IBM Rational ClearQuest ActiveX control (cqole.dll) buffer overflow

rcq-cqole-activex-bo (73492) The risk level is classified as HighHigh Risk

Description:

IBM Rational ClearQuest ActiveX control (cqole.dll) is vulnerable to a heap-based buffer overflow, caused by a function prototype mismatch in the RegisterSchemaRepoFromFileByDbSet() function. By persuading a victim to visit a specially-crafted Web page, a remote attacker could 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:

Refer to IBM Flash (Alert) 1591705 for patch, upgrade or suggested workaround information. See References.

References:

  • IBM Security Bulletin 1591705: Security Bulletin: IBM Rational ClearQuest CQOle ActiveX Control Remote Execution Vulnerability (CVE-2012-0708).
  • Offensive Security Exploit Database [07-05-2012]: IBM Rational ClearQuest CQOle Remote Code Execution.
  • ZDI-12-113: IBM Rational ClearQuest CQOle ActiveX Control Remote Code Execution Vulnerability.
  • BID-53170: IBM Rational ClearQuest 'cqole.dll' ActiveX Control Heap Buffer Overflow Vulnerability
  • CVE-2012-0708: Heap-based buffer overflow in the Ole API in the CQOle ActiveX control in cqole.dll in IBM Rational ClearQuest 7.1.1 before 7.1.1.9, 7.1.2 before 7.1.2.6, and 8.0.0 before 8.0.0.2 allows remote attackers to execute arbitrary code via a crafted web page that leverages a RegisterSchemaRepoFromFileByDbSet function-prototype mismatch.
  • OSVDB ID: 81443: IBM Rational ClearQuest RegisterSchemaRepoFromFileByDbSet() Function ActiveX (cqole.dll) Website Handling Remote Overflow
  • SA48933: IBM Rational ClearQuest ActiveX Control Buffer Overflow Vulnerability

Platforms Affected:

  • IBM Rational ClearQuest 7.1
  • IBM Rational ClearQuest 8.0

Reported:

Apr 19, 2012

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