GCP ESPv2 Hit with Critical API Authorization Bypass CVE-2023-30845

This post delves into a very impactful JWT Authentication Bypass vulnerability CVE-2023-30845 found in ESP-v2, an open-source service proxy that provides API management capabilities using Google Service Infrastructure. This vulnerability allows malicious API clients to bypass JWT authentication...

CVE-2023-30845 ESPv2 vulnerable to JWT authentication bypass via `X-HTTP-Method-Override` header

ESPv2 is a service proxy that provides API management capabilities using Google Service Infrastructure. ESPv2 2.20.0 through 2.42.0 contains an authentication bypass vulnerability. API clients can craft a malicious X-HTTP-Method-Override header value to bypass JWT authentication in specific cases...

CVE-2023-30845 ESPv2 vulnerable to JWT authentication bypass via `X-HTTP-Method-Override` header

ESPv2 is a service proxy that provides API management capabilities using Google Service Infrastructure. ESPv2 2.20.0 through 2.42.0 contains an authentication bypass vulnerability. API clients can craft a malicious X-HTTP-Method-Override header value to bypass JWT authentication in specific cases...