CVE-2006-3792 in UFO2000
Summary
by MITRE
SQL injection vulnerability in ServerClientUfo::recv_packet in server_protocol.cpp in UFO2000 svn 1057 allows remote attackers to execute arbitrary SQL commands via unspecified vectors involving the packet.c_str function.
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Analysis
by VulDB Data Team • 07/16/2019
The vulnerability identified as CVE-2006-3792 represents a critical SQL injection flaw within the UFO2000 game server software, specifically within the ServerClientUfo::recv_packet function located in server_protocol.cpp at revision 1057 of the svn repository. This vulnerability exists in the handling of network packets received by the game server, creating a pathway for malicious actors to inject arbitrary SQL commands into the underlying database system. The flaw is particularly dangerous because it operates at the protocol level where user input is processed, making it a direct vector for database compromise.
The technical implementation of this vulnerability stems from inadequate input validation and sanitization within the packet processing mechanism. When the server receives network packets through the packet.c_str function, the data is not properly escaped or parameterized before being incorporated into SQL queries. This allows attackers to craft malicious packets that contain SQL payload elements which are then executed by the database engine. The vulnerability is classified under CWE-89, which specifically addresses SQL injection flaws where untrusted data is directly incorporated into SQL command strings without proper sanitization mechanisms.
The operational impact of this vulnerability extends far beyond simple data theft, as it provides attackers with complete control over the affected database system. Remote attackers can execute arbitrary SQL commands including but not limited to data extraction, modification, deletion, and potentially even privilege escalation within the database environment. The implications are severe for game server administrators as compromised databases may contain player information, game state data, server configurations, and potentially sensitive operational details. This vulnerability directly aligns with ATT&CK technique T1190, which covers exploitation of remote services through SQL injection attacks, and T1071.004, covering application layer protocols involving database communication.
Mitigation strategies for this vulnerability must address both immediate remediation and long-term architectural improvements. The most direct fix involves implementing proper parameterized queries or prepared statements throughout the server_protocol.cpp codebase, ensuring that all user-provided data is properly escaped or parameterized before database interaction. Additionally, input validation should be strengthened at the packet processing level to reject malformed or suspicious data patterns that could indicate SQL injection attempts. Network-level protections including firewall rules and intrusion detection systems should be configured to monitor for unusual database traffic patterns. The fix should also incorporate proper error handling to prevent information leakage from database errors, as detailed in CWE-209, which addresses issues related to error handling that could reveal sensitive information to attackers. Organizations should also consider implementing database activity monitoring and regular security audits to detect and prevent similar vulnerabilities in other components of their gaming infrastructure.