CVE-2021-20021

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.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTNIST
9.8 CRITICAL
NETWORK
LOW
NONE
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
sonicwallCNA
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CVEADP
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CISA-ADPADP
9.8 CRITICAL
NETWORK
LOW
NONE
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Base Score
CVSS 3.x
EPSS Score
Percentile: 99%
VendorProductVersion
sonicwallemail_security
𝑥
< 10.0.9.6103
sonicwallemail_security_appliance_9000_firmware
𝑥
< 10.0.9.6105
sonicwallemail_security_appliance_3300_firmware
𝑥
< 10.0.9.6105
sonicwallemail_security_appliance_4300_firmware
𝑥
< 10.0.9.6105
sonicwallemail_security_appliance_8300_firmware
𝑥
< 10.0.9.6105
sonicwallemail_security_appliance_5000_firmware
𝑥
< 10.0.9.6105
sonicwallemail_security_appliance_7000_firmware
𝑥
< 10.0.9.6105
sonicwallemail_security_appliance_5050_firmware
𝑥
< 10.0.9.6105
sonicwallemail_security_appliance_7050_firmware
𝑥
< 10.0.9.6105
sonicwallemail_security_virtual_appliance
𝑥
< 10.0.9.6105
sonicwallhosted_email_security
𝑥
< 10.0.9.6103
𝑥
= Vulnerable software versions
Common Weakness Enumeration
References
https://psirt.global.sonicwall.com/vuln-detail/SNWLID-2021-0007
https://psirt.global.sonicwall.com/vuln-detail/SNWLID-2021-0007
https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2021-20021