Missing AuthenticationWeakness · CWE-306

CVE-2023-41918

CRITICAL · 10.0 CVSS v3.1 Published 2024-07-02
Mitigation only
No fix yet — a mitigation exists. There is no fixed release. A documented workaround reduces exposure in the meantime.
See remediation →
100/100
Remediation priority · Urgent
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 unauthorized access to functionality inadequately constrained by ACLs. Attackers may exploit this to unauthenticated execute commands potentially leading to unauthorized data manipulation, access to privileged functions, or even the execution of arbitrary code.

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

CVE-2023-41918 is an ACL (Access Control List) bypass vulnerability where inadequate constraint of functionality allows unauthenticated attackers to access restricted functionality. This can lead to unauthorized command execution, data manipulation, privileged function access, and potentially arbitrary code execution.

MitigationImplement proper ACL constraints on all sensitive functionality, enforce authentication requirements, and validate user permissions before granting access to privileged operations.

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
Changed
Confidentiality
High
Integrity
High
Availability
High

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/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 application or service
    Inventory all web applications, APIs, or services that handle sensitive operations, authentication, or authorization in your environment
    Affected if The application is the one associated with CVE-2023-41918 (specific product unknown from CVE data)
  2. Determine the installed version
    Query the application for its version number using vendor-provided methods such as --version flag, about page, API endpoint, or configuration file
    Affected if Your version falls within the vulnerable version range for this CVE (range not specified in CVE data)
  3. Locate sensitive or privileged functions
    Review application documentation or code to identify endpoints, commands, or functions that should require authentication or elevated privileges
    Affected if The application exposes administrative, exec, or data manipulation functions
  4. Verify authentication is enforced
    Attempt to access identified privileged functions without providing credentials or a valid session token
    Affected if Unauthenticated requests successfully access restricted functionality
  5. Check ACL or permission configuration
    Examine the application's access control configuration files, role definitions, or permission settings for sensitive operations
    Affected if ACLs are missing, misconfigured, or do not properly restrict access to privileged operations

You are affected if the application in your environment is the target product for this CVE and you can access restricted functionality without authentication.

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 proper ACL constraints on all sensitive functionality, enforce authentication requirements, and validate user permissions before granting access to privileged operations.

Have this fixed Scoped from the published advisory
  • Consultation8.0 h
  • Implementation16.0 h
  • Testing8.0 h
  • Review / QA8.0 h
40.0 hours of engineering $7,120
Get help mitigating

An estimate, not a bill — we confirm scope with you before any work starts. Need it this week? Rush from $11,392.

Scan for this in your stack

Free · runs locally
dbcve dependency scanner

Check whether your project pulls in CVE-2023-41918 — 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-2023-41918 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