On October 5, 2021 and October 7, 2021, the Apache Software Foundation released two security announcements for the Apache HTTP Server that disclosed the following vulnerabilities:
CVE-2021-41524: Null Pointer Dereference Vulnerability
CVE-2021-41773: Path Traversal and Remote Code Execution Vulnerability
CVE-2021-42013: Path Traversal and Remote Code Execution in Apache HTTP Server 2.4.49 and 2.4.50 (incomplete fix of CVE-2021-41773)
For descriptions of these vulnerabilities, see the Apache Security Announcement. For additional information, see the Cisco TALOS blog post, Threat Advisory: Apache HTTP Server zero-day vulnerability opens door for attackers.
Cisco investigated its product line and concluded that no Cisco products are affected by these vulnerabilities.
Security Impact Rating: Informational
Source:: Cisco Security Advisories