CVE-2021-20024

high

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.

References

https://psirt.global.sonicwall.com/vuln-detail/SNWLID-2021-0011

Details

Source: Mitre, NVD

Published: 2021-07-09

Updated: 2026-06-17

Risk Information

CVSS v2

Base Score: 6.8

Vector: CVSS2#AV:A/AC:L/Au:N/C:P/I:N/A:C

Severity: Medium

CVSS v3

Base Score: 8.1

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

Severity: High

EPSS

EPSS: 0.00076