Rtl8111fp Cg FirmwareOperating system · Realtek

CVE-2022-32966

MEDIUM · 6.5 CVSS v3.1 Published 2022-11-29
Fix available
A fix is available. Upgrade to after 5.0.23 or later.
See remediation →
70/100
Remediation priority · Elevated
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
RTL8168FP-CG Dash remote management function has missing authorization. An unauthenticated attacker within the adjacent network can connect to DASH service port to disrupt service.

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 · moderate confidence

The RTL8168FP-CG network chip has a DASH (Dynamic Application Security Screening) remote management service that lacks proper authentication controls. An unauthenticated attacker on the adjacent network can connect directly to the DASH service port and cause a denial of service condition.

MitigationApply vendor firmware updates when available; in the interim, disable the DASH service if not required or restrict network access to the management port via firewall/ACL rules.

Verify against the referenced sources before acting — the references below are authoritative for this CVE, this summary is not.

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
Rtl8111fp Cg FirmwareOperating system
Affected:<= 5.0.23

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
Adjacent
Complexity
Low
Privileges
None
User interaction
None
Scope
Unchanged
Confidentiality
None
Integrity
None
Availability
High

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

Am I affected? How to checkSteps we derive from the advisory and the affected-version data, so you can decide whether this CVE reaches your setup. They are a guide, not a scan — your own configuration is the authority.

dbcve checks

Work through these to decide whether this CVE applies to you.

  1. Identify the network hardware
    Check the network interface controller model using commands like 'lspci | grep -i ethernet', 'ip link show', or check the device manager. Look for Realtek RTL8168FP-CG or related RTL8111 variants.
    Affected if The system uses an RTL8168FP-CG chip or closely related RTL8111FP-CG variant.
  2. Check the network chip firmware version
    Access the network chip's firmware/bios settings or use vendor-provided tools to read the firmware version. For some systems, this may be visible in boot logs or through 'ethtool -i <interface>' or 'lspci -v'.
    Affected if The firmware version is 5.0.23 or earlier.
  3. Verify if DASH service is enabled
    Check the network chip configuration or system services for DASH (Dynamic Application Security Screening) status. This may be in UEFI/BIOS settings, vendor management software, or running process lists.
    Affected if DASH remote management service is enabled on the network chip.
  4. Scan for exposed DASH service ports
    Use a network scanner (nmap, netcat) to probe the system for open ports associated with DASH. Common DASH ports may be documented in vendor materials. Check adjacent network accessibility.
    Affected if The DASH service port is listening and accessible from the network.

The system is affected if it uses an RTL8168FP-CG or RTL8111FP-CG chip with firmware <=5.0.23, has DASH service enabled, and the DASH management port is network-accessible.

Generated from the published advisory. Verify against your own configuration.

Check your environment

Paste your version and any relevant configuration and it will be compared against the affected criteria above. Do not include secrets or credentials.

AI-assisted, checked against the advisory. Informational, not a guarantee.

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.

From vendor data
Upgrade available Upgrade to a release after 5.0.23
Interim mitigation

Apply vendor firmware updates when available; in the interim, disable the DASH service if not required or restrict network access to the management port via firewall/ACL rules.

Fix this in Rtl8111fp Cg Firmware Scoped from the published advisory
  • Consultation4.0 h
  • Implementation8.0 h
  • Testing6.0 h
  • Review / QA2.0 h
20.0 hours of engineering $3,500
Get the upgrade done

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Scan for this in your stack

Free · runs locally
dbcve dependency scanner

Check whether your project pulls in CVE-2022-32966 — 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-2022-32966 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