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CVE-2021-20021
CVE
Critical KEVConfirmedExploit available

A vulnerability in the SonicWall Email Security version 10.0.9.x allows an attacker to create an administrative account by sending a crafte…

CVSS
9.8
Critical
EPSS
0.83
p99
Published
2021-01-01
Updated
2021-11-03
Description

A vulnerability in the SonicWall Email Security version 10.0.9.x allows an attacker to create an administrative account by sending a crafted HTTP request to the remote host.

Tags · CWE
KEVPre-auth
CWE-269
CAPEC-58
CAPEC-122
CAPEC-233
Affected products
Email_security_virtual_appliance < 10.0.9.6105Hosted_email_security < 10.0.9.6103
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Timeline
2021-01-01
Published
2021-11-03
Added to KEV
2021-11-03
Updated
CVSS 3.1 breakdown
Attack Vector
AV: N
Network (N)
Attack Complexity
AC: L
Low (L)
Privileges Required
PR: N
None (N)
User Interaction
UI: N
None (N)
Scope
S: U
Unchanged (U)
Confidentiality Impact
C: H
High (H)
Integrity Impact
I: H
High (H)
Availability Impact
A: H
High (H)
Exploit indicators
EPSS
0.834 · p99
Known exploited (KEV)
Yes
MITRE ATT&CK
Inferred via CAPEC
└ via CAPEC-122 · CWE-269
Known exploits — Сканер-ВС
CVE-2021-20021
github-poc · https://github.com/SUPRAAA-1337/CVE-2021-20021
Enterprise
Affected products
ProductVendorStatus
email_security*Exploited
email_security_appliance_3300_firmware*Exploited
email_security_appliance_4300_firmware*Exploited
email_security_appliance_5000_firmware*Exploited
email_security_appliance_5050_firmware*Exploited
email_security_appliance_7000_firmware*Exploited
email_security_appliance_7050_firmware*Exploited
email_security_appliance_8300_firmware*Exploited
email_security_appliance_9000_firmware*Exploited
email_security_virtual_appliance*Exploited
hosted_email_security*Exploited
Source databases
CVE
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