CVE-2000-0287 in Technology BizDB
Summary
by MITRE
The BizDB CGI script bizdb-search.cgi allows remote attackers to execute arbitrary commands via shell metacharacters in the dbname parameter.
If you want to get the best quality for vulnerability data then you always have to consider VulDB.
Analysis
by VulDB Data Team • 10/17/2025
The vulnerability identified as CVE-2000-0287 resides within the BizDB CGI script known as bizdb-search.cgi which operates as a web-based database search interface. This particular implementation suffers from a critical command injection flaw that allows remote attackers to execute arbitrary system commands on the affected server. The vulnerability stems from inadequate input validation and sanitization within the dbname parameter processing logic, creating an environment where maliciously crafted input can be interpreted and executed as shell commands by the underlying operating system.
This security flaw represents a classic command injection vulnerability that maps to CWE-77 within the Common Weakness Enumeration framework, specifically categorized as improper neutralization of special elements used in a command. The vulnerability allows attackers to manipulate the dbname parameter through shell metacharacters such as semicolons, ampersands, or backticks which are interpreted by the shell as command separators or operators. When these metacharacters are embedded within the dbname parameter, they enable the execution of arbitrary commands with the privileges of the web server process, potentially compromising the entire server environment.
The operational impact of this vulnerability extends beyond simple unauthorized command execution, as it provides attackers with a potential foothold for further system compromise. An attacker could leverage this vulnerability to gain access to sensitive data, modify database content, install backdoors, or even escalate privileges to system administrator level access depending on the web server configuration and underlying operating system permissions. The remote nature of the attack means that exploitation can occur from anywhere on the internet without requiring local access or authentication, making this vulnerability particularly dangerous for publicly accessible web applications.
Mitigation strategies for CVE-2000-0287 should focus on implementing proper input validation and sanitization techniques to prevent the injection of shell metacharacters into the dbname parameter. The recommended approach includes implementing strict parameter validation that filters out or escapes special shell characters before processing user input. Additionally, the web application should be configured to run with minimal required privileges, and the use of system command execution functions should be eliminated or strictly controlled. Organizations should also consider implementing web application firewalls and input sanitization libraries to provide additional layers of protection. The vulnerability aligns with several ATT&CK techniques including T1059.001 for command and script interpreter and T1068 for exploit for privilege escalation, making it a significant concern for cybersecurity defenses. Regular security assessments and code reviews should be conducted to identify similar injection vulnerabilities in other CGI scripts or web applications that may be susceptible to the same class of attack.