Detection-and-Mitigation-script-for-CVE-2021-42717

Detection-and-Mitigation-script-for-CVE-2021-42717 CVE-2021-42717 탐지 및 완화 스크립트 - JSON 파싱의 ModSecurity DoS 취약점 ModSecurity 3.x3.0.5는 과도하게 중첩된 JSON 객체를 잘못 처리합니다. 수만 단계 깊이로 중첩된 조작된 JSON 객체는 웹 서버가 정상적인 요청을 처리하지 못하게 만들 수 있습니다. 적당히 큰예: 300KB HTTP 요청조차도 제한된 NGINX 워커 프로세스 중 하나를 수 분 동안 점유하여 머신에서 사용 가능한 CP...

CVE-2025-53864

CVE-2025-53864 is described as a denial of service vulnerability in Nimbus JOSE + JWT where a deeply nested JSON object in a JWT claim set can trigger uncontrolled recursion. IBM security notices cite affected product lines and versions, for example IBM API Connect (OnPrem) v12.1.0.0 and Jazz Fou...

CVE-2021-42717: Uncontrolled Recursion

ModSecurity 3.x through 3.0.5 mishandles excessively nested JSON objects. Crafted JSON objects with nesting tens-of-thousands deep could result in the web server being unable to service legitimate requests. Even a moderately large e.g., 300KB HTTP request can occupy one of the limited NGINX worke...