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Category:   Application (Security)  >   Tenable Nessus Vendors:   Deraison, Renaud et al
Nessus Race Condition in 'nessus-adduser' May Let Local Users Gain Elevated Privileges
SecurityTracker Alert ID:  1010758
SecurityTracker URL:  http://securitytracker.com/id/1010758
CVE Reference:   GENERIC-MAP-NOMATCH   (Links to External Site)
Date:  Jul 22 2004
Impact:   Modification of system information, User access via local system
Fix Available:  Yes  Vendor Confirmed:  Yes  
Version(s): prior to 2.0.12
Description:   A vulnerability was reported in Nessus in the 'nessus-adduser' function. A local user may be able to gain elevated privileges.

The vendor reported that there is a race condition that can be exploited when the TMPDIR variable has not been specified.

The vendor credits Cyrille Barthelemy with reporting this flaw.

Impact:   A local user may be able to gain elevated privileges on the target system.
Solution:   The vendor has issued a fixed version (2.0.12), available at:

http://nessus.org/download.html

Vendor URL:  www.nessus.org/ (Links to External Site)
Cause:   Access control error, State error
Underlying OS:  Linux (Any), UNIX (Any)

Message History:   This archive entry has one or more follow-up message(s) listed below.
Aug 13 2004 (Gentoo Issues Fix) Nessus Race Condition in 'nessus-adduser' May Let Local Users Gain Elevated Privileges
Gentoo has released a fix.



 Source Message Contents

Subject:  Nessus


http://www.nessus.org/nessus_2_0.html

 > What is new in Nessus 2.0.12, compared to 2.0.11 :

 > Fixed a race condition in nessus-adduser for users who do not configure their
 > TMPDIR variable (thanks to Cyrille Barthelemy)

 
 


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