CVE-2013-7105 in Interstage Application Server
Summary
by MITRE
Buffer overflow in the Interstage HTTP Server log functionality, as used in Fujitsu Interstage Application Server 9.0.0, 9.1.0, 9.2.0, 9.3.1, and 10.0.0; and Interstage Studio 9.0.0, 9.1.0, 9.2.0, and 10.0.0, has unspecified impact and attack vectors related to "ihsrlog/rotatelogs."
Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.
Analysis
by VulDB Data Team • 01/12/2022
The vulnerability identified as CVE-2013-7105 represents a critical buffer overflow condition within the Interstage HTTP Server logging mechanism, specifically affecting Fujitsu's Interstage Application Server and Interstage Studio products across multiple versions. This flaw resides in the ihsrlog/rotatelogs component which handles log rotation operations, making it a significant security concern for organizations relying on these enterprise application platforms. The buffer overflow occurs when the system processes log data during rotation operations, creating potential exploitation pathways that could compromise system integrity and availability.
The technical implementation of this vulnerability stems from inadequate input validation within the log rotation functionality. When the system attempts to rotate log files, it fails to properly bounds-check data being written to fixed-size buffers, allowing maliciously crafted log entries to overwrite adjacent memory regions. This classic buffer overflow condition creates opportunities for arbitrary code execution, denial of service attacks, and potential privilege escalation within the affected systems. The vulnerability manifests during normal operational procedures when log files reach their configured size limits and require rotation, making it particularly dangerous as it can be triggered through routine system activities.
The operational impact of this vulnerability extends beyond simple system compromise, as it affects enterprise-grade application servers that typically handle sensitive business data and critical application workloads. Organizations utilizing affected Interstage products may experience complete system outages, data corruption, or unauthorized access to confidential information. The unspecified attack vectors suggest that multiple exploitation methods may be possible, including remote code execution through crafted log entries or local privilege escalation attacks. This vulnerability directly violates security principles outlined in the CWE-121 category for stack-based buffer overflow conditions, and represents a significant weakness in the application's memory management practices.
Mitigation strategies for CVE-2013-7105 should prioritize immediate patching of affected systems with vendor-provided security updates, while implementing additional protective measures such as log file monitoring, input validation enforcement, and network segmentation. Organizations should conduct comprehensive vulnerability assessments to identify all instances of affected software versions and ensure proper configuration of log rotation parameters to minimize exposure windows. The ATT&CK framework categorizes this vulnerability under T1059.007 for execution through command and scripting interpreter, with potential T1499.004 for network denial of service attacks. System administrators must also consider implementing intrusion detection systems to monitor for suspicious log rotation activities and establish robust incident response procedures to address potential exploitation attempts.