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TUCoPS :: Security App Flaws :: va2074.htm

CA ARCserve Backup RPC "handle_t" Argument Vulnerability



Secunia Research: CA ARCserve Backup RPC "handle_t" Argument Vulnerability
Secunia Research: CA ARCserve Backup RPC "handle_t" Argument Vulnerability



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                     Secunia Research 11/12/2008

     - CA ARCserve Backup RPC "handle_t" Argument Vulnerability -

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Table of Contents

Affected Software....................................................1
Severity.............................................................2
Vendor's Description of Software.....................................3
Description of Vulnerability.........................................4
Solution.............................................................5
Time Table...........................................................6
Credits..............................................................7
References...........................................................8
About Secunia........................................................9
Verification........................................................10

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1) Affected Software 

* CA ARCserve Backup 11.5 SP4 build 4491.

NOTE: Other versions may also be affected.

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2) Severity 

Rating: Moderately critical
Impact: System access
Where:  Local network

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3) Vendor's Description of Software 

"It is a reliable and comprehensive data protection solution trusted
by hundreds of thousands users. It offers market-leading features,
functionality and performance to provide data protection that
minimizes costs, streamlines administrative tasks and operations and
is part of a comprehensive integrated recovery solution."

Product Link:
http://www.ca.com/us/data-loss-prevention.aspx 

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4) Description of Vulnerability

Secunia Research has discovered a vulnerability in BrightStor ARCserve
Backup, which can be exploited by malicious people to compromise a
vulnerable system.

The vulnerability is caused due to insufficient validation of 
"handle_t" arguments passed to RPC endpoints. Passing object pointers
to procedures that expect different types can result in arbitrary code
execution.

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5) Solution 

Apply patches released by the vendor.

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6) Time Table 

24/10/2007 - Vendor notified.
24/10/2007 - Vendor response.
21/11/2007 - Status update requested.
21/11/2007 - Vendor responds that development is working on patches.
07/04/2008 - Status update requested.
08/04/2008 - Vendor notifies expected release in May 2008.
21/05/2008 - Vendor notifies expected release in October 2008.
10/11/2008 - Vendor informed that October release did not fix the
             reported vulnerability in version 11.5.
10/11/2008 - Vendor requests additional information.
10/11/2008 - Additional information provided to the vendor.
11/11/2008 - Vendor asks for further clarification.
11/11/2008 - Additional information about testing provided to vendor.
14/11/2008 - Vendor informed that fixes for version 12 correctly 
             addressed the reported vulnerability.
18/11/2008 - Vendor provides beta patch for version 11.5.
20/11/2008 - Vendor informed that beta patch fixes the vulnerability.
11/12/2008 - Public disclosure.

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7) Credits 

Discovered by Dyon Balding, Secunia Research.

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8) References

The Common Vulnerabilities and Exposures (CVE) project has assigned 
CVE-2008-5415 for the vulnerability.

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9) About Secunia

Secunia offers vulnerability management solutions to corporate
customers with verified and reliable vulnerability intelligence
relevant to their specific system configuration:

http://secunia.com/advisories/business_solutions/ 

Secunia also provides a publicly accessible and comprehensive advisory
database as a service to the security community and private 
individuals, who are interested in or concerned about IT-security.

http://secunia.com/advisories/ 

Secunia believes that it is important to support the community and to
do active vulnerability research in order to aid improving the 
security and reliability of software in general:

http://secunia.com/secunia_research/ 

Secunia regularly hires new skilled team members. Check the URL below
to see currently vacant positions:

http://secunia.com/corporate/jobs/ 

Secunia offers a FREE mailing list called Secunia Security Advisories:

http://secunia.com/advisories/mailing_lists/ 

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10) Verification 

Please verify this advisory by visiting the Secunia website:
http://secunia.com/secunia_research/2007-82/ 

Complete list of vulnerability reports published by Secunia Research:
http://secunia.com/secunia_research/ 

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