CVE-2008-3866

Severity: medium (CVSS 4.6 v2.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.4% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2009-01-21 · updated 2026-06-16
Weakness: CWE-287

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.

Affected products

Trend Micro Internet Security 2007: all versions
Trend Micro Internet Security 2008: 17.0.1224
Trend Micro Officescan: 8.0-sp1

References

http://secunia.com/advisories/31160
http://secunia.com/advisories/33609
http://secunia.com/secunia_research/2008-43/
http://www.securityfocus.com/bid/33358
http://www.securitytracker.com/id?1021616
http://www.securitytracker.com/id?1021617
http://www.trendmicro.com/ftp/documentation/readme/OSCE8.0_SP1_Patch1_CriticalPatch_3191_Readme.txt
http://www.vupen.com/english/advisories/2009/0191
https://exchange.xforce.ibmcloud.com/vulnerabilities/48108
http://secunia.com/advisories/31160
http://secunia.com/advisories/33609
http://secunia.com/secunia_research/2008-43/

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