Detections
Analytics
CVE-2020-5135
critical
Description
A buffer overflow vulnerability in SonicOS allows a remote attacker to cause Denial of Service (DoS) and potentially execute arbitrary code by sending a malicious request to the firewall. This vulnerability affected SonicOS Gen 6 version 6.5.4.7, 6.5.1.12, 6.0.5.3, SonicOSv 6.5.4.v and Gen 7 version 7.0.0.0.
From the Tenable Blog
CVE-2021-20019: SonicWall Fixes Incomplete Patch for CVE-2020-5135
Published: 2021-06-23
SonicWall issues a new advisory and CVE identifier to address an incomplete fix for CVE-2020-5135.
CVE-2020-5135: Critical SonicWall VPN Portal Stack-based Buffer Overflow Vulnerability
Published: 2020-10-15
Researchers disclose a critical pre-authentication vulnerability in the SonicWall VPN Portal that is easily exploitable.