CVE-2021-20023

🗓️ 20 Apr 2021 11:55:13Reported by sonicwallType

cve🔗 web.nvd.nist.gov📰️ 1 Media mentions👁 1143 Views

SonicWall Email Security version 10.0.9.x vulnerability for arbitrary file rea

Reporter	Title	Published	Views	Family All 25
attackerkb	CVE-2021-20023	20 Apr 202100:00	–	attackerkb
BDU FSTEC	SonicWall Email Security Path Traversal	5 May 202100:00	–	bdu_fstec
BDU FSTEC	SonicWall Email Security Path Traversal	20 Dec 202100:00	–	bdu_fstec
Circl	CVE-2021-20023	21 Apr 202101:32	–	circl
CISA KEV Catalog	SonicWall Email Security Path Traversal Vulnerability	3 Nov 202100:00	–	cisa_kev
CISA	SonicWall Releases Patches for Email Security Products	21 Apr 202100:00	–	cisa
CNNVD	Sonicwall On-premise Email Path Traversal Vulnerability	20 Apr 202100:00	–	cnnvd
CNVD	Sonicwall On-premise Email Path Traversal Vulnerability	22 Apr 202100:00	–	cnvd
Check Point Advisories	SonicWall Email Security Directory Traversal (CVE-2021-20023)	16 Jan 202200:00	–	checkpoint_advisories
Cvelist	CVE-2021-20023	20 Apr 202111:55	–	cvelist

NVD

Vulners

Node

AND

sonicwall email_securityRange<10.0.9.6173

microsoft windowsMatch-

Node

AND

sonicwall email_security_appliance_9000_firmwareRange<10.0.9.6177

sonicwall email_security_appliance_9000Match-

Node

AND

sonicwall email_security_appliance_3300_firmwareRange<10.0.9.6177

sonicwall email_security_appliance_3300Match-

Node

AND

sonicwall email_security_appliance_4300_firmwareRange<10.0.9.6177

sonicwall email_security_appliance_4300Match-

Node

AND

sonicwall email_security_appliance_8300_firmwareRange<10.0.9.6177

sonicwall email_security_appliance_8300Match-

Node

AND

sonicwall email_security_appliance_5000_firmwareRange<10.0.9.6177

sonicwall email_security_appliance_5000Match-

Node

AND

sonicwall email_security_appliance_7000_firmwareRange<10.0.9.6177

sonicwall email_security_appliance_7000Match-

Node

AND

sonicwall email_security_appliance_5050_firmwareRange<10.0.9.6177

sonicwall email_security_appliance_5050Match-

Node

AND

sonicwall email_security_appliance_7050_firmwareRange<10.0.9.6177

sonicwall email_security_appliance_7050Match-

Node

sonicwall email_security_virtual_applianceRange<10.0.9.6177

sonicwall hosted_email_securityRange<10.0.9.6173

[
  {
    "product": "Email Security",
    "vendor": "SonicWall",
    "versions": [
      {
        "status": "affected",
        "version": "10.0.9 and earlier"
      }
    ]
  }
]

Source	Link
psirt	www.psirt.global.sonicwall.com/vuln-detail/SNWLID-2021-0010
cisa	www.cisa.gov/known-exploited-vulnerabilities-catalog

01 Oct 2026 21:17Current

6.9Medium risk

Vulners AI Score6.9

CVSS 24

CVSS 3.14.9

EPSS0.51689

SSVC