Cybersecurity Alerts

Actively Exploited Vulnerabilities

← Back to Cybersecurity Alerts

CVE-2021-20021

SonicWall | SonicWall Email SecurityAdded 2021-11-03Remediation Deadline 2021-11-17Active Ransomware Campaign

SonicWall Email Security Improper Privilege Management Vulnerability

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.

Required Action

Apply updates per vendor instructions.

Weakness Classification

CWE-306

References