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CA BrightStor ARCserve Backup Message Engine RPC buffer overflow

Vulnerability Note VU#180336

Original Release Date: 2007-01-12 | Last Revised: 2007-01-30

Overview

The Computer Associates BrightStor ARCserve Backup Message Engine contains a buffer overflow vulnerability. If successfully exploited, this vulnerability may allow a remote attacker to execute arbitrary code.

Description

BrightStor ARCserve Backup is a backup and data retention tool that integrates with other BrightStor Data Availability and BrightStor Storage Management solutions. The Message Engine service is installed and started automatically on BrightStor ARCserve Backup servers.

According to a report from Zero Day Initiative, the BrightStor ARCserve Backup Message Engine contains a vulnerability that is caused by incorrect handling of RPC requests. This vulnerability may be exploited by sending a malformed RPC request to port 6503/tcp or 6504/tcp on a vulnerable system.

Note that the vulnerable software may be running on any machines that have BrightStor ARCserve Backup products installed.

Impact

A remote, unauthenticated attacker may be able to execute arbitrary code.

Solution

Upgrade
Computer Associates has released updates to address this vulnerability.


Restrict Access

Restricting access to port 6503/tcp and 6504/tcp at the network perimeter may help mitigate this vulnerability.

Vendor Information

180336
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Computer Associates

Updated:  January 12, 2007

Status

  Vulnerable

Vendor Statement

No statement is currently available from the vendor regarding this vulnerability.

Vendor Information

The vendor has not provided us with any further information regarding this vulnerability.

Addendum

See http://supportconnectw.ca.com/public/storage/infodocs/babimpsec-notice.asp for more details.

If you have feedback, comments, or additional information about this vulnerability, please send us email.


CVSS Metrics

Group Score Vector
Base N/A N/A
Temporal N/A N/A
Environmental N/A

References

Credit

This vulnerability was publicly reported by the Zero Day Initiative, who in turn credit Tenable Network Security.

This document was written by Ryan Giobbi.

Other Information

CVE IDs: CVE-2007-0169
Severity Metric: 2.84
Date Public: 2007-01-11
Date First Published: 2007-01-12
Date Last Updated: 2007-01-30 21:28 UTC
Document Revision: 28

Sponsored by the Department of Homeland Security Office of Cybersecurity and Communications.