Rbs50y FirmwareOperating system · Netgear

CVE-2021-45645

CRITICAL · 9.8 CVSS v3.1 Published 2021-12-26
Fix available
A fix is available. Upgrade to 2.7.0.122 / 3.2.33.108 or later.
See remediation →
100/100
Remediation priority · Urgent
Remotely reachable No privileges Zero-click Patch available

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
Certain NETGEAR devices are affected by incorrect configuration of security settings. This affects RBS50Y before 2.7.0.122, SRK60 before 2.7.0.122, SRR60 before 2.7.0.122, SRS60 before 2.7.0.122, SXK30 before 3.2.33.108, SXR30 before 3.2.33.108, SXS30 before 3.2.33.108, and SRC60 before 2.7.0.122.

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

A detailed technical summary for this CVE is being prepared.

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
Rbs50y FirmwareOperating system
Affected:< 2.7.0.122
Srk60 FirmwareOperating system
Affected:< 2.7.0.122
Srr60 FirmwareOperating system
Affected:< 2.7.0.122
Srs60 FirmwareOperating system
Affected:< 2.7.0.122
Sxk30 FirmwareOperating system
Affected:< 3.2.33.108
Sxr30 FirmwareOperating system
Affected:< 3.2.33.108
Sxs30 FirmwareOperating system
Affected:< 3.2.33.108
Src60 FirmwareOperating system
Affected:< 2.7.0.122

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
High
Integrity
High
Availability
High

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

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 2.7.0.122 / 3.2.33.108 or later
Fixed in 2.7.0.1223.2.33.108
Vendor patch kb.netgear.com →
Recommended fix High confidence

Firmware 2.7.0.122 (or later) for RBS50Y/SRK60/SRR60/SRS60/SRC60; Firmware 3.2.33.108 (or later) for SXK30/SXR30/SXS30

  1. Identify the exact NETGEAR Orbi or similar WiFi system model (RBS50Y, SRK60, SRR60, SRS60, SXK30, SXR30, SXS30, or SRC60)
  2. Navigate to the NETGEAR support website or use the NETGEAR Orbi app
  3. Locate the firmware download section for your specific model
  4. Download firmware version 2.7.0.122 or later (for RBS50Y, SRK60, SRR60, SRS60, SRC60)
  5. Download firmware version 3.2.33.108 or later (for SXK30, SXR30, SXS30)
  6. Access the router/satellite web management interface (typically at routerlogin.net or 192.168.1.1)
  7. Navigate to Administration > Firmware Update or similar section
  8. Upload and apply the downloaded firmware file
Caveat Review NETGEAR release notes for any configuration or feature changes; backup current settings before upgrading

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 $2,300. Get the upgrade done

Scan for this in your stack

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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-2021-45645 in production — separate from our analysis above.

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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
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