[NT] Computer Associates BrightStor ARCserve/Enterprise Backup Agents Buffer Overflow

From: SecuriTeam (support_at_securiteam.com)
Date: 09/19/05

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    Date: 19 Sep 2005 10:20:14 +0200

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      Computer Associates BrightStor ARCserve/Enterprise Backup Agents Buffer


    " <http://www3.ca.com/Solutions/Product.asp?ID=4536> BrightStor ARCserve
    Backup for Windows delivers leading backup and restore protection for all
    Windows server systems as well as Windows, Linux, Mac OS X and UNIX client

    Improper bound checking allows attackers to cause a buffer overflow in
    Computer Associates BrightStor ARCserve/Enterprise Backup Agents and
    execute arbitrary code or crash the system.


    Vulnerable Systems:
     * BrightStor ARCserve Backup version 11.1
     * BrightStor ARCserve Backup version 11.0
     * BrightStor ARCserve Backup version 9.01
     * BrightStor Enterprise Backup version 10.5
     * BrightStor Enterprise Backup version 10

    Computer Associates BrightStor ARCserve Backup and BrightStor Enterprise
    Backup Agents for Windows contain a stack-based buffer overflow
    vulnerability. The vulnerability may allow remote attackers to execute
    arbitrary code with SYSTEM privileges, or cause a denial of service
    condition. The buffer overflow is the result of improper bounds checking
    performed on data sent to port 6070.

    Vendor Status:
    The vendor has issued a patch for the vulnerability:
    BrightStor ARCserve Backup r11.1 for Windows:
    <http://supportconnect.ca.com/sc/solcenter/solresults.jsp?aparno=QO70767&startsearch=1> http://supportconnect.ca.com/sc/solcenter/solresults.jsp?aparno=QO70767&startsearch=1
    BrightStor ARCserve Backup r11.0 for Windows:
    <http://supportconnect.ca.com/sc/solcenter/solresults.jsp?aparno=QO70769&startsearch=1> http://supportconnect.ca.com/sc/solcenter/solresults.jsp?aparno=QO70769&startsearch=1
    BrightStor ARCserve Backup v9.01 for Windows:
    <http://supportconnect.ca.com/sc/solcenter/solresults.jsp?aparno=QO70770&startsearch=1> http://supportconnect.ca.com/sc/solcenter/solresults.jsp?aparno=QO70770&startsearch=1
    BrightStor Enterprise Backup v10.5 for Windows:
    <http://supportconnect.ca.com/sc/solcenter/solresults.jsp?aparno=QO70774&startsearch=1> http://supportconnect.ca.com/sc/solcenter/solresults.jsp?aparno=QO70774&startsearch=1
    BrightStor Enterprise Backup v10.0 for Windows:
    <http://supportconnect.ca.com/sc/solcenter/solresults.jsp?aparno=QO70773&startsearch=1> http://supportconnect.ca.com/sc/solcenter/solresults.jsp?aparno=QO70773&startsearch=1

    CVE Information:


    The information has been provided by <mailto:James.Williams@ca.com>
    Williams, James K.
    The original article can be found at:


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