by Kastro
Paper/Archive/CVE-2021-20021

CVE-2021-20021

SonicWall Email Security — SonicWall Email Security Improper Privilege Management Vulnerability

KEV · due 17 Novransomware useEPSS 89%public exploitSSVC actCVSS 9.8
critical.is priorityof 100
99
CVSS 9.8 (ADP)9.8 / 10 × 3029.4In CISA KEV+3030.0EPSS percentile 99.8.998 × 2020.0Exploit: SSVC active+1010.0SSVC exploitation: active+1010.0
Description · from the CVE record

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.

Affected

ProductAffectedFixed inSource
Email Security10.0.9 and earlier–CNA

Scores by source

CISA ADP9.8CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CISA ADPSSVCExploitation: active · Automatable: yes · Technical impact: total

References

refpsirt.global.sonicwall.com/vuln-detail/SNWLID-2021-0007refcisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2021-20021kevcisa.gov/known-exploited-vulnerabilities-catalog