SonicWall TZ Series SOHOW
TZ-Series-SOHOW
Appliance
· TZ Series
Is the SonicWall TZ Series SOHOW still supported?
No. SonicWall ended support for the SonicWall TZ Series SOHOW on 2026-04-16. No further security fixes will be issued. See SonicWall's lifecycle bulletin.
When does the SonicWall TZ Series SOHOW reach end of support?
SonicWall support for the SonicWall TZ Series SOHOW ends on 2026-04-16.
What replaces the SonicWall TZ Series SOHOW?
SonicWall has not published a successor model for the SonicWall TZ Series SOHOW.
What known-exploited CVEs apply to the SonicWall TZ Series SOHOW past end of support?
3 CVEs in CISA's Known Exploited Vulnerabilities catalog apply to the platform the SonicWall TZ Series SOHOW runs. These will not be patched on this device because it is past the SonicWall security-support date. See the Known Exploited Vulnerabilities table below for the full list.
Known Exploited Vulnerabilities
This device is past SonicWall's security-support date. 3 CVEs in CISA's Known Exploited Vulnerabilities catalog apply to the platform it runs. SonicWall is not issuing patches for this model. Isolate, compensate, or refresh.
| CVE | KEV added | Vulnerability | Flags |
|---|---|---|---|
CVE-2024-53704
|
SonicWall SonicOS SSLVPN Improper Authentication Vulnerability | Ransomware | |
CVE-2024-40766
|
SonicWall SonicOS Improper Access Control Vulnerability | Ransomware | |
CVE-2020-5135
|
SonicWall SonicOS Buffer Overflow Vulnerability |
Source: CISA Known Exploited Vulnerabilities catalog. The Ransomware flag reflects CISA's own knownRansomwareCampaignUse field, set when the CVE has been observed in ransomware campaigns per their threat intel. It's not a property of the vulnerability description itself.
Correlation is at the platform level, not per-OS-version. Not exhaustive: KEV only lists actively-exploited CVEs and many relevant unexploited vulnerabilities are not here. Verify against vendor security advisories (PSIRT, JSA, PAN-SA) and NVD before acting. See compensating controls if refresh isn't immediate.
SonicWall TZ Series SOHOW Lifecycle Overview
The SonicWall SonicWall TZ Series SOHOW (TZ-Series-SOHOW) is a appliance product in the SonicWall TZ series. This product has reached end of life as of , meaning SonicWall no longer provides technical support, software updates, or hardware replacement for this product. It was last available for purchase on . Organizations still running the SonicWall TZ Series SOHOW should plan a migration .
Lifecycle Milestones
| Lifecycle notice published | 4y 2mo ago | |
|---|---|---|
| End of sale | 4y 2mo ago | |
| End of software maintenance | 2y 2mo ago | |
| Last date of support | 2mo ago |