KLA12365
Multiple vulnerabilities in Apache HTTP Server

Multiple vulnerabilities were found in Apache HTTP Server. Malicious users can exploit these vulnerabilities to cause denial of service, bypass security restrictions, obtain sensitive information, execute arbitrary code.

Below is a complete list of vulnerabilities:

1. Denial of service vulnerability in mod_http2 can be exploited via special crafted request to cause denial of service.
2. Security bypass vulnerability in mod_ssl can be exploited to bypass security restrictions.
3. Information disclosure vulnerability in URL normalization can be exploited to obtain sensitive information.
4. Code execution vulnerability in less-privileged child processes or threads can be exploited to execute arbitrary code.
5. Use after free vulnerability in mod_http2 can be exploited to cause denial of service.
6. Security bypass vulnerability in mod_auth_digest can be exploited to bypass security restrictions.

The following public exploits exists for this vulnerability:

https://www.exploit-db.com/exploits/46676

Apache HTTP Server earlier than 2.4.39

Update to the latest version
Download Apache HTTP Server