Comodo Firewall Pro cmdmon.sys denial of service

comodofirewallpro-cmdmon-dos (32059) The risk level is classified as MediumMedium Risk

Description:

Comodo Firewall Pro (former Comodo Personal Firewall) is vulnerable to a denial of service, caused by an error in the CFP driver (cmdmon.sys). A local attacker could send a specially-crafted arguments to the NtConnectPort, NtCreatePort, NtCreateSection, NtOpenProcess, NtOpenSection, NtOpenThread or NtSetValueKey function to cause the system to crash.

*CVSS:

Base Score: 3.5
  Access Vector: Local
  Access Complexity: Low
  Authentication: Not Required
  Confidentiality Impact: None
  Integrity Impact: None
  Availability Impact: Complete
 
Temporal Score: 2.7
  Exploitability: Unproven
  Remediation Level: Unavailable
  Report Confidence: Unconfirmed

Consequences:

Denial of Service

Remedy:

Upgrade to the latest version of Comodo Firewall Pro (2.4.17.183 or later), available from the Comodo Firewall Web site. See References.

References:

  • Comodo Firewall Pro Web site: Firewall Free Firewall Protection Best Firewall Test Firewall Software Network Security Internet Attacks Computer Personal Firewall.
  • Comodo Firewall Pro Web site (download and support): ree Firewall Protection Software Best Firewall Computer Security Free Personal Firewall.
  • Full-Disclosure Mailing List, Thu Feb 01 2007 - 05:40:39 CST: Comodo Multiple insufficient argument validation of hooked SSDT function Vulnerability.
  • Matousec Transparent Security Advisory 2007-02-01.01: Comodo Multiple insufficient argument validation of hooked SSDT function Vulnerability.
  • BID-22357: Comodo Firewall CMDMon.SYS Multiple Denial of Service Vulnerabilities
  • CVE-2007-0708: cmdmon.sys in Comodo Firewall Pro (formerly Comodo Personal Firewall) before 2.4.16.174 does not validate arguments that originate in user mode for the (1) NtConnectPort and (2) NtCreatePort hooked SSDT functions, which allows local users to cause a denial of service (system crash) and possibly gain privileges via invalid arguments.
  • CVE-2007-0709: cmdmon.sys in Comodo Firewall Pro (formerly Comodo Personal Firewall) 2.4.16.174 and earlier does not validate arguments that originate in user mode for the (1) NtCreateSection, (2) NtOpenProcess, (3) NtOpenSection, (4) NtOpenThread, and (5) NtSetValueKey hooked SSDT functions, which allows local users to cause a denial of service (system crash) and possibly gain privileges via invalid arguments.
  • OSVDB ID: 33632: Comodo Firewall Pro cmdmon.sys Multiple Hooked SSDT Functions Local DoS
  • OSVDB ID: 44928: Comodo Firewall Pro Multiple Hooked SSDT Functions Local DoS
  • SECTRACK ID: 1017580: Comodo Firewall Pro `cmdmon.sys` Driver Lets Local Users Deny Service and Potentially Gain Elevated Privileges

Platforms Affected:

  • Comodo Comodo Firewall Pro 2.4.16.174
  • Comodo Comodo Personal Firewall 2.3.6.81

Reported:

Feb 01, 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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