CVE-2023-35721: NETGEAR Multiple Routers curl_post Improper Certificate Validation Remote Code Execution Vulnerability
NETGEAR Multiple Routers curlpost Improper Certificate Validation Remote Code Execution Vulnerability. This vulnerability allows network-adjacent attackers to compromise the integrity of downloaded information on affected installations of multiple NETGEAR routers. Authentication is not required to exploit this vulnerability.
The specific flaw exists within the update functionality, which operates over HTTPS. The issue results from the lack of proper validation of the certificate presented by the server. An attacker can leverage this in conjunction with other vulnerabilities to execute arbitrary code in the context of root. Was ZDI-CAN-19981.
Affected Software
Event History
Frequently Asked Questions
What is the severity of CVE-2023-35721?
CVE-2023-35721 has been assigned a high severity rating due to its potential for remote code execution.
How do I fix CVE-2023-35721?
Fixing CVE-2023-35721 involves applying the latest firmware updates provided by NETGEAR for affected routers.
Who is affected by CVE-2023-35721?
CVE-2023-35721 affects various models of NETGEAR routers with the improper certificate validation vulnerability.
What types of attacks can exploit CVE-2023-35721?
Exploitation of CVE-2023-35721 allows network-adjacent attackers to compromise the integrity of downloaded information.
Is CVE-2023-35721 easily exploitable?
CVE-2023-35721 may be easily exploitable by attackers with access to the local network.