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9.8
CRITICAL CVSS 3.1
CVE-2024-38371
Insufficient access control for OAuth2 Device Code flow in authentik
Description

authentik is an open-source Identity Provider. Access restrictions assigned to an application were not checked when using the OAuth2 Device code flow. This could potentially allow users without the correct authorization to get OAuth tokens for an application and access it. This issue has been patched in version(s) 2024.6.0, 2024.2.4 and 2024.4.3.

INFO

Published Date :

June 28, 2024, 6:15 p.m.

Last Modified :

Aug. 21, 2025, 4:01 p.m.

Remotely Exploit :

Yes !

Source :

[email protected]
Affected Products

The following products are affected by CVE-2024-38371 vulnerability. Even if cvefeed.io is aware of the exact versions of the products that are affected, the information is not represented in the table below.

ID Vendor Product Action
1 Goauthentik authentik
: Total Affected Vendor : 1 | Products : 1
CVSS Scores
The Common Vulnerability Scoring System is a standardized framework for assessing the severity of vulnerabilities in software and systems. We collect and displays CVSS scores from various sources for each CVE.
Score Version Severity Vector Exploitability Score Impact Score Source
CVSS 3.1 HIGH [email protected]
CVSS 3.1 CRITICAL [email protected]
References to Advisories, Solutions, and Tools

Here, you will find a curated list of external links that provide in-depth information, practical solutions, and valuable tools related to CVE-2024-38371.

URL Resource
https://github.com/goauthentik/authentik/releases/tag/version%2F2024.2.4 Release Notes
https://github.com/goauthentik/authentik/releases/tag/version%2F2024.4.3 Release Notes
https://github.com/goauthentik/authentik/releases/tag/version%2F2024.6.0 Release Notes
https://github.com/goauthentik/authentik/security/advisories/GHSA-jq3m-37m7-gp45 Vendor Advisory Mitigation
https://github.com/goauthentik/authentik/releases/tag/version%2F2024.2.4 Release Notes
https://github.com/goauthentik/authentik/releases/tag/version%2F2024.4.3 Release Notes
https://github.com/goauthentik/authentik/releases/tag/version%2F2024.6.0 Release Notes
https://github.com/goauthentik/authentik/security/advisories/GHSA-jq3m-37m7-gp45 Vendor Advisory Mitigation
CWE - Common Weakness Enumeration

While CVE identifies specific instances of vulnerabilities, CWE categorizes the common flaws or weaknesses that can lead to vulnerabilities. CVE-2024-38371 is associated with the following CWEs:

Common Attack Pattern Enumeration and Classification (CAPEC)

Common Attack Pattern Enumeration and Classification (CAPEC) stores attack patterns, which are descriptions of the common attributes and approaches employed by adversaries to exploit the CVE-2024-38371 weaknesses.

CAPEC-19: Embedding Scripts within Scripts Embedding Scripts within Scripts CAPEC-441: Malicious Logic Insertion Malicious Logic Insertion CAPEC-478: Modification of Windows Service Configuration Modification of Windows Service Configuration CAPEC-479: Malicious Root Certificate Malicious Root Certificate CAPEC-502: Intent Spoof Intent Spoof CAPEC-503: WebView Exposure WebView Exposure CAPEC-536: Data Injected During Configuration Data Injected During Configuration CAPEC-546: Incomplete Data Deletion in a Multi-Tenant Environment Incomplete Data Deletion in a Multi-Tenant Environment CAPEC-550: Install New Service Install New Service CAPEC-551: Modify Existing Service Modify Existing Service CAPEC-552: Install Rootkit Install Rootkit CAPEC-556: Replace File Extension Handlers Replace File Extension Handlers CAPEC-558: Replace Trusted Executable Replace Trusted Executable CAPEC-562: Modify Shared File Modify Shared File CAPEC-563: Add Malicious File to Shared Webroot Add Malicious File to Shared Webroot CAPEC-564: Run Software at Logon Run Software at Logon CAPEC-578: Disable Security Software Disable Security Software CAPEC-1: Accessing Functionality Not Properly Constrained by ACLs Accessing Functionality Not Properly Constrained by ACLs CAPEC-5: Blue Boxing Blue Boxing CAPEC-13: Subverting Environment Variable Values Subverting Environment Variable Values CAPEC-17: Using Malicious Files Using Malicious Files CAPEC-39: Manipulating Opaque Client-based Data Tokens Manipulating Opaque Client-based Data Tokens CAPEC-45: Buffer Overflow via Symbolic Links Buffer Overflow via Symbolic Links CAPEC-51: Poison Web Service Registry Poison Web Service Registry CAPEC-59: Session Credential Falsification through Prediction Session Credential Falsification through Prediction CAPEC-60: Reusing Session IDs (aka Session Replay) Reusing Session IDs (aka Session Replay) CAPEC-76: Manipulating Web Input to File System Calls Manipulating Web Input to File System Calls CAPEC-77: Manipulating User-Controlled Variables Manipulating User-Controlled Variables CAPEC-87: Forceful Browsing Forceful Browsing CAPEC-104: Cross Zone Scripting Cross Zone Scripting CAPEC-127: Directory Indexing Directory Indexing CAPEC-402: Bypassing ATA Password Security Bypassing ATA Password Security CAPEC-647: Collect Data from Registries Collect Data from Registries CAPEC-668: Key Negotiation of Bluetooth Attack (KNOB) Key Negotiation of Bluetooth Attack (KNOB)

