CVE-2007-4967: Online Armor Personal Firewall

Medium severity, CVSS 4.4. EPSS: 0.3% chance of exploitation in the next 30 days.

Online Armor Personal Firewall 2.0.1.215 does not properly validate certain parameters to System Service Descriptor Table (SSDT) function handlers, which allows local users to cause a denial of service (crash) and possibly gain privileges via unspecified kernel SSDT hooks for Windows Native API functions including (1) NtAllocateVirtualMemory, (2) NtConnectPort, (3) NtCreateFile, (4) NtCreateKey, (5) NtCreatePort, (6) NtDeleteFile, (7) NtDeleteValueKey, (8) NtLoadKey, (9) NtOpenFile, (10) NtOpenProcess, (11) NtOpenThread, (12) NtResumeThread, (13) NtSetContextThread, (14) NtSetValueKey, (15) NtSuspendProcess, (16) NtSuspendThread, and (17) NtTerminateThread.

Affected products

• Online Armor Personal Firewall: version 2.0.1.215 only

Published 2007-09-19. Last modified 2026-06-16.