CVE-2021-20024

HighCVSS 8.1/10Last modified Jun 17, 2026

Description

Multiple Out-of-Bound read vulnerability in SonicWall Switch when handling LLDP Protocol allows an attacker to cause a system instability or potentially read sensitive information from the memory locations.

Metrics

CVSS 3.1 8.1/10CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H

Weakness enumeration

CWE-125

Affected software

No affected versions have been published.

Timeline

Published: Jul 9, 2021
Last modified: Jun 17, 2026
NVD status: Modified

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