CVE-2021-20034
Improper Access Control
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.
Official description from the CVE record, published by sonicwall. Copyright © 1999-2026 The MITRE Corporation. See /security/cve/legal for the CVE license. View the record on cve.org
Key data
EPSS
Exploit Prediction Scoring System by FIRST: an estimate of the probability that exploitation activity will be observed in the next 30 days.
- Score
- 0.81831 (81.8% probability)
- Percentile
- 99.7%
- Scores of
- Nov 10, 2026
- Model
- v2026.06.15
Weakness (CWE)
CWE catalog version 5.0.
CWE names: Copyright © 2006-2026, The MITRE Corporation. See /security/cve/legal for the CWE license.
- CWE-284Improper Access Control
Affected products
Products listed in the CVE record, as the CNA published them.
SonicWall SMA100
- affected: 9.0.0.10-28sv and earlier
- affected: 10.2.0.7-34sv and earlier
- affected: 10.2.1.0-17sv and earlier
References
Links listed in the CVE record. They lead to other sites, which CubePath does not control.
Timeline
- ID reserved
- Record published
- Record last updated
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About CubePath
CubePath is a cloud provider with data centers in Europe and the United States. It offers VPS, bare metal servers and DDoS protection.
Data from the CVE Program (MITRE), CISA KEV and FIRST EPSS. CVSS is owned by FIRST and used by permission. Not affiliated with or endorsed by MITRE, CISA or FIRST. Data as of Nov 10, 2026, 19:52 UTC. Sources and licenses