Advisory Details

January 11th, 2007

CA BrightStor ARCserve Backup Tape Engine Buffer Overflow Vulnerability

ZDI-07-004
ZDI-CAN-130

CVE ID CVE-2007-0169
CVSS SCORE
AFFECTED VENDORS Computer Associates
AFFECTED PRODUCTS BrightStor ARCserve Server
TREND MICRO CUSTOMER PROTECTION Trend Micro TippingPoint IPS customers are protected against this vulnerability by Digital Vaccine protection filter ID 4868,4881. For further product information on the TippingPoint IPS: http://www.tippingpoint.com
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.

ADDITIONAL DETAILS Computer Associates has issued an update to correct this vulnerability. More details can be found at:
http://supportconnectw.ca.com/public/storage/infodocs/babimpsec-notice.asp
DISCLOSURE TIMELINE
  • 2006-11-08 - Vulnerability reported to vendor
  • 2007-01-11 - Coordinated public release of advisory
CREDIT Tenable Network Security
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