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CA BrightStor ARCserve Backup Tape Engine directly calls user supplied data in RPC requests

Vulnerability Note VU#662400

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

Overview

The Computer Associates BrightStor ARCserve Backup Tape Engine contains a vulnerability in its Tape Engine RPC service. 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 Tape Engine features allow BrightStor ARCserve Backup products to use tape drives for storage.

According to a report from Zero Day Initiative, the BrightStor ARCserve Backup Tape Engine contains a vulnerability that is caused by directly calling user supplied data in the RPC request. This vulnerability may be exploited by sending a specially crafted RPC request to port 6502/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 6502/tcp at the network perimeter may mitigate this vulnerability.

Vendor Information

662400
 

Computer Associates Affected

Updated:  January 12, 2007

Status

Affected

Vendor Statement

We have not received a statement from the vendor.

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.


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References

Acknowledgements

This issue was publicly reported by the Zero Day Initiative, who in turn credit LSsecurity

This document was written by Ryan Giobbi.

Other Information

CVE IDs: CVE-2007-0168
Severity Metric: 1.65
Date Public: 2007-01-11
Date First Published: 2007-01-12
Date Last Updated: 2007-01-12 21:20 UTC
Document Revision: 18

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