CVE-2021-20042

CRITICAL

9.8

Description

An unauthenticated remote attacker can use SMA 100 as an unintended proxy or intermediary undetectable proxy to bypass firewall rules. This vulnerability affected SMA 200, 210, 400, 410 and 500v appliances.

CVE Details

CVSS v3.1 Score9.8

SeverityCRITICAL

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

Attack VectorNETWORK

ComplexityLOW

Privileges RequiredNONE

User InteractionNONE

Published12/8/2021

Last Modified11/21/2024

Sourcenvd

Honeypot Sightings0

Affected Products

sonicwall:sma_200sonicwall:sma_200_firmwaresonicwall:sma_210sonicwall:sma_210_firmwaresonicwall:sma_400sonicwall:sma_400_firmwaresonicwall:sma_410sonicwall:sma_410_firmwaresonicwall:sma_500vsonicwall:sma_500v_firmware

Weaknesses (CWE)

CWE-441

References

https://psirt.global.sonicwall.com/vuln-detail/SNWLID-2021-0026(PSIRT@sonicwall.com)

https://psirt.global.sonicwall.com/vuln-detail/SNWLID-2021-0026(af854a3a-2127-422b-91ae-364da2661108)

IOC Correlations

No correlations recorded

This product uses data from the NVD API but is not endorsed or certified by the NVD.