IBM Personal Communications pcspref.dll buffer overflow

pcom-pcspref-bo (73127) The risk level is classified as HighHigh Risk

Description:

IBM Personal Communications is vulnerable to a stack-based buffer overflow, caused by improper bounds checking by pcspref.dll. By persuading a victim to open a specially-crafted WorkStation (.ws) file, a remote attacker could exploit this vulnerability to overflow a buffer and execute arbitrary code on the system with elevated privileges or cause the application to crash.

*CVSS:

Base Score: 9.3
  Access Vector: Network
  Access Complexity: Medium
  Authentication: None
  Confidentiality Impact: Complete
  Integrity Impact: Complete
  Availability Impact: Complete
 
Temporal Score: 7.7
  Exploitability: Functional
  Remediation Level: Official-Fix
  Report Confidence: Confirmed

Consequences:

Gain Access

Remedy:

Upgrade to the latest version of IBM Personal Communications (6.0.4 or later), available from the IBM Web site. See References.

References:

  • IBM Security Bulletin 1586166: Security Bulletin: IBM Personal Communications WorkStation file Buffer Overflow Vulnerability (CVE-2012-0201).
  • IBM Web site: Fix Central.
  • Offensive Security Exploit Database [02-29-2012]: IBM Personal Communications I-Series Access WorkStation 5.9 Profile.
  • BID-52200: IBM Personal Communications '.ws' File 'pcspref.dll' Remote Stak Buffer Overflow Vulnerability
  • CVE-2012-0201: Stack-based buffer overflow in pcspref.dll in pcsws.exe in IBM Personal Communications 5.9.x before 5.9.8 and 6.0.x before 6.0.4 might allow remote attackers to execute arbitrary code via a long profile string in a WorkStation (aka .ws) file.
  • OSVDB ID: 79657: IBM Personal Communications pcspref.dll WorkStation Profile .ws File Handling Remote Overflow
  • SA48185: IBM Personal Communications WS File Processing Buffer Overflow Vulnerability

Platforms Affected:

  • IBM Personal Communications 5.9
  • IBM Personal Communications 6.0

Reported:

Feb 28, 2012

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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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