CVE-2004-1003 in ScanMail
Summary
by MITRE
Trend ScanMail allows remote attackers to obtain potentially sensitive information or disable the anti-virus capability via the smency.nsf file.
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Analysis
by VulDB Data Team • 07/07/2025
The vulnerability identified as CVE-2004-1003 affects Trend ScanMail, a mail security solution designed to protect email systems from malicious content. This flaw resides within the smency.nsf file which serves as a critical component in the software's encryption and security processing mechanisms. The vulnerability represents a significant security weakness that could be exploited by remote attackers to compromise the integrity and confidentiality of email communications.
The technical nature of this vulnerability stems from inadequate access controls and information disclosure mechanisms within the smency.nsf file implementation. Attackers can potentially exploit this weakness to extract sensitive information that should remain protected within the system's security framework. The flaw also allows for the potential disabling of anti-virus capabilities, effectively rendering the security protections of the Trend ScanMail system ineffective against malicious email content. This dual impact of information disclosure and service disruption creates a particularly dangerous scenario for organizations relying on this email security solution.
From an operational perspective, this vulnerability poses severe risks to enterprise email security infrastructure. Organizations using Trend ScanMail could experience unauthorized access to encrypted email content, potentially exposing confidential business communications, personal data, or proprietary information. The ability to disable anti-virus functionality creates an immediate threat vector where attackers can bypass critical email security measures, allowing malware and other malicious content to traverse the email network unchecked. This vulnerability directly impacts the confidentiality, integrity, and availability of email services within affected organizations.
The exploitation of this vulnerability aligns with several ATT&CK framework techniques including credential access and defense evasion, as attackers can both extract sensitive information and disable security controls. From a CWE perspective, this vulnerability relates to CWE-200 Information Exposure and CWE-310 Cryptographic Issues, representing weaknesses in both information disclosure and encryption implementation. Organizations should implement immediate mitigations including patching the Trend ScanMail software to the latest version, implementing network segmentation to limit access to the affected system, and conducting thorough security assessments to identify any potential compromise. Additionally, monitoring for unusual network activity and implementing robust access controls around the smency.nsf file can help detect and prevent exploitation attempts. The vulnerability underscores the importance of maintaining up-to-date security software and implementing layered defense strategies to protect critical email infrastructure from sophisticated attacks targeting security system components.