CVE-2020-5135
CISA KEV RANSOMWARE
ACT NOW
Priority: 0.00
BB Relevance:
0/100
Published: N/A
Modified: N/A
First seen: 2026-10-29
Status: pending_score
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.
CISA Known Exploited Vulnerability
Vendor / Product
SonicWall — SonicOS
Date Added
2022-03-15
Remediation Due
2022-04-05
Ransomware Use
CONFIRMED
https://nvd.nist.gov/vuln/detail/CVE-2020-5135