TippingPoint Zero Day Initiative
 

CA BrightStor ARCserve Backup Tape Engine Buffer Overflow Vulnerability

ZDI-07-004: January 11th, 2007

CVE ID

Affected Vendors

Affected Products

TippingPoint™ IPS Customer Protection

TippingPoint IPS customers are protected against this vulnerability by Digital Vaccine protection filter ID 4868,4881. For further product information on the TippingPoint IPS:

Vulnerability Details

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 Tape Engine RPC service which listens by default on TCP port 6503 with the following UUID:

2b93df0-8b02-11ce-876c-00805f842837

The service exposes a buffer overflow in the handler for RPC opnum 0xCF that allows for arbitrary code execution when handling user-supplied data from the RPC request.

Vendor Response

Computer Associates has issued an update to correct this vulnerability. More details can be found at:

Disclosure Timeline

    2006-11-08 - Vulnerability reported to vendor
    2007-01-11 - Coordinated public release of advisory

Credit

This vulnerability was discovered by:
    Tenable Network Security