CA BrightStor ARCserve Backup Tape Engine Code Execution VulnerabilityZDI-07-002: January 11th, 2007
TippingPoint™ IPS Customer ProtectionTippingPoint IPS customers are protected against this vulnerability by Digital Vaccine protection filter ID 4849,4882. For further product information on the TippingPoint IPS:
This vulnerability allows attackers to execute arbitrary code on vulnerable installations of Computer Associates BrightStor ARCserve Backup. User interaction is not required to exploit this vulnerability.
The specific flaw exists in the handling of RPC requests to the Tape Engine service which listens by default on TCP port 6502 with the following UUID:
The handler function for RPC opnum 0xBF directly calls user-supplied data in the RPC request, resulting in trivial arbitrary code execution.
Vendor ResponseComputer Associates has issued an update to correct this vulnerability. More details can be found at:
2006-11-01 - Vulnerability reported to vendor
2007-01-11 - Coordinated public release of advisory
CreditThis vulnerability was discovered by:
LSsecurity - LSsec.com