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             AUSCERT External Security Bulletin Redistribution

        IBM Rational Quality Manager and Test Lab Manager Backdoor
                Account Remote Code Execution Vulnerability
                              27 October 2010


        AusCERT Security Bulletin Summary

Product:           IBM Rational Quality Manager
                   IBM Rational Test Lab Manager
Publisher:         Zero Day Initiative
Operating System:  Windows
                   Linux variants
Impact/Access:     Execute Arbitrary Code/Commands -- Remote/Unauthenticated
Resolution:        Patch/Upgrade
CVE Names:         CVE-2010-4094  

Original Bulletin: 

Revision History:  October 27 2010: Added CVE reference
                   October 19 2010: Initial Release

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IBM Rational Quality Manager and Test Lab Manager Backdoor Account Remote Code 
Execution Vulnerability
ZDI-10-214: October 18th, 2010

CVSS Score

      10, (AV:N/AC:L/Au:N/C:C/I:C/A:C) 

Affected Vendors


Affected Products

      Rational Quality Manager

Vulnerability Details

This vulnerability allows remote attackers to execute code on vulnerable 
installations of Rational Quality Manager and Rational Test Lab Manager. 
Authentication is not required to exploit this vulnerability.

The flaw exists within the installation of the bundled tomcat server. The 
default ADMIN account is improperly disabled within 'tomcat-users.xml' An 
account providing manager role level access is left enabled with a default 
password. A remote attacker can use this vulnerability to execute arbitrary 
code under the context of the tomcat server.

Vendor Response

IBM states:

this issue was fixed in Version build: 1046.

The down load for the rules update is called "Apache Tomcat Weak Default 
Administrative Account Credentials" and is available here:
It's called.

Disclosure Timeline

      2010-06-30 - Vulnerability reported to vendor
      2010-10-18 - Coordinated public release of advisory


This vulnerability was discovered by:

      AbdulAziz Hariri

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