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CVE-2020-11993

Description

Apache HTTP Server versions 2.4.20 to 2.4.43 When trace/debug was enabled for the HTTP/2 module and on certain traffic edge patterns, logging statements were made on the wrong connection, causing concurrent use of memory pools. Configuring the LogLevel of mod_http2 above "info" will mitigate this vulnerability for unpatched servers.

POC

Reference

- http://packetstormsecurity.com/files/160393/Apache-2-HTTP2-Module-Concurrent-Pool-Usage.html

- https://www.oracle.com/security-alerts/cpujan2021.html

- https://www.oracle.com/security-alerts/cpuoct2020.html

Github

- https://github.com/20142995/nuclei-templates

- https://github.com/ARPSyndicate/cve-scores

- https://github.com/ARPSyndicate/cvemon

- https://github.com/Aju34807/vulnsight

- https://github.com/Dheia/sc-main

- https://github.com/Samaritin/OSINT

- https://github.com/Solhack/Team_CSI_platform

- https://github.com/Totes5706/TotesHTB

- https://github.com/austin-lai/External-Penetration-Testing-Holo-Corporate-Network-TryHackMe-Holo-Network

- https://github.com/cyb3r-w0lf/nuclei-template-collection

- https://github.com/rmtec/modeswitcher

- https://github.com/vshaliii/Funbox2-rookie

- https://github.com/vshaliii/Vegeta1-Vulhub-Walkthrough