CVE-2021-20022

Summary

CVECVE-2021-20022
StatePUBLIC
Assigner[email protected]
Source PriorityCVE Program / NVD first with legacy fallback
Published2021-04-09 18:15:00 UTC
Updated2021-04-14 15:27:00 UTC
DescriptionSonicWall Email Security version 10.0.9.x contains a vulnerability that allows a post-authenticated attacker to upload an arbitrary file to the remote host.

Risk And Classification

EPSS: 0.165090000 probability, percentile 0.966600000 (date 2026-07-22)

CISA KEV: Listed on 2021-11-03; due 2021-11-17; ransomware use Known

Problem Types: CWE-434

CISA Known Exploited Vulnerability

VendorSonicWall
ProductSonicWall Email Security
NameSonicWall Email Security Unrestricted Upload of File Vulnerability
Required ActionApply updates per vendor instructions.
Noteshttps://nvd.nist.gov/vuln/detail/CVE-2021-20022

NVD Known Affected Configurations (CPE 2.3)

TypeVendorProductVersionUpdateEditionLanguage
Application Sonicwall Email Security All All All All
Application Sonicwall Hosted Email Security All All All All

References

ReferenceSourceLinkTags
Security Advisory CONFIRM psirt.global.sonicwall.com
CVE Program record CVE.ORG www.cve.org canonical
NVD vulnerability detail NVD nvd.nist.gov canonical, analysis
CISA Known Exploited Vulnerabilities catalog CISA www.cisa.gov kev

Legacy QID Mappings

  • 730399 SonicWall On-Premise Email Security Multiple Security Vulnerabilities (SNWLID-2021-0007,SNWLID-2021-0008)

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