CVE-2021-20034

CriticalCVSS 9.1/10Last modified Jun 17, 2026

Description

An improper access control vulnerability in SMA100 allows a remote unauthenticated attacker to bypass the path traversal checks and delete an arbitrary file potentially resulting in a reboot to factory default settings.

Metrics

CVSS 3.1 9.1/10CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:H

Weakness enumeration

CWE-284 CWE-22

Affected software

Vendor	Product	Versions
SonicWall	SMA100	9.0.0.10-28sv and earlier; 10.2.0.7-34sv and earlier; 10.2.1.0-17sv and earlier

References

http://packetstormsecurity.com/files/164564/SonicWall-SMA-10.2.1.0-17sv-Password-Reset.htmlExploit, Third Party Advisory, VDB Entry
https://psirt.global.sonicwall.com/vuln-detail/SNWLID-2021-0021Vendor Advisory
http://packetstormsecurity.com/files/164564/SonicWall-SMA-10.2.1.0-17sv-Password-Reset.htmlExploit, Third Party Advisory, VDB Entry
https://psirt.global.sonicwall.com/vuln-detail/SNWLID-2021-0021Vendor Advisory

Timeline

Published: Sep 27, 2021
Last modified: Jun 17, 2026
NVD status: Modified

Related CVEs from 2021

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