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CVE-2008-3866

The Trend Micro Personal Firewall service (aka TmPfw.exe) in Trend Micro Network Security Component (NSC) modules, as used in Trend Micro OfficeScan 8.0 SP1 Patch 1 and Internet Security 2007 and 2008 17.0.1224, relies on client-side password protection implemented in the configuration GUI, which allows local users to bypass intended access restrictions and change firewall settings by using a modified client to send crafted packets.

Security Impact Summary

CVE-2008-3866 is a security vulnerability that . Impacting 3 products from trend_micro, from trend_micro, from trend_micro organizations running these solutions should prioritize assessment and patching.

Historical Context

Originally identified in 2009, this vulnerability predates many modern security frameworks and practices. The vulnerability landscape of that era was characterized by different threat models and less mature defense mechanisms compared to contemporary standards.

Published

2009-01-21T20:30:00.233

Last Modified

2025-04-09T00:30:58.490

Status

Deferred

Source

[email protected]

Severity

CVSSv2: 4.6 (MEDIUM)

CVSSv2 Vector

AV:L/AC:L/Au:N/C:P/I:P/A:P

Access Vector: LOCAL
Access Complexity: LOW
Authentication: NONE
Confidentiality Impact: PARTIAL
Integrity Impact: PARTIAL
Availability Impact: PARTIAL

Exploitability Score

3.9

Impact Score

6.4

Weaknesses

Type: Primary
CWE-287

Affected Vendors & Products

Type	Vendor	Product	Version/Range	Vulnerable?
Application	trend_micro	internet_security_2007	*	Yes
Application	trend_micro	internet_security_2008	17.0.1224	Yes
Application	trend_micro	officescan	8.0	Yes

References

http://secunia.com/advisories/31160 Patch, Vendor Advisory ([email protected])
http://secunia.com/advisories/33609 Patch, Vendor Advisory ([email protected])
http://secunia.com/secunia_research/2008-43/ Vendor Advisory ([email protected])
http://www.securityfocus.com/bid/33358 Patch ([email protected])
http://www.securitytracker.com/id?1021616 ([email protected])
http://www.securitytracker.com/id?1021617 ([email protected])
http://www.trendmicro.com/ftp/documentation/readme/OSCE8.0_SP1_Patch1_CriticalPatch_3191_Readme.txt Vendor Advisory ([email protected])
http://www.vupen.com/english/advisories/2009/0191 ([email protected])
https://exchange.xforce.ibmcloud.com/vulnerabilities/48108 ([email protected])
http://secunia.com/advisories/31160 Patch, Vendor Advisory (af854a3a-2127-422b-91ae-364da2661108)
http://secunia.com/advisories/33609 Patch, Vendor Advisory (af854a3a-2127-422b-91ae-364da2661108)
http://secunia.com/secunia_research/2008-43/ Vendor Advisory (af854a3a-2127-422b-91ae-364da2661108)
http://www.securityfocus.com/bid/33358 Patch (af854a3a-2127-422b-91ae-364da2661108)
http://www.securitytracker.com/id?1021616 (af854a3a-2127-422b-91ae-364da2661108)
http://www.securitytracker.com/id?1021617 (af854a3a-2127-422b-91ae-364da2661108)
http://www.trendmicro.com/ftp/documentation/readme/OSCE8.0_SP1_Patch1_CriticalPatch_3191_Readme.txt Vendor Advisory (af854a3a-2127-422b-91ae-364da2661108)
http://www.vupen.com/english/advisories/2009/0191 (af854a3a-2127-422b-91ae-364da2661108)
https://exchange.xforce.ibmcloud.com/vulnerabilities/48108 (af854a3a-2127-422b-91ae-364da2661108)

How SecUtils Interprets This CVE

SecUtils normalizes and enriches National Vulnerability Database (NVD) records by standardizing vendor and product identifiers, aggregating vulnerability metadata from both NVD and MITRE sources, and providing structured context for security teams. For trend_micro's affected products, we extract Common Platform Enumeration (CPE) data, Common Weakness Enumeration (CWE) classifications, CVSS severity metrics, and reference data to enable rapid vulnerability prioritization and asset correlation. This record contains no exploit code, proof-of-concept instructions, or attack methodologies—only defensive intelligence necessary for patch management, risk assessment, and security operations.