CVE-2021-20038
CVSS 3.1 Score 9.8 of 10 (high)
Details
Summary
CVE-2021-20038 is a stack-based buffer overflow vulnerability that affects the SMA100 Apache httpd server's mod_cgi module environment variables. This vulnerability allows a remote unauthenticated attacker to potentially execute code as a 'nobody' user in the affected appliances. The impacted products include SMA 200, 210, 400, 410, and 500v appliances with firmware versions 10.2.0.8-37sv, 10.2.1.1-19sv, 10.2.1.2-24sv, and earlier versions. To remediate this vulnerability, users should update their firmware to the latest version provided by SonicWall. The potential danger posed by this vulnerability is significant, as it could allow attackers to gain unauthorized access and potentially take control of the affected systems, leading to data breaches or other malicious activities within an organization's network infrastructure.
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