Missing AuthenticationWeakness · CWE-306

CVE-2024-8751

HIGH · 7.5 CVSS v3.1 Published 2024-09-12
Mitigation only
No fix yet — a mitigation exists. There is no fixed release. A documented workaround reduces exposure in the meantime.
See remediation →
84/100
Remediation priority · High
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 allows a remote unauthenticated attacker to modify the prod uct’s IP address over the Sopas ET interface. This can lead to a Denial of Service attack.

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 vulnerability allows remote unauthenticated attackers to modify the IP address of the product through the Sopas ET interface. Since the interface lacks proper authentication controls, an attacker can change the device's network configuration, causing legitimate communications to fail and resulting in a Denial of Service condition.

MitigationImplement authentication and authorization controls on the Sopas ET interface to require valid credentials before allowing IP address modifications. Additionally, restrict network access to the interface to trusted management networks or IP addresses.

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

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
None
Integrity
None
Availability
High

CVSS:3.1/AV:N/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. Confirm Sopas ET interface is in use
    Identify if the target device uses the Sopas ET configuration interface by reviewing network documentation, device manuals, or by checking for typical Sopas ET service ports (typically TCP ports 2111, 2112) on the device
    Affected if The device exposes the Sopas ET service on the network and no authentication is required to access it
  2. Check if Sopas ET is accessible without authentication
    Attempt to access the Sopas ET web interface or service port without providing credentials; observe whether the IP configuration settings page is accessible without a login prompt
    Affected if The Sopas ET interface loads and displays configuration options, including IP settings, without requiring any username or password
  3. Verify network exposure of Sopas ET service
    Determine if the Sopas ET interface is bound to a publicly accessible IP address or is exposed beyond the internal network segment; review firewall rules and network ACLs protecting the device
    Affected if The Sopas ET service listens on an IP address reachable from untrusted networks or the internet rather than only on isolated management interfaces
  4. Check for authentication enforcement on IP configuration
    Review device documentation or configuration settings to determine whether Sopas ET supports and enforces authentication specifically for IP address modification operations
    Affected if The device allows unauthenticated or unauthenticated IP configuration changes through Sopas ET, or no authentication mechanism is documented as required for these changes

A user is affected if their device runs Sopas ET and allows unauthenticated access to the IP configuration settings through the Sopas ET interface from the network where the vulnerability is exploitable.

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
Mitigation available No clean upgrade yet — mitigate in the meantime
Mitigation

Implement authentication and authorization controls on the Sopas ET interface to require valid credentials before allowing IP address modifications. Additionally, restrict network access to the interface to trusted management networks or IP addresses.

Have this fixed Scoped from the published advisory
  • Consultation6.0 h
  • Implementation20.0 h
  • Testing12.0 h
  • Review / QA6.0 h
44.0 hours of engineering $7,680
Get help mitigating

An estimate, not a bill — we confirm scope with you before any work starts. Need it this week? Rush from $12,288.

Scan for this in your stack

Free · runs locally
dbcve dependency scanner

Check whether your project pulls in CVE-2024-8751 — 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-2024-8751 in production — separate from our analysis above.

No notes yet

Be the first to add a field note for this CVE — a mitigation you’ve verified, a version caveat, or a link to a working fix. Sign in above to contribute.

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