CA BrightStor ArcServe Media Server Multiple Buffer Overflow Vulnerabilities

April 24th, 2007
ZDI-07-022 ZDI-CAN-171

CVE ID

CVE-2007-2139

CVSS Score

None None

Affected Vendors

Computer Associates

Affected Products

BrightStor ARCserve Server

Vulnerability Details

This vulnerability allows attackers to execute arbitrary code on vulnerable installations of Computer Associates BrightStor ARCserve Media Server. User interaction is not required to exploit this vulnerability.

The specific flaw exists in the SUN RPC service which binds to a randomly chosen high TCP port. The target port can be obtained by querying the port mapper. Multiple stack-based buffer overflows exist during the parsing of malformed RPC strings. Exploitation of these overflows can result in arbitrary code execution.

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/babmedser-secnotice.asp

Disclosure Timeline

  • 2007-03-08 - Vulnerability reported to vendor
  • 2007-04-24 - Coordinated public release of advisory

Credit

Tenable Network Security

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