In Apache HTTP Server versions 2.4.41 to 2.4.46, mod_proxy_http can be made to crash (NULL pointer dereference) with specially crafted requests using both Content-Length and Transfer-Encoding headers, leading to a Denial of Service.
In Apache HTTP Server versions 2.4.41 to 2.4.46, mod_proxy_http can be made to crash (NULL pointer dereference) with specially crafted requests using both Content-Length and Transfer-Encoding headers, leading to a Denial of Service.
https://httpd.apache.org/security/vulnerabilities_24.html#CVE-2020-13950