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High-risk vulnerability digests

CVE-2021-20021

  • KEV
  • Ransomware

SonicWall Email Security Improper Privilege Management Vulnerability

Details

CISA date
2021-11-03
Affected versions
SonicWall Email Security
Summary
SonicWall Email Security contains an improper privilege management vulnerability that allows an attacker to create an administrative account by sending a crafted HTTP request to the remote host. This vulnerability has known usage in a SonicWall Email Security exploit chain along with CVE-2021-20022 and CVE-2021-20023 to achieve privilege escalation.
Remediation
Apply updates per vendor instructions.
Exploit info
No exploit-tagged NVD references in our cache; see the CISA KEV link below.

View on NVD  ·  CISA KEV catalog

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Information is aggregated from multiple authoritative sources for convenience; verify with NVD and vendors before operational decisions.