Firetruck

CVE-2020-5135

KEV · Ransomware
Updated Oct 21, 2025 · PUBLISHED
View KEV entry →

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.

Full record on cve.org →

Affected packages

PackageVendor / ProductVersion rangeStatus
SonicOSSonicWall / SonicOSSonicOS 6.0.5.3-93o and earlieraffected
SonicOSSonicWall / SonicOSSonicOS 6.5.1.11-4n and earlieraffected
SonicOSSonicWall / SonicOSSonicOS 6.5.4.7-79n and earlieraffected
SonicOSSonicWall / SonicOSSonicOS 7.0.0.0-1affected
SonicOSSonicWall / SonicOSSonicOSv 6.5.4.4-44v-21-794 and earlieraffected