Computer Associates (CA) BrightStor ARCserve Backup Mediasvr RPC string buffer overflow

backup-product-string-overflow (29344) The risk level is classified as HighHigh Risk

Description:

Multiple Computer Associates (CA) BrightStor ARCserve backup products are vulnerable to a stack-based buffer overflow in the Mediasrv.exe service. By sending specially-crafted packets to the RPC interface on a vulnerable system, a remote attacker could overflow a buffer and execute arbitrary code on the system with SYSTEM privileges.

*CVSS:

Base Score: 10
  Access Vector: Remote
  Access Complexity: Low
  Authentication: Not Required
  Confidentiality Impact: Complete
  Integrity Impact: Complete
  Availability Impact: Complete
 
Temporal Score: 7.4
  Exploitability: Unproven
  Remediation Level: Official-Fix
  Report Confidence: Confirmed

Consequences:

Gain Access

Remedy:

Apply the appropriate fix for your system (QO84983, QO84984, QI82917, QO84986, or QO84985), available from the CA SupportConnect Web site. See References.

References:

  • CA SupportConnect Web site: Important Security Notice for BrightStor ARCserve Backup.
  • IBM Internet Security Systems Protection Advisory, Jan 11, 2006: Computer Associates Brightstor ARCserve Mediasvr.exe String Handling Overflow.
  • BID-22016: Computer Associates BrightStor ARCserve Backup MediaSVR.EXE Variant Buffer Overflow Vulnerability
  • CVE-2006-5172: Stack-based buffer overflow in the RPC interface in Mediasvr.exe in Computer Associates (CA) Brightstor ARCserve Backup 9.01 through 11.5, Enterprise Backup 10.5, and CA Protection Suites r2 allows remote attackers to execute arbitrary code via crafted SUNRPC packets, aka the Mediasvr.exe String Handling Overflow
  • OSVDB ID: 31319: CA BrightStor ARCserve Backup Mediasvr.exe RPC Remote Overflow
  • OSVDB ID: 31320: CA BrightStor ARCserve Backup Mediasvr.exe String Handling Overflow
  • SA23648: CA BrightStor ARCserve Backup Multiple Vulnerabilities
  • SECTRACK ID: 1017506: BrightStor ARCserve Backup Bugs in Tape Engine, Mediasvr, and ASCORE.DLL Let Remote Users Execute Arbitrary Code

Platforms Affected:

  • CA BrightStor ARCserve Backup 11.1
  • CA BrightStor ARCserve Backup 11.5
  • CA BrightStor ARCserve Backup 9.01
  • CA BrightStor ARCserve Backup for Windows 11
  • CA BrightStor Enterprise Backup 10.5
  • CA Business Protection Suite 2.0
  • CA Business Protection Suite for Microsoft Small Business Server 2 Standard
  • CA Business Protection Suite for Microsoft Small Business Server 2 Premium
  • CA Server Protection Suite 2

Reported:

Jan 11, 2007

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The information within this database may change without notice. Use of this information constitutes acceptance for use in an AS IS condition. There are NO warranties, implied or otherwise, with regard to this information or its use. Any use of this information is at the user's risk. In no event shall IBM be held liable for any damages whatsoever arising out of or in connection with the use or spread of this information.

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