CVE-2008-1914 in BigAnt Messenger
Summary
by MITRE
Stack-based buffer overflow in the AntServer module (AntServer.exe) in BigAnt IM Server in BigAnt Messenger 2.2 allows remote attackers to execute arbitrary code via a long URI in a request to TCP port 6080. NOTE: some of these details are obtained from third party information.
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Analysis
by VulDB Data Team • 10/21/2024
The vulnerability identified as CVE-2008-1914 represents a critical stack-based buffer overflow within the AntServer module of BigAnt Messenger version 2.2. This flaw exists in the BigAnt IM Server component that handles incoming network requests on TCP port 6080. The vulnerability arises from insufficient input validation when processing Uniform Resource Identifiers within client requests, creating an exploitable condition that can be leveraged by remote attackers to gain unauthorized system access. The AntServer.exe process, which serves as the core communication handler for the messaging platform, fails to properly bounds-check URI length parameters, allowing maliciously crafted input to overwrite adjacent memory locations on the stack.
This buffer overflow vulnerability operates through a classic stack corruption mechanism where an attacker can craft a specially formatted URI request that exceeds the allocated buffer space within the AntServer module. When the server processes this malformed input, the excess data overflows into adjacent stack memory regions, potentially overwriting return addresses, function pointers, and other critical control data. The vulnerability's remote exploitability means that attackers do not need physical access to the system, as they can initiate the attack from any network location capable of reaching the designated TCP port 6080. The flaw specifically affects the AntServer.exe executable which is part of the BigAnt Messenger 2.2 suite, making it a target for attackers seeking to compromise enterprise communication infrastructure.
The operational impact of this vulnerability extends beyond simple code execution, as successful exploitation can provide attackers with complete control over the affected server system. This includes the ability to install malware, modify or delete data, create new user accounts, and potentially establish persistent backdoors within the network infrastructure. The attack vector through TCP port 6080 makes this vulnerability particularly dangerous in enterprise environments where messaging servers are often exposed to external networks, and the lack of authentication requirements for the affected service increases the attack surface. Organizations using BigAnt Messenger 2.2 may experience unauthorized access to sensitive communications, potential data breaches, and disruption of business continuity due to the compromised messaging infrastructure.
Mitigation strategies for CVE-2008-1914 should focus on immediate patching of the vulnerable BigAnt Messenger 2.2 software to address the buffer overflow condition in AntServer.exe. Organizations should implement network segmentation to restrict access to TCP port 6080, particularly by blocking external access to the messaging server and limiting internal access to authorized personnel only. Network-based intrusion detection systems should be configured to monitor for suspicious URI patterns that may indicate exploitation attempts, while firewall rules should be enforced to prevent unauthorized connections to the affected service. Additionally, system administrators should conduct thorough vulnerability assessments of all messaging infrastructure components and implement proper input validation controls to prevent similar issues in other applications. The vulnerability aligns with CWE-121 stack-based buffer overflow classification and represents a technique commonly associated with attack patterns in the MITRE ATT&CK framework under the execution and privilege escalation domains, emphasizing the need for comprehensive security measures to protect enterprise communication platforms.