CVE-2007-6146 in Jp1 File Transmission Server
Summary
by MITRE
Hitachi JP1/File Transmission Server/FTP 01-00 through 08-10-02 on Windows might allow remote attackers to cause a denial of service (service stop) via a "specific file" argument to an FTP command.
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Analysis
by VulDB Data Team • 11/09/2017
The vulnerability identified as CVE-2007-6146 affects Hitachi JP1/File Transmission Server/FTP versions 01-00 through 08-10-02 running on Windows operating systems. This represents a denial of service flaw that can be exploited by remote attackers to disrupt the availability of the FTP service. The vulnerability specifically manifests when a maliciously crafted "specific file" argument is provided to an FTP command, leading to the termination of the service. This type of vulnerability falls under the category of improper input validation and can be classified as a CWE-121 buffer overflow or CWE-122 stack-based buffer overflow depending on the exact implementation details. The attack vector is particularly concerning as it requires no authentication and can be executed remotely, making it an attractive target for attackers seeking to disrupt business operations.
The technical exploitation of this vulnerability involves sending a specially crafted FTP command containing a malformed file argument that causes the server application to crash or terminate unexpectedly. This behavior typically occurs when the application fails to properly validate or sanitize input parameters before processing them, leading to memory corruption or unexpected program termination. The vulnerability demonstrates a classic lack of proper error handling and input sanitization in the FTP server implementation. From an operational perspective, this vulnerability creates a significant risk for organizations relying on Hitachi FTP servers for file transfer operations, as it can result in complete service disruption and potential data accessibility issues. The impact extends beyond simple service interruption, as it can affect business continuity and may require immediate system restarts or manual intervention to restore normal operations.
Organizations utilizing affected Hitachi JP1/File Transmission Server/FTP versions should prioritize immediate remediation through official vendor patches or updates. The vulnerability aligns with ATT&CK technique T1499.004 which covers network denial of service attacks, and represents a critical threat in the context of service availability. Mitigation strategies should include implementing network segmentation to limit access to the FTP service, deploying intrusion detection systems to monitor for suspicious FTP command patterns, and establishing robust monitoring procedures to detect service disruptions. Additionally, organizations should consider implementing alternative file transfer protocols with better security track records and maintain comprehensive backup and recovery procedures to minimize the impact of potential exploitation. The vulnerability highlights the importance of regular security assessments and patch management programs, as it represents a known issue that was likely addressed through vendor security updates. Organizations should also review their incident response procedures to ensure they can quickly identify and respond to service disruption events that may be related to this vulnerability.