CVE-2008-1497 in SurgeMail
Summary
by MITRE
Stack-based buffer overflow in the IMAP service in NetWin SurgeMail 38k4-4 and earlier allows remote authenticated users to execute arbitrary code via long arguments to the LSUB command.
If you want to get best quality of vulnerability data, you may have to visit VulDB.
Analysis
by VulDB Data Team • 09/20/2018
The vulnerability identified as CVE-2008-1497 represents a critical stack-based buffer overflow flaw within the IMAP service component of NetWin SurgeMail version 38k4-4 and earlier releases. This security weakness specifically manifests when the service processes the LSUB command with excessively long arguments, creating a condition where attacker-controlled input can overwrite adjacent memory locations on the stack. The flaw exists due to inadequate input validation and bounds checking mechanisms within the IMAP protocol implementation, particularly in how the software handles mailbox listing operations. The vulnerability affects authenticated users who can establish connections to the IMAP service, meaning that remote attackers must first obtain valid credentials to exploit this weakness, though the privilege escalation potential remains significant once access is gained. The stack-based nature of the overflow indicates that the program's execution flow can be directly manipulated through controlled input data that exceeds the allocated buffer space, potentially allowing for arbitrary code execution with the privileges of the affected service process.
The technical exploitation of this vulnerability aligns with common software security patterns that fall under CWE-121 Stack-based Buffer Overflow, which is classified as a fundamental weakness in software design that permits attackers to overwrite memory locations adjacent to buffer allocations. The attack vector requires a remote authenticated user to send specially crafted LSUB command arguments that exceed the buffer capacity, leading to memory corruption that can be leveraged to redirect program execution. This type of vulnerability is particularly dangerous because it can be exploited to gain complete control over the affected system, as the overflow can be used to inject and execute malicious code within the context of the IMAP service. The operational impact extends beyond simple privilege escalation to encompass potential data compromise, service disruption, and unauthorized access to email communications stored on the server. The vulnerability's classification under ATT&CK technique T1059.007 for Command and Scripting Interpreter indicates that successful exploitation could enable attackers to execute commands on the compromised system, potentially leading to further lateral movement within the network infrastructure.
Mitigation strategies for CVE-2008-1497 should prioritize immediate patching of the affected NetWin SurgeMail versions to the latest available releases that contain proper input validation and buffer management fixes. System administrators should implement network segmentation and access controls to limit exposure of the IMAP service to trusted networks only, while also ensuring that authentication mechanisms are robust and that credential management practices are followed. Regular security assessments and vulnerability scanning should be conducted to identify similar weaknesses in other email server implementations, as this type of buffer overflow vulnerability is common across various network services. The implementation of intrusion detection systems and monitoring for unusual LSUB command usage patterns can help detect potential exploitation attempts. Additionally, network administrators should consider disabling unnecessary IMAP functionality when not required for business operations, and maintaining detailed audit logs of authentication and command execution activities can aid in forensic analysis should exploitation occur. Organizations should also review their incident response procedures to ensure readiness for handling potential compromise scenarios involving email server infrastructure, as the impact of successful exploitation can extend to data confidentiality, integrity, and availability across the entire email communication ecosystem.