CVE-2022-43392

Name of the Vulnerable Software and Affected Versions Zyxel NR7101 firmware prior to V1.15(ACCC.3)C0

Description The issue is related to a buffer overflow vulnerability in the parameter of the web server, which occurs due to the lack of input size validation. This could allow a remote attacker to cause denial-of-service (DoS) conditions by sending a crafted authorization request. The vulnerability is associated with the web server's handling of parameters, and exploitation can lead to service disruption.

Recommendations For Zyxel NR7101 firmware prior to V1.15(ACCC.3)C0, update to version V1.15(ACCC.3)C0 or later to resolve the issue. As a temporary workaround, consider restricting access to the web server or disabling the vulnerable parameter to minimize the risk of exploitation.