ASUS Net4Switch ActiveX control buffer overflow

net4switch-activex-bo (73384) The risk level is classified as HighHigh Risk

Description:

The ASUS Net4Switch ActiveX control (ipswcom.dll) is vulnerable to a stack-based buffer overflow, caused by improper bounds checking by the CxDbgPrint() function. By persuading a victim to visit a specially-crafted Web page that passes an overly long argument to the insecure Alert() method, a remote attacker could overflow a buffer and execute arbitrary code on the system or cause the victim's browser 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: 8.4
  Exploitability: Functional
  Remediation Level: Unavailable
  Report Confidence: Uncorroborated

Consequences:

Gain Access

Remedy:

No remedy available as of September 1, 2014.

References:

  • ASUS Web site: Net4Switch ActiveX control (ipswcom.dll).
  • DSECRG-12-017: ASUS Net4Switch ipswcom.dll ActiveX - buffer overflow vulnerability .
  • Offensive Security Exploit Database [02-29-2012]: ASUS Net4Switch ipswcom.dll ActiveX Stack Buffer Overflow.
  • BID-52110: ASUS Net4Switch 'ipswcom.dll' ActiveX Remote Buffer Overflow Vulnerability
  • CVE-2012-4924: Buffer overflow in the CxDbgPrint function in the ipswcom.dll ActiveX component 1.0.0.1 for ASUS Net4Switch 1.0.0020 allows remote attackers to execute arbitrary code via a long parameter to the Alert method.
  • OSVDB ID: 79438: Net4Switch ipswcom.dll ActiveX Control cxcmrt.dll CxDbgPrint() Function Alert() Method Debug Message String Creation Remote Overflow
  • SA48125: Net4Switch ipswcom ActiveX Control Buffer Overflow Vulnerability

Platforms Affected:

  • ASUS Net4Switch ActiveX control (ipswcom.dll) 1.0.0.1

Reported:

Feb 17, 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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