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CVE-2008-3866

4.6 · MEDIUM

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 2…

Published Jan 21, 2009trend_microCWE-287EPSS 0.40%

Overview

CVE-2008-3866 is a medium-severity vulnerability affecting trend_micro internet_security_2007. It was published on January 21, 2009 and has a CVSS 2.0 base score of 4.6 (MEDIUM).

This vulnerability has a CVSS 2.0 base score of 4.6, rated MEDIUM. It requires local or adjacent network access to exploit. No authentication or special privileges are required for exploitation.

Technical description

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.

Remediation

Check the references section for vendor advisories and patches from trend_micro. Update internet_security_2007 to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

Affected products

VendorProductVersionsStatus

References

Refsecunia.com/advisories/31160Refsecunia.com/advisories/33609Refsecunia.com/secunia_research/2008-43/Refwww.securityfocus.com/bid/33358Refwww.securitytracker.com/id?1021616Refwww.securitytracker.com/id?1021617Refwww.trendmicro.com/ftp/documentation/readme/OSCE8.0_SP1_Patch1_CriticalPatch_3191_Readme.txtRefwww.vupen.com/english/advisories/2009/0191Refexchange.xforce.ibmcloud.com/vulnerabilities/48108Refsecunia.com/advisories/31160

How CyberStrike helps

Frequently asked questions

What is CVE-2008-3866?

CVE-2008-3866 is a medium-severity vulnerability affecting trend_micro internet_security_2007. It was published on January 21, 2009 and has a CVSS 2.0 base score of 4.6 (MEDIUM).

How severe is CVE-2008-3866?

This vulnerability has a CVSS 2.0 base score of 4.6, rated MEDIUM. It requires local or adjacent network access to exploit. No authentication or special privileges are required for exploitation.

How do I fix or remediate CVE-2008-3866?

Check the references section for vendor advisories and patches from trend_micro. Update internet_security_2007 to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

How can CyberStrike help with CVE-2008-3866?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2008-3866 is actually reachable in your own applications and APIs, then verifies each finding before reporting it. That tells you if the weakness is a real, exploitable risk in your environment or a false positive you can safely deprioritize.

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