CVE-2021-40346-POC

CVE-2021-40346 integer overflow enables http smuggling

Integer overflow leading to HTTP request smuggling

Chinese analysis: HAProxy Request Smuggling Vulnerability (CVE-2021-40346) Analysis

Reference: https://jfrog.com/blog/critical-vulnerability-in-haproxy-cve-2021-40346-integer-overflow-enables-http-smuggling/

Build

git clone https://github.com/donky16/CVE-2021-40346-POC.git
cd CVE-2021-40346-POC 
docker-compose build 
docker-compose up -d

Exploit