cve/2019/CVE-2019-0196.md

### [CVE-2019-0196](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2019-0196)
![](https://img.shields.io/static/v1?label=Product&message=Apache%20HTTP%20Server&color=blue)
![](https://img.shields.io/static/v1?label=Version&message=n%2Fa&color=blue)
![](https://img.shields.io/static/v1?label=Vulnerability&message=mod_http2%2C%20read-after-free%20on%20a%20string%20compare&color=brighgreen)

### Description

A vulnerability was found in Apache HTTP Server 2.4.17 to 2.4.38. Using fuzzed network input, the http/2 request handling could be made to access freed memory in string comparison when determining the method of a request and thus process the request incorrectly.

### POC

#### Reference
- https://hackerone.com/reports/527042
- https://www.oracle.com/security-alerts/cpuapr2020.html
- https://www.oracle.com/technetwork/security-advisory/cpuoct2019-5072832.html

#### Github
- https://github.com/ARPSyndicate/cvemon
- https://github.com/PawanKumarPandit/Shodan-nrich
- https://github.com/RClueX/Hackerone-Reports
- https://github.com/RoseSecurity-Research/Red-Teaming-TTPs
- https://github.com/RoseSecurity/Red-Teaming-TTPs
- https://github.com/Solhack/Team_CSI_platform
- https://github.com/Xorlent/Red-Teaming-TTPs
- https://github.com/austin-lai/External-Penetration-Testing-Holo-Corporate-Network-TryHackMe-Holo-Network
- https://github.com/bioly230/THM_Skynet
- https://github.com/imhunterand/hackerone-publicy-disclosed
- https://github.com/jdryan1217/Pen-Test-Report
- https://github.com/retr0-13/nrich
- https://github.com/rmtec/modeswitcher
- https://github.com/starnightcyber/vul-info-collect
- https://github.com/vshaliii/Basic-Pentesting-2-Vulnhub-Walkthrough
- https://github.com/vshaliii/DC-3-Vulnhub-Walkthrough
- https://github.com/vshaliii/Funbox2-rookie
- https://github.com/vshaliii/Vegeta1-Vulhub-Walkthrough