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HP Tru64 SSH Valid User Identification

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Release Date:  2007-05-16    Last Update:  2007-06-07    Views:  11,609

Secunia Advisory SA24036

Where:

From remote

Impact:

Exposure of system information

Solution Status:

Vendor Patch

Operating System:

CVE Reference(s):

Description


Andrea Purificato has reported a vulnerability in HP Tru64, which can be exploited by malicious people to gain knowledge of system information.

The problem is that it is possible to determine whether a user exists on a system or not by measuring the time it takes before a reply is received when connecting to the ssh service with an arbitrary user name.

The vulnerability affects the following versions:
* HP Tru64 UNIX v5.1B-4
* HP Tru64 UNIX v5.1B-3


Solution:
Apply Early Release Patch (ERP) kits.

Further details available to Secunia VIM customers

Provided and/or discovered by:
Andrea Purificato

Original Advisory:
HPSBTU02209 SSRT071323:
http://www4.itrc.hp.com/service/cki/docDisplay.do?admit=-938907319+1179322003995+28353475&docId=emr_na-c01007552-1

http://rawlab.mindcreations.com/codes/exp/nix/tru64-sshenum.pl

Deep Links:
Links available to Secunia VIM customers

Do you have additional information related to this advisory?

Please provide information about patches, mitigating factors, new versions, exploits, faulty patches, links, and other relevant data by posting comments to this Advisory. You can also send this information to vuln@secunia.com

Subject: HP Tru64 SSH Valid User Identification

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