Tz300p FirmwareOperating system · Sonicwall

CVE-2022-22276

MEDIUM · 5.3 CVSS v3.1 Developing Published 2022-04-27
Fix available
A fix is available. Upgrade to 7.0.1 / 7.0.1.0 or later.
See remediation →
62/100
Remediation priority · Elevated
Remotely reachable No privileges Zero-click

Official description Straight from the sourceThe vendor's or NVD's own wording, published unedited. Authoritative, but often terse — it says what broke, rarely what to do.

NVD · unedited
A vulnerability in SonicOS SNMP service resulting exposure of sensitive information to an unauthorized user.

Technical summary Written by usOur analysis, written from the advisory, the CVSS vector and the affected-version data. It adds context the advisory leaves out, and never invents facts that are not in the source.

dbcve analysis · low confidence
Developing — this CVE was published recently and its authoritative NVD entry is still being established, so we're holding a technical summary until the source data settles rather than publish something unreliable. Re-checking after 2026-08-02.

Affected products & versions What the vendor confirmedThe version ranges the vendor confirmed as vulnerable. If your version sits inside a range here, treat yourself as exposed until you have upgraded.

NVD · CPE data
Tz300p FirmwareOperating system
Affected:< 7.0.1
Tz300w FirmwareOperating system
Affected:< 7.0.1
Tz350 FirmwareOperating system
Affected:< 7.0.1
Tz350w FirmwareOperating system
Affected:< 7.0.1
Nssp 10700 FirmwareOperating system
Affected:< 7.0.1.0
Nssp 11700 FirmwareOperating system
Affected:< 7.0.1.0
Nssp 12400 FirmwareOperating system
Affected:< 7.0.1.0
Nssp 12800 FirmwareOperating system
Affected:< 7.0.1.0

CVSS breakdown How the score is builtThe industry scoring standard. It rates how the flaw is reached, what it takes to exploit, and what an attacker gains — the score is derived from those, not the other way round.

From the vector
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Scope
Unchanged
Confidentiality
Low
Integrity
None
Availability
None

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N

Remediation Closing itWhat it takes to close this. Where a vendor fix exists we point at it; where none exists we say so plainly, and can build one. Effort estimates are scoped from the advisory, not from your codebase.

dbcve · scoped
Upgrade available Upgrade to 7.0.1 / 7.0.1.0 or later
Fixed in 7.0.17.0.1.0
Recommended fix Moderate confidence

Firmware version 7.0.1 or later (7.0.1.0 for NSSP models)

  1. 1. Obtain the appropriate firmware version 7.0.1 or later for your specific SonicWall device model from the official SonicWall support portal (psirt.global.sonicwall.com or support.sonicwall.com)
  2. 2. Log into the SonicWall management interface
  3. 3. Navigate to the Manage > Settings > Firmware page or System > Firmware Upgrade
  4. 4. Upload the firmware file for version 7.0.1 or later
  5. 5. Follow the on-screen prompts to apply the firmware upgrade
  6. 6. After the device reboots, verify the new firmware version is installed and the SNMP service is functioning correctly
  7. 7. Review SNMP configuration to ensure only authorized users have access
Caveat Review SonicWall release notes for version 7.0.1 to check for any configuration or feature changes that may affect your deployment

Generated from the published advisory — verify against the referenced sources before acting.

We can perform the upgrade in your staging environment and verify nothing breaks — typical engagement from $900. Get the upgrade done

Scan for this in your stack

Free · runs locally
dbcve dependency scanner

Check whether your project pulls in CVE-2022-22276 — or any other known-vulnerable package — straight from your lock files. Free and open source; it runs locally and uploads nothing.

References Go to the primary sourcePrimary sources — vendor advisories, patches and trackers. Where our summary and a reference disagree, the reference wins.

Primary sources

Practitioner notes

Contributed

Peer-ranked notes from engineers who’ve handled CVE-2022-22276 in production — separate from our analysis above.

No notes yet

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What this is

A place for practitioners to share what actually worked: a mitigation you’ve tested, a configuration change, a version- or environment-specific caveat, or a link to a verified patch. The most useful notes rise to the top as peers upvote them, so the signal stays high.

What belongs here
  • Verified mitigations, workarounds, and config changes
  • Version or environment caveats, and links to real fixes
  • No weaponised exploit code, or anything meant to cause harm
  • No spam, self-promotion, credentials, or personal data