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BrightStor.ARCserve.Probe.Buffer.Overflow

Alias(es)

BrightStor.ARCserve.UDP.Probe.Buffer.Overflow, BrightStor.ARCserve.Discovery.SERVICEPC.Buffer.Overflow.B, BrightStor.ARCserve.Discovery.SERVICEPC.Buffer.Overflow.A

Release Date

Sep 11, 2006

Severity

high

Impact

System compromise: remote code execution.

Description

This indicates an attempt to exploit a remote buffer overflow vulnerability in Computer Associates BrightStor ARCServe Backup system.

Computer Associates BrightStor ARCServe Backup is used for backup and restore protection for various server platforms and clients systems. A remote buffer overflow vulnerability is reported in it that may allow an attacker to execute arbitrary code on the affected system. This is due to the application's discovery process failing to boundary check broadcast UDP messages from other backup servers. To exploit this, an attacker may send UDP packets of more than 967 bytes, which overflow buffers on vulnerable systems and execute arbitrary code with system privileges.

Affected Products

BrightStor ARCserve 2000
BrightStor ARCserve Backup 11.x
BrightStor ARCserve Backup 11.x (for Windows)
BrightStor ARCserve Backup 9.x
BrightStor Enterprise Backup 10.x

Recommended Actions

Apply updates from the following links:

BrightStor ARCserve Backup r11.1 for Windows:
http://supportconnect.ca.com/sc/redir.jsp?reqPage=search&searchID=QO62769

BrightStor ARCserve Backup r11.0 for Windows:
http://supportconnect.ca.com/sc/redir.jsp?reqPage=search&searchID=QO62768

BrightStor Enterprise Backup v10.5 for Windows:
http://supportconnect.ca.com/sc/redir.jsp?reqPage=search&searchID=QO62770

BrightStor Enterprise Backup v10.0 for Windows:
http://supportconnect.ca.com/sc/redir.jsp?reqPage=search&searchID=QO62771

BrightStor ARCserve Backup v9.01 for Windows:
http://supportconnect.ca.com/sc/redir.jsp?reqPage=search&searchID=QO62767

BrightStor ARCserve Backup r11.1 for Windows (64 Bit Edition):
http://supportconnect.ca.com/sc/redir.jsp?reqPage=search&searchID=QO62990

BrightStor ARCserve Backup r11.0 for Windows (64 Bit Edition):
http://supportconnect.ca.com/sc/redir.jsp?reqPage=search&searchID=QO62989

BrightStor Enterprise Backup v10.5 for Windows (64 Bit Edition):
http://supportconnect.ca.com/sc/redir.jsp?reqPage=search&searchID=QO62991

BrightStor ARCserve Backup v9.01 for Windows (64 Bit Edition):
http://supportconnect.ca.com/sc/redir.jsp?reqPage=search&searchID=QO62987

BrightStor ARCserve 2000 Backup for Windows (Japanese Only):
http://supportconnect.ca.com/sc/redir.jsp?reqPage=search&searchID=QO62766

BrightStor ARCserve Backup r11.1 for NetWare:
http://supportconnect.ca.com/sc/redir.jsp?reqPage=search&searchID=QO62936

BrightStor ARCserve Backup v9 for NetWare:
http://supportconnect.ca.com/sc/redir.jsp?reqPage=search&searchID=QO62772

Coverage

IPS
VCM

Common Vulnerabilities and Exposures (CVE)

CVE-2005-2535
CVE-2005-0260

Reference/s

http://www.securityfocus.com/bid/12536 (BugTraq)
http://www.securityfocus.com/bid/12491 (BugTraq)

Reference: VID-12645