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Category:   Application (Security)  >   RSHD Vendors:   Royal Institute of Technology
Heimdal RSHD Credential Cache Bug Lets Local Users Gain Elevated Privileges
SecurityTracker Alert ID:  1015591
SecurityTracker URL:  http://securitytracker.com/id/1015591
CVE Reference:   GENERIC-MAP-NOMATCH   (Links to External Site)
Date:  Feb 7 2006
Impact:   Modification of user information, User access via local system
Fix Available:  Yes  Vendor Confirmed:  Yes  
Version(s): prior to 0.6.6 and 0.7.2
Description:   A vulnerability was reported in Heimdal RSHD. A local user can gain elevated privileges.

The Heimdal rshd server does not properly store forwarded credentials. A local user can overwrite a file with the credential cache to gain ownership of the file.

Impact:   A local user can gain elevated privileges.
Solution:   The vendor has issued fixed versions (0.7.2 and 0.6.6).

The vendor's advisory is available at:

http://www.pdc.kth.se/heimdal/advisory/2006-02-06/

Vendor URL:  www.pdc.kth.se/heimdal/advisory/2006-02-06/ (Links to External Site)
Cause:   Access control error
Underlying OS:  Linux (Any), UNIX (Any)

Message History:   None.


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