Cisco Security Advisory
-
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.
-
To learn about Cisco security vulnerability disclosure policies and publications, see the Security Vulnerability Policy. This document also contains instructions for obtaining fixed software and receiving security vulnerability information from Cisco.
-
Show LessVersion Description Section Status Date 1.0 Initial public release. — Final 2021-OCT-07
-
THIS DOCUMENT IS PROVIDED ON AN "AS IS" BASIS AND DOES NOT IMPLY ANY KIND OF GUARANTEE OR WARRANTY, INCLUDING THE WARRANTIES OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR USE. YOUR USE OF THE INFORMATION ON THE DOCUMENT OR MATERIALS LINKED FROM THE DOCUMENT IS AT YOUR OWN RISK. CISCO RESERVES THE RIGHT TO CHANGE OR UPDATE THIS DOCUMENT AT ANY TIME.
A standalone copy or paraphrase of the text of this document that omits the distribution URL is an uncontrolled copy and may lack important information or contain factual errors. The information in this document is intended for end users of Cisco products.