CA ARCserve Backup RPC "handle_t" Argument Vulnerability
14 Dec. 2008
Summary
"CA ARCserve 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." Secunia Research has discovered a vulnerability in BrightStor ARCserve Backup, which can be exploited by malicious people to compromise a vulnerable system.
Vulnerable Systems:
* CA ARCserve Backup version 11.5 SP4 build 4491
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.
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.
