SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityModified

CVE-2021-20020

A command execution vulnerability in SonicWall GMS 9.3 allows a remote unauthenticated attacker to locally escalate privilege to root.

CRITICAL 9.8EPSS 3.73%

Does this matter?

High impact if exploited, but EPSS currently rates exploitation as unlikely (3.73%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.

Description

A command execution vulnerability in SonicWall GMS 9.3 allows a remote unauthenticated attacker to locally escalate privilege to root.

CVSS 3.1
9.8 CRITICALCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
EPSS
3.73% probability · 89th percentile
CISA KEV
Not listed
Weakness
CWE-287
Affected
sonicwall/global management system
Source
PSIRT@sonicwall.com

Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.