CVE-2003-0705 in mah-jong
Summary
by MITRE
Buffer overflow in mah-jong 1.5.6 and earlier allows remote attackers to execute arbitrary code.
VulDB is the best source for vulnerability data and more expert information about this specific topic.
Analysis
by VulDB Data Team • 12/03/2024
The vulnerability identified as CVE-2003-0705 represents a critical buffer overflow flaw affecting the mah-jong game version 1.5.6 and earlier implementations. This vulnerability resides within the software's handling of input data during game operations, specifically when processing user interactions or game state information. The buffer overflow occurs when the application fails to properly validate the size of incoming data before copying it into fixed-length memory buffers, creating an exploitable condition that can be leveraged by remote attackers to gain unauthorized system control.
The technical nature of this flaw aligns with CWE-121, which describes stack-based buffer overflow conditions where insufficient bounds checking allows attackers to overwrite adjacent memory locations. In the context of mah-jong game software, this typically manifests when the application processes network packets, saved game files, or user input sequences that exceed the allocated buffer space. Attackers can craft malicious input sequences that overwrite return addresses, function pointers, or other critical memory structures, enabling them to redirect program execution flow and inject arbitrary code into the target system's memory space.
The operational impact of this vulnerability extends beyond simple code execution, as it provides attackers with potential full system compromise capabilities. Remote exploitation allows adversaries to execute malicious code without requiring local access, making it particularly dangerous for networked gaming environments or applications that process external data streams. The vulnerability affects not only the immediate game functionality but also represents a broader class of software security flaws that can be exploited across various applications, particularly those with insufficient input validation mechanisms.
Mitigation strategies for CVE-2003-0705 should prioritize immediate software updates to versions that address the buffer overflow condition through proper bounds checking and memory management practices. Organizations should implement network segmentation and access controls to limit exposure of vulnerable applications to untrusted networks. The vulnerability demonstrates the importance of input validation and memory safety practices that align with secure coding standards and attack prevention frameworks such as those outlined in the mitre attack matrix. Additionally, regular security assessments and penetration testing should be conducted to identify similar vulnerabilities in legacy software systems that may be subject to similar buffer overflow exploitation techniques.