Trend Micro Internet Security 2009 resource management

CVSS Meta Temp Score
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CTI Interest Score
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A vulnerability, which was classified as critical, has been found in Trend Micro Internet Security 2009. Affected by this issue is an unknown code. The manipulation with an unknown input leads to a resource management vulnerability. Using CWE to declare the problem leads to CWE-399. Impacted is confidentiality, integrity, and availability. CVE summarizes:

The TrendMicro Activity Monitor Module (tmactmon.sys) in Trend Micro Internet Pro 2008 and 2009, and Security Pro 2008 and 2009, allows local users to gain privileges via a crafted IRP in a METHOD_NEITHER IOCTL request to \Device\tmactmon that overwrites memory.

The weakness was published 04/01/2009 (Website). The advisory is available at This vulnerability is handled as CVE-2009-0686 since 02/22/2009. The exploitation is known to be easy. Local access is required to approach this attack. No form of authentication is required for exploitation. Technical details are unknown but a public exploit is available.

A public exploit has been developed by b1@ckeYe and been published even before and not after the advisory. The exploit is available at It is declared as proof-of-concept. The vulnerability was handled as a non-public zero-day exploit for at least 2 days. During that time the estimated underground price was around $5k-$25k.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

The vulnerability is also documented in the databases at X-Force (49513), Exploit-DB (8322), SecurityFocus (BID 34304†) and SecurityTracker (ID 1021955†). Similar entries are available at VDB-105755, VDB-110977, VDB-110978 and VDB-110979.






CPE 2.3info

CPE 2.2info


VulDB CVSS-B Score: 🔍
VulDB CVSS-BT Score: 🔍
VulDB Vector: 🔍
VulDB Reliability: 🔍


VulDB Meta Base Score: 9.3
VulDB Meta Temp Score: 8.8

VulDB Base Score: 9.3
VulDB Temp Score: 8.8
VulDB Vector: 🔍
VulDB Reliability: 🔍



VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍


Class: Resource management
CWE: CWE-399 / CWE-404

Local: Yes
Remote: No

Availability: 🔍
Access: Public
Status: Proof-of-Concept
Author: b1@ckeYe
Download: 🔍

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍


Exploit-DB: 🔍

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍


Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍


02/22/2009 🔍
03/30/2009 +36 days 🔍
03/30/2009 +0 days 🔍
03/30/2009 +0 days 🔍
04/01/2009 +2 days 🔍
04/01/2009 +0 days 🔍
04/01/2009 +0 days 🔍
03/17/2015 +2176 days 🔍
09/04/2022 +2728 days 🔍



Status: Confirmed

CVE: CVE-2009-0686 (🔍)
X-Force: 49513 - Trend Micro Internet Security Pro tmactmon.sys privilege escalation
SecurityFocus: 34304 - Trend Micro Internet Security 2008/9 IOCTL Request Local Privilege Escalation Vulnerability
SecurityTracker: 1021955

scip Labs:
See also: 🔍


Created: 03/17/2015 11:38 PM
Updated: 09/04/2022 11:09 AM
Changes: 03/17/2015 11:38 PM (52), 12/15/2017 08:23 AM (11), 09/04/2022 11:09 AM (3)
Complete: 🔍
Cache ID: 3:307:40


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