CVE-2001-1282 in IMail
Summary
by MITRE
Ipswitch IMail 7.04 and earlier records the physical path of attachments in an e-mail message header, which could allow remote attackers to obtain potentially sensitive configuration information.
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Analysis
by VulDB Data Team • 09/27/2025
The vulnerability identified as CVE-2001-1282 affects Ipswitch IMail versions 7.04 and earlier, presenting a significant information disclosure risk through improper handling of email attachment metadata. This flaw resides in the email server's processing mechanism where the system inadvertently includes the physical file path of attachments within the email message headers during transmission. The issue stems from a lack of proper input validation and sanitization of file paths that are processed as part of the email message structure, creating an unintended exposure of system-level information to remote attackers who can access these headers through standard email protocols.
The technical implementation of this vulnerability allows malicious actors to extract sensitive path information from email headers, potentially revealing the underlying file system structure of the mail server. This exposure can provide attackers with detailed knowledge of the server's directory layout including installation paths, configuration file locations, and potentially even database connection details or other system-specific information. The flaw operates at the application layer of the network stack and can be exploited through standard email retrieval protocols such as pop3 or imap, making it particularly dangerous as it requires no specialized access methods beyond normal email interaction capabilities.
From an operational impact perspective, this vulnerability creates a substantial risk for organizations relying on Ipswitch IMail servers, as it enables attackers to gather intelligence that could facilitate further exploitation attempts. The leaked path information could serve as a foundation for directory traversal attacks, file system enumeration, or even privilege escalation attempts if the exposed paths lead to configuration files containing database credentials or other sensitive information. This vulnerability directly maps to CWE-200, which addresses "Information Exposure," and aligns with ATT&CK technique T1083, "File and Directory Discovery," as it provides attackers with systematic access to file system information that would normally be protected within a secure environment.
Mitigation strategies for this vulnerability require immediate patching of affected Ipswitch IMail installations to versions that properly sanitize attachment paths before inclusion in email headers. Organizations should also implement network-level monitoring to detect unusual email header patterns that might indicate exploitation attempts. Security configurations should include disabling unnecessary email header information when not required for functionality, and implementing proper access controls to limit who can retrieve email headers. Additionally, regular security assessments should verify that no sensitive information is exposed through email metadata, and network segmentation should be employed to limit lateral movement if path information is compromised. The vulnerability demonstrates the critical importance of input sanitization and proper data handling in email systems, particularly when dealing with file system references that could inadvertently expose system architecture details to unauthorized parties.