May 27, 2021, 11:30 a.m. PDT.
SonicWall has validated and patched a post-authentication vulnerability (SNWLID-2021-0014) within the on-premises version of Network Security Manager (NSM). This vulnerability only impacts on-premises NSM deployments. SaaS versions of NSM are not affected.
This critical vulnerability potentially allows a user to execute commands on a device’s operating system with the highest system privileges (root).
SonicWall customers using the on-premises NSM versions outlined below should upgrade to the respective patched version immediately.
AFFECTED VERSION | PATCHED VERSION | PSIRT ADVISORY ID | APPLICABLE CVEs |
- Network Security Manager (NSM)
2.2.0-R10-H1 and earlier
| - Network Security Manager (NSM) 2.2.1-R6
- Network Security Manager (NSM) 2.2.1-R6 (Enhanced)
| | |
Please reference the following knowledge base article for guidance on upgrading NSM firmware in on-premises deployments: How do I upgrade on-prem Network Security Manager firmware?
Please reach out to SonicWall Technical Support if you require assistance with the firmware upgrade process.
Resources: