CVE-2021-20022
KEV · RansomwareSonicWall Email Security Unrestricted Upload of File Vulnerability
View CVE record →- Vendor / Project
- SonicWall
- Product
- SonicWall Email Security
- Date added
- Nov 3, 2021
- Due date
- Nov 17, 2021
- Known ransomware use
- Known
- CWEs
- CWE-434
Description
SonicWall Email Security contains an unrestricted upload of file with dangerous type vulnerability that allows a post-authenticated attacker to upload a file to the remote host. This vulnerability has known usage in a SonicWall Email Security exploit chain along with CVE-2021-20021 and CVE-2021-20023 to achieve privilege escalation.
Required action
Apply updates per vendor instructions.