Check Point ZoneAlarm vsdatant.sys privilege escalation

zonealarm-vsdatant-privilege-escalation (36107) The risk level is classified as MediumMedium Risk

Description:

Check Point ZoneAlarm could allow a local attacker to gain elevated privileges, caused by a vulnerability in the vsdatant.sys device driver. By sending a specially-crafted address, an attacker could exploit this vulnerability to overwrite arbitrary system memory and execute arbitrary code with ring0 privileges.

*CVSS:

Base Score: 7.2
  Access Vector: Local
  Access Complexity: Low
  Authentication: None
  Confidentiality Impact: Complete
  Integrity Impact: Complete
  Availability Impact: Complete
 
Temporal Score: 5.3
  Exploitability: Unproven
  Remediation Level: Official-Fix
  Report Confidence: Confirmed

Consequences:

Gain Privileges

Remedy:

Upgrade to the latest version of Check Point ZoneAlarm (7.0.362 or later), available from the Check Point ZoneAlarm Service and Support Web site. See References.

References:

  • BugTraq Mailing List, Mon Aug 20 2007 - 11:56:34 CDT: CheckPoint ZoneLabs Vsdatant.sys multiple local privilege escalation vulnerabilities.
  • Check Point ZoneAlarm Service and Support Web site: ZoneAlarm by Check Point - Award winning PC Protection, Antivirus, Firewall, Anti-Spyware, Identity Protection, and much more..
  • iDefense Labs PUBLIC ADVISORY: 08.20.07: Check Point Zone Labs VSDATANT Multiple IOCTL Privilege Escalation Vulnerabilities.
  • BID-25365: Check Point Zone Labs Multiple Products Local Privilege Escalation Vulnerabilities
  • BID-25377: RETIRED: Check Point ZoneAlarm Multiple Products Local Privilege Escalation Vulnerabilities
  • CVE-2007-4216: vsdatant.sys 6.5.737.0 in Check Point Zone Labs ZoneAlarm before 7.0.362 allows local users to gain privileges via a crafted Interrupt Request Packet (Irp) in a METHOD_NEITHER (1) IOCTL 0x8400000F or (2) IOCTL 0x84000013 request, which can be used to overwrite arbitrary memory locations.
  • SA26513: ZoneAlarm Products Insecure Directory Permissions and IOCTL Handler Privilege Escalation
  • SECTRACK ID: 1018589: ZoneAlarm IOCTL Validation Flaw Lets Local Users Gain Elevated Privileges
  • VUPEN/ADV-2007-2929: ZoneAlarm Products ACL and IOCTL Local Privilege Escalation Vulnerabilities

Platforms Affected:

  • CheckPoint ZoneAlarm 7.0.337.0

Reported:

Aug 20, 2007

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