168 vulnerabilities classified as CWE-755 (对异常条件的处理不恰当). AI Chinese analysis included.
CWE-755 represents a critical software weakness where applications fail to properly manage unexpected or exceptional runtime conditions, such as network timeouts, resource exhaustion, or invalid input states. This flaw typically allows attackers to exploit the lack of robust error handling by triggering specific exceptions that cause the system to crash, leak sensitive internal stack traces, or enter an unstable state. By carefully crafting inputs that induce these exceptional conditions, adversaries can achieve denial of service or potentially escalate privileges if the application behaves unpredictably during failure recovery. To mitigate this risk, developers must implement comprehensive exception handling mechanisms that validate inputs, ensure graceful degradation, and log errors securely without exposing internal details. Utilizing defensive programming practices and rigorous testing ensures that the software remains stable and secure even when encountering unforeseen operational anomalies.
protected void doPost (HttpServletRequest req, HttpServletResponse res) throws IOException { String ip = req.getRemoteAddr(); InetAddress addr = InetAddress.getByName(ip); ... out.println("hello " + addr.getHostName()); }foo=malloc(sizeof(char)); //the next line checks to see if malloc failed if (foo==NULL) { //We do nothing so we just ignore the error. }foo=malloc(sizeof(char)); //the next line checks to see if malloc failed if (foo==NULL) { printf("Malloc failed to allocate memory resources"); return -1; }Vulnerabilities classified as CWE-755 (对异常条件的处理不恰当) represent 168 CVEs. The CWE taxonomy describes the weakness; review individual CVEs for product-specific impact.