Critical severity9.1NVD Advisory· Published Sep 27, 2021· Updated Jun 17, 2026

CVE-2021-20034

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.

AI Insight

LLM-synthesized narrative grounded in this CVE's description and references.

Affected products

SonicWall/SMA100llm-fuzzy2 versions
(expand)+ 1 more
- (no CPE)
- (no CPE)range: 9.0.0.10-28sv and earlier

Patches

Vulnerability mechanics

References

packetstormsecurity.com/files/164564/SonicWall-SMA-10.2.1.0-17sv-Password-Reset.htmlnvdExploitThird Party AdvisoryVDB Entry
psirt.global.sonicwall.com/vuln-detail/SNWLID-2021-0021nvdVendor Advisory

News mentions

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epss	0.065
exploit	0.030
kev	0.000
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ransomware	0.000