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Vulnerability Note VU#151032

CA BrightStor ARCserve Backup Tape Engine RPC buffer overflow

Overview

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

I. 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 RPC service contains a vulnerability that is caused by incorrect handling of malformed RPC requests. This vulnerability may be exploited by sending a specially crafted RPC request to port 6503/tcp on a vulnerable system.

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

II. Impact

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

III. Solution

Upgrade

Computer Associates has released updates to address this vulnerability.

Restrict Access

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

Systems Affected

VendorStatusDate NotifiedDate Updated
Computer AssociatesVulnerable12-Jan-2007

References


http://supportconnectw.ca.com/public/storage/infodocs/babimpsec-notice.asp
http://www.zerodayinitiative.com/advisories/ZDI-07-004.html
http://secunia.com/advisories/23648/
http://www3.ca.com/Files/DataSheets/bab_11-5_for_windows_options_and_agents_ds.pdf
http://securitytracker.com/alerts/2007/Jan/1017506.html
http://www.securityfocus.com/bid/22005

Credit

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

This document was written by Ryan Giobbi.

Other Information

Date Public:2007-01-11
Date First Published:2007-01-12
Date Last Updated:2007-02-09
CERT Advisory: 
CVE-ID(s):CVE-2007-0169
NVD-ID(s):CVE-2007-0169
US-CERT Technical Alerts: 
Metric:1.84
Document Revision:19

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

 
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