Question 1

What is the EOL Risk Score for SonicWall Network Security Manager (NSM) On-Prem 4.0.0?

Accepted Answer

SonicWall Network Security Manager (NSM) On-Prem 4.0.0 has an EOL Risk Score™ of 25 out of 100, placing it in the Low risk band. The score is calculated from four factors: EOL Recency (15/40), Attack Surface (10/30), CISA KEV Exposure (0/20), and Extended Support Availability (0/10).

Question 2

Is SonicWall Network Security Manager (NSM) On-Prem 4.0.0 still supported?

Accepted Answer

SonicWall Network Security Manager (NSM) On-Prem 4.0.0 is currently supported. End of life is scheduled for October 30, 2026. Plan your migration before that date to avoid security risk.

Question 3

When does SonicWall Network Security Manager (NSM) On-Prem 4.0.0 reach end of life?

Accepted Answer

SonicWall Network Security Manager (NSM) On-Prem 4.0.0 reached (or will reach) end of life on October 30, 2026. After this date, no security patches or bug fixes are issued by the vendor.

Question 4

What are the security risks of running SonicWall Network Security Manager (NSM) On-Prem 4.0.0 after end of life?

Accepted Answer

After end of life, SonicWall Network Security Manager (NSM) On-Prem 4.0.0 no longer receives security patches. Any newly discovered CVEs remain unpatched indefinitely. Organizations running EOL software also face compliance violations under SOC 2, PCI DSS, HIPAA, and ISO 27001, which require use of supported software versions.