SonicWall Email Security Unrestricted Upload of File Vulnerability

Added Nov. 3, 2021 • Due Nov. 17, 2021 • CVE-2021-20022

Overdue SonicWall / SonicWall Email Security Known Ransomware Use 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.

References

https://nvd.nist.gov/vuln/detail/CVE-2021-20022

Additional Information

Catalog Version: 2025.01.24
Catalog Released: Jan. 24, 2025
Days Until Due: 0 days
Last Updated: 6 months, 4 weeks ago