Outpost Firewall Pro FiltNT.SYS buffer overflow
| outpost-firewall-filtnt-bo (27840) |  Low Risk |
Description:
Outpost Firewall Pro is vulnerable to a denial of service attack, caused by a buffer overflow in the FiltNT.SYS driver. By sending a specially-crafted request to mshta.exe containing long arguments, a local attacker could overflow a buffer and cause the system to crash.
*CVSS:
| Base Score: | 2.5 |
| Access Vector: | Local |
| Access Complexity: | Low |
| Authentication: | Not Required |
| Confidentiality Impact: | None |
| Integrity Impact: | None |
| Availability Impact: | Partial |
| Temporal Score: | 1.8 |
| Exploitability: | Unproven |
| Remediation Level: | Official-Fix |
| Report Confidence: | Confirmed |
Consequences:
Denial of Service
Remedy:
Upgrade to the latest version of Outpost Firewall Pro (3.51.759.6511 (462) or later), available from the Outpost Firewall Pro Web site. See References.
References:
- BugTraq Mailing List, Mon Jul 17 2006 - 15:41:54 CDT: Outpost Firewall Pro secrately fixing security flaws?.
- Outpost Firewall Pro Web page: Outpost Firewall PRO - Personal Firewall.
- BID-19026: Agnitum Outpost Firewall FiltNT.SYS Local Denial of Service Vulnerability
- CVE-2006-3696: filtnt.sys in Outpost Firewall Pro before 3.51.759.6511 (462) allows local users to cause a denial of service (crash) via long arguments to mshta.exe.
- SA21095: Outpost Firewall Pro FILTNT.SYS Denial of Service
- VUPEN/ADV-2006-2853: Outpost Firewall Pro Virtual Firewall Driver Command Handling Denial of Service Vulnerability
Platforms Affected:
- Agnitum Outpost Firewall Pro 3.5.631
- Agnitum Outpost Firewall Pro 3.51.759.6511 (462)
Reported:
Jul 17, 2006
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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.