Trend Micro Scanmail 3.8/6.0 Web Management Interface smg_Smxcfg30.exe vcc improper authentication

CVSS Meta Temp Score CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.	Current Exploit Price (≈) Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.	CTI Interest Score Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
6.6	$0-$5k	0.00

Summaryinfo

A vulnerability classified as critical was found in Trend Micro Scanmail 3.8/6.0. This vulnerability affects unknown code of the file smg_Smxcfg30.exe of the component Web Management Interface. Such manipulation of the argument vcc with the input 3560121183d3 leads to improper authentication. This vulnerability is documented as CVE-2003-1343. Additionally, an exploit exists. Upgrading the affected component is advised.

Detailsinfo

A vulnerability was found in Trend Micro Scanmail 3.8/6.0. It has been rated as critical. Affected by this issue is an unknown function of the file smg_Smxcfg30.exe of the component Web Management Interface. The manipulation of the argument vcc with the input value 3560121183d3 leads to a improper authentication vulnerability. Using CWE to declare the problem leads to CWE-287. When an actor claims to have a given identity, the product does not prove or insufficiently proves that the claim is correct. Impacted is confidentiality, integrity, and availability. CVE summarizes:

Trend Micro ScanMail for Exchange (SMEX) before 3.81 and before 6.1 might install a back door account in smg_Smxcfg30.exe, which allows remote attackers to gain access to the web management interface via the vcc parameter, possibly "3560121183d3".

The weakness was released 12/31/2003 (Website). The advisory is available at archives.neohapsis.com. This vulnerability is handled as CVE-2003-1343 since 10/14/2007. The exploitation is known to be easy. The attack may be launched remotely. No form of authentication is required for exploitation. Technical details as well as a public exploit are known.

The exploit is available at exploit-db.com. It is declared as proof-of-concept. As 0-day the estimated underground price was around $5k-$25k. The commercial vulnerability scanner Qualys is able to test this issue with plugin 11060 (Trend Micro ScanMail For Exchange Authentication Bypass Vulnerability).

Upgrading to version 3.81 eliminates this vulnerability.

The vulnerability is also documented in the databases at X-Force (11061), Exploit-DB (22174), SecurityFocus (BID 6619†) and Secunia (SA7881†). Entries connected to this vulnerability are available at VDB-21264, VDB-21265 and VDB-21267. If you want to get best quality of vulnerability data, you may have to visit VulDB.

Productinfo

Vendor

Trend Micro

Name

Scanmail

Version

License

commercial

Website

Vendor: https://www.trendmicro.com/

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.3
VulDB Meta Temp Score: 6.6

VulDB Base Score: 7.3
VulDB Temp Score: 6.6
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

AV	AC	Au	C	I	A
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳

Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock

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

NVD Base Score: 🔍

Exploitinginfo

Class: Improper authentication
CWE: CWE-287
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Access: Public
Status: Proof-of-Concept
Download: 🔍

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-Day	Unlock	Unlock	Unlock	Unlock
Today	Unlock	Unlock	Unlock	Unlock

Qualys ID: 🔍
Qualys Name: 🔍

Exploit-DB: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: Scanmail 3.81

Timelineinfo

01/15/2003 🔍
01/16/2003 +1 days 🔍
12/31/2003 +349 days 🔍
12/31/2003 +0 days 🔍
10/14/2007 +1383 days 🔍
08/28/2014 +2510 days 🔍
07/14/2025 +3972 days 🔍

Sourcesinfo

Vendor: trendmicro.com

Advisory: archives.neohapsis.com
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2003-1343 (🔍)
GCVE (CVE): GCVE-0-2003-1343
GCVE (VulDB): GCVE-100-21266
X-Force: 11061 - ScanMail smg_Smxcfg30.exe authentication bypass
SecurityFocus: 6619
Secunia: 7881 - TrendMicro security bypass, Moderately Critical

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

Entryinfo

Created: 08/28/2014 17:53
Updated: 07/14/2025 01:10
Changes: 08/28/2014 17:53 (62), 06/16/2018 10:11 (1), 04/21/2025 11:10 (25), 07/14/2025 01:10 (2)
Complete: 🔍
Cache ID: 216::103

If you want to get best quality of vulnerability data, you may have to visit VulDB.