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CERT Coordination Center

HP Tru64 UNIX "su" command vulnerable to buffer overflow

Vulnerability Note VU#229867

Original Release Date: 2003-03-21 | Last Revised: 2003-04-15


The Hewlett Packard Tru64 "su" command contains a locally exploitable buffer overflow. An exploit for this vulnerability is known to exist and may be circulating.


The Hewlett Packard Tru64 operating system contains a command, known as "su," that allows users to assume the privileges of another user. This program is vulnerable to a buffer overflow.


This vulnerability can be exploited by local non-root users on a machine to cause a denial-of-service condition, or assume the privileges of the root user.


Hewlett Packard has issued a patch that corrects this vulnerability. More information can be found here.

Vendor Information

Affected   Unknown   Unaffected

Hewlett-Packard Company

Updated:  August 12, 2002



Vendor Statement


Vendor Information

The vendor has not provided us with any further information regarding this vulnerability.


The CERT/CC has no additional comments at this time.

If you have feedback, comments, or additional information about this vulnerability, please send us email.

CVSS Metrics

Group Score Vector
Base N/A N/A
Temporal N/A N/A
Environmental N/A



This document was written by Ian A Finlay.

Other Information

CVE IDs: CVE-2002-0816
Severity Metric: 18.75
Date Public: 2002-07-19
Date First Published: 2003-03-21
Date Last Updated: 2003-04-15 13:57 UTC
Document Revision: 14

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