CVEs-PoC/2018/CVE-2018-1000027.md

CVE-2018-1000027

Description

The Squid Software Foundation Squid HTTP Caching Proxy version prior to version 4.0.23 contains a NULL Pointer Dereference vulnerability in HTTP Response X-Forwarded-For header processing that can result in Denial of Service to all clients of the proxy. This attack appear to be exploitable via Remote HTTP server responding with an X-Forwarded-For header to certain types of HTTP request. This vulnerability appears to have been fixed in 4.0.23 and later.

POC

Reference

• https://usn.ubuntu.com/3557-1/

Github

• https://github.com/ARPSyndicate/cvemon
• https://github.com/andir/nixos-issue-db-example