Trend Micro OfficeScan 3.5 HTTP tmlisten.exe denial of service

CVSS Meta Temp Score
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CTI Interest Score
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5.1$0-$5k0.00

Summaryinfo

A vulnerability, which was classified as problematic, has been found in Trend Micro OfficeScan 3.5. This vulnerability affects unknown code of the file tmlisten.exe of the component HTTP Handler. The manipulation with the input GET / leads to denial of service. This vulnerability is traded as CVE-2000-0203. It is possible to initiate the attack remotely. Furthermore, there is an exploit available. It is advisable to upgrade the affected component.

Detailsinfo

A vulnerability was found in Trend Micro OfficeScan 3.5 (Anti-Malware Software) and classified as problematic. This issue affects an unknown functionality of the file tmlisten.exe of the component HTTP Handler. The manipulation with the input value GET / leads to a denial of service vulnerability. Using CWE to declare the problem leads to CWE-404. The product does not release or incorrectly releases a resource before it is made available for re-use. Impacted is availability. The summary by CVE is:

The Trend Micro OfficeScan client tmlisten.exe allows remote attackers to cause a denial of service via malformed data to port 12345.

The weakness was shared 02/28/2000 (Website). It is possible to read the advisory at antivirus.com. The identification of this vulnerability is CVE-2000-0203. The exploitation is known to be easy. The attack may be initiated remotely. No form of authentication is needed for a successful exploitation. Technical details as well as a public exploit are known. The attack technique deployed by this issue is T1499 according to MITRE ATT&CK.

A public exploit has been developed by Marc Ruef in VB6/EXE. It is declared as highly functional. The vulnerability scanner Nessus provides a plugin with the ID 11059 (Trend Micro OfficeScan tmlisten.exe Malformed Data Remote DoS), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Windows and relying on port 12345. The commercial vulnerability scanner Qualys is able to test this issue with plugin 38074 (Trend Micro OfficeScan DoS Vulnerabilities).

Upgrading eliminates this vulnerability.Addressing this vulnerability is possible by firewalling tcp/12345. The best possible mitigation is suggested to be upgrading to the latest version.

The vulnerability is also documented in the databases at X-Force (4039), Tenable (11059), SecurityFocus (BID 1013†) and Vulnerability Center (SBV-1765†). The entries VDB-15360 and VDB-15373 are related to this item. Be aware that VulDB is the high quality source for vulnerability data.

Productinfo

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CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.3
VulDB Meta Temp Score: 5.1

VulDB Base Score: 5.3
VulDB Temp Score: 5.1
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

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VulDB Base Score: 🔍
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Exploitinginfo

Class: Denial of service
CWE: CWE-404
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Access: Public
Status: Highly functional
Author: Marc Ruef
Reliability: 🔍
Programming Language: 🔍

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 11059
Nessus Name: Trend Micro OfficeScan tmlisten.exe Malformed Data Remote DoS
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Port: 🔍

OpenVAS ID: 11059
OpenVAS Name: Trend Micro OfficeScan Denial of service
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Firewalling: 🔍

Timelineinfo

02/26/2000 🔍
02/28/2000 +2 days 🔍
02/28/2000 +0 days 🔍
02/28/2000 +0 days 🔍
08/03/2002 +887 days 🔍
08/24/2003 +386 days 🔍
06/23/2014 +3956 days 🔍
04/20/2026 +4319 days 🔍

Sourcesinfo

Vendor: trendmicro.com

Advisory: antivirus.com
Researcher: Posted to Bugtraq on February 25, 2000 by Jeff Stevens . Additional information posted to Bugtraq by .
Status: Confirmed

CVE: CVE-2000-0203 (🔍)
GCVE (CVE): GCVE-0-2000-0203
GCVE (VulDB): GCVE-100-15359
X-Force: 4039
SecurityFocus: 1013 - Trend Micro OfficeScan DoS Vulnerabilities
Vulnerability Center: 1765 - DoS in Trend Micro OfficeScan tmlisten.exe via Malformed Data, Medium

scip Labs: https://www.scip.ch/en/?labs.20161013
See also: 🔍

Entryinfo

Created: 06/23/2014 23:15
Updated: 04/20/2026 21:17
Changes: 06/23/2014 23:15 (78), 10/08/2018 15:07 (2), 10/08/2020 11:12 (1), 10/08/2020 11:21 (1), 04/20/2026 21:17 (17)
Complete: 🔍
Cache ID: 216::103

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