299/
Heimdal 0.7.x
http://secunia.com/product/7707/
DESCRIPTION:
A vulnerability has been reported in Heimdal, which can be exploited
by malicious, local users to gain escalated privileges.
The vulnerability is caused due to an unspecified error in the rshd
server when storing forwarded credentials. This can be exploited to
overwrite a file with its credential cache and get ownership of the
file.
SOLUTION:
Update to version 0.7.2 or 0.6.6.
PROVIDED AND/OR DISCOVERED BY:
Reported by vendor.
ORIGINAL ADVISORY:
http://www.pdc.kth.se/heimdal/advisory/2006-02-06/
About:
This Advisory was delivered by Secunia as a free service to help
everybody keeping their systems up to date against the latest
vulnerabilities.
Subscribe:
http://secunia.com/secunia_security_advisories/
Definitions: (Criticality, Where etc.)
http://secunia.com/about_secunia_advisories/
Please Note:
Secunia recommends that you verify all advisories you receive by
clicking the link.
Secunia NEVER sends attached files with advisories.
Secunia does not advise people to install third party patches, only
use those supplied by the vendor.