We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).

Results are limited to the first 15 repositories due to potential performance issues.

The following list is the news that have been mention CVE-2024-38371 vulnerability anywhere in the article.

Results are limited to the first 20 news articles due to potential performance issues.

The following table lists the changes that have been made to the CVE-2024-38371 vulnerability over time.

Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.

  • Initial Analysis by [email protected]

    Aug. 21, 2025

    Action Type Old Value New Value
    Added CVSS V3.1 AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
    Added CPE Configuration OR *cpe:2.3:a:goauthentik:authentik:*:*:*:*:*:*:*:* versions up to (excluding) 2024.2.4 *cpe:2.3:a:goauthentik:authentik:*:*:*:*:*:*:*:* versions from (including) 2024.4.0 up to (excluding) 2024.4.3
    Added Reference Type CVE: https://github.com/goauthentik/authentik/releases/tag/version%2F2024.2.4 Types: Release Notes
    Added Reference Type GitHub, Inc.: https://github.com/goauthentik/authentik/releases/tag/version%2F2024.2.4 Types: Release Notes
    Added Reference Type CVE: https://github.com/goauthentik/authentik/releases/tag/version%2F2024.4.3 Types: Release Notes
    Added Reference Type GitHub, Inc.: https://github.com/goauthentik/authentik/releases/tag/version%2F2024.4.3 Types: Release Notes
    Added Reference Type CVE: https://github.com/goauthentik/authentik/releases/tag/version%2F2024.6.0 Types: Release Notes
    Added Reference Type GitHub, Inc.: https://github.com/goauthentik/authentik/releases/tag/version%2F2024.6.0 Types: Release Notes
    Added Reference Type CVE: https://github.com/goauthentik/authentik/security/advisories/GHSA-jq3m-37m7-gp45 Types: Mitigation, Vendor Advisory
    Added Reference Type GitHub, Inc.: https://github.com/goauthentik/authentik/security/advisories/GHSA-jq3m-37m7-gp45 Types: Mitigation, Vendor Advisory
  • CVE Modified by af854a3a-2127-422b-91ae-364da2661108

    Nov. 21, 2024

    Action Type Old Value New Value
    Added Reference https://github.com/goauthentik/authentik/releases/tag/version%2F2024.2.4
    Added Reference https://github.com/goauthentik/authentik/releases/tag/version%2F2024.4.3
    Added Reference https://github.com/goauthentik/authentik/releases/tag/version%2F2024.6.0
    Added Reference https://github.com/goauthentik/authentik/security/advisories/GHSA-jq3m-37m7-gp45
  • CVE Received by [email protected]

    Jun. 28, 2024

    Action Type Old Value New Value
    Added Description authentik is an open-source Identity Provider. Access restrictions assigned to an application were not checked when using the OAuth2 Device code flow. This could potentially allow users without the correct authorization to get OAuth tokens for an application and access it. This issue has been patched in version(s) 2024.6.0, 2024.2.4 and 2024.4.3.
    Added Reference GitHub, Inc. https://github.com/goauthentik/authentik/security/advisories/GHSA-jq3m-37m7-gp45 [No types assigned]
    Added Reference GitHub, Inc. https://github.com/goauthentik/authentik/releases/tag/version%2F2024.2.4 [No types assigned]
    Added Reference GitHub, Inc. https://github.com/goauthentik/authentik/releases/tag/version%2F2024.4.3 [No types assigned]
    Added Reference GitHub, Inc. https://github.com/goauthentik/authentik/releases/tag/version%2F2024.6.0 [No types assigned]
    Added CWE GitHub, Inc. CWE-285
    Added CWE GitHub, Inc. CWE-284
    Added CVSS V3.1 GitHub, Inc. AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:L/A:L
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days. Following chart shows the EPSS score history of the vulnerability.
Vulnerability Scoring Details
Base CVSS Score: 9.8
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality Impact
Integrity Impact
Availability Impact