CVE-2024-43376: Umbraco.Cms.Api.Management Umbraco CMS Vulnerable To Generation Vulnerability

MODERATE
Advisory Identifier: GHSA-77gj-crhp-3gvx
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CVSS 4.3
CWE-209
Published
Advisory Summary

CVE-2024-43376 is a MODERATE (CVSS 4.3) umbraco cms vulnerable to generation vulnerability (CWE-209: Generation of Error Message Containing Sensitive Information) affecting Umbraco.Cms.Api.Management libraries in the NuGet ecosystem. The issue involves umbraco cms vulnerable to generation of error message containing sensitive information. Remediation is available by upgrading affected packages to version 14.1.2.

CVE-2024-43376 at a Glance

CVE Identifier CVE-2024-43376
GHSA Identifier GHSA-77gj-crhp-3gvx
Severity MODERATE
CVSS v3.1 Base Score 4.3
CWE Classification CWE-209: Generation of Error Message Containing Sensitive Information
Affected Product Umbraco.Cms.Api.Management
Package Ecosystem NuGet
Published Date
Last Updated

Security Impact

CVSS: 4.3

The security impact metrics below are parsed directly from the CVSS v3.1 vector string (CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N).

Attack Vector Network (AV:N)
Attack Complexity Low (AC:L)
Privileges Required Low (PR:L)
User Interaction None (UI:N)
Scope Unchanged (S:U)
Confidentiality Low (C:L)
Integrity None (I:N)
Availability None (A:N)

How to Fix CVE-2024-43376

To remediate this vulnerability, upgrade all affected Umbraco.Cms.Api.Management dependencies to a patched release. Both direct and transitive dependencies should be checked, as frameworks or security libraries may pull in vulnerable versions transitively.

Umbraco.Cms.Api.Management fixed: 14.1.2 
Upgrade Umbraco.Cms.Api.Management to 14.1.2
Verify Direct and Transitive Dependencies

Run the following command in your project directory to verify that all resolved dependencies use the patched release: 

inspect dependencies for Umbraco.Cms.Api.Management

How to Check if You Are Affected

To determine whether your application is affected by CVE-2024-43376, inspect your project dependencies for Umbraco.Cms.Api.Management:

inspect dependencies for Umbraco.Cms.Api.Management

Analyze the terminal output to locate any version of Umbraco.Cms.Api.Management in your dependency tree. If any resolved version matches the vulnerable ranges listed in the table below (for example, versions earlier than 14.1.2), your application is affected.

Note: Verify declared build manifests and deployed runtime container environments.

Technical Details

Vulnerability Mechanism & Technical Analysis

This vulnerability is classified under CWE-209: Generation of Error Message Containing Sensitive Information, where the product generates an error message that includes sensitive information about its environment, users, or associated data. In Umbraco.Cms.Api.Management, software state validation or input boundaries are circumvented during processing. Review the official source advisory statement below for specific affected components, classes, and reproduction details.

Source Advisory Statement

### Impact Some endpoints in the Management API can return stack trace information, even when Umbraco is not in debug mode. ### Explanation of the vulnerability Management API endpoints leaked stack traces in case of Internal server errors, no matter if the debug setting was disabled. E.g. when paging with negative numbers in some apis

CVE-2024-43376 Affected Umbraco.Cms.Api.Management Versions

1 component(s)
Fixed Versions:
14.1.2
Product / Package Ecosystem Affected Versions Fixed Version
Umbraco.Cms.Api.Management
nuget/Umbraco.Cms.Api.Management
NuGet
≥ 14.0.0
< 14.1.2
14.1.2

References

GitHub Advisory / Wiki ADVISORY
https://github.com/umbraco/Umbraco-CMS/security/advisories/GHSA-77gj-crhp-3gvx
NVD — CVE-2024-43376 NVD
https://nvd.nist.gov/vuln/detail/CVE-2024-43376
Security Fix Commit FIX COMMIT
https://github.com/umbraco/Umbraco-CMS/commit/b76070c794925932cb159ef50b851db6e966a004
Umbraco.Cms.Api.Management Source Repository REPOSITORY
https://github.com/umbraco/Umbraco-CMS

Frequently Asked Questions

What is CVE-2024-43376?
CVE-2024-43376 is a security vulnerability in Umbraco.Cms.Api.Management involving Umbraco CMS vulnerable to Generation of Error Message Containing Sensitive Information under CWE-209: Generation of Error Message Containing Sensitive Information.
Which Umbraco.Cms.Api.Management versions are affected?
Affected versions include releases prior to 14.1.2 across affected packages: Umbraco.Cms.Api.Management.
What version fixes CVE-2024-43376?
Upgrading to 14.1.2 (or the latest patched release for your respective branch) resolves the vulnerability.
Is Umbraco.Cms.Api.Management affected?
Yes, Umbraco.Cms.Api.Management is affected in releases prior to 14.1.2. Upgrade your dependency to 14.1.2 or later.
What is the CVSS score of CVE-2024-43376?
CVE-2024-43376 has a CVSS v3.1 base score of 4.3 (MODERATE) with vector string CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N.
What CWE is associated with CVE-2024-43376?
CVE-2024-43376 is classified under CWE-209: Generation of Error Message Containing Sensitive Information (The product generates an error message that includes sensitive information about its environment, users, or associated data.).
How can I check NuGet dependencies for CVE-2024-43376?
Run the dependency tree command: 'inspect dependencies for Umbraco.Cms.Api.Management'. This command lists direct and transitive dependencies in your build configuration so you can verify if a vulnerable version is resolved.
Machine-readable OSV JSON OSV v1.5 Schema
Normalized schema output
View Raw JSON 
{
  "schema_version" : "1.4.0",
  "id" : "GHSA-77gj-crhp-3gvx",
  "modified" : "2024-09-17T16:24:34Z",
  "published" : "2024-08-20T18:25:15Z",
  "aliases" : [ "CVE-2024-43376" ],
  "summary" : "Umbraco CMS vulnerable to Generation of Error Message Containing Sensitive Information",
  "details" : "### Impact\nSome endpoints in the Management API can return stack trace information, even when Umbraco is not in debug mode.\n\n### Explanation of the vulnerability\nManagement API endpoints leaked stack traces in case of Internal server errors, no matter if the debug setting was disabled.\n\nE.g. when paging with negative numbers in some apis\n\n\n",
  "severity" : [ {
    "type" : "CVSS_V3",
    "score" : "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N"
  }, {
    "type" : "CVSS_V4",
    "score" : "CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N"
  } ],
  "affected" : [ {
    "package" : {
      "ecosystem" : "NuGet",
      "name" : "Umbraco.Cms.Api.Management"
    },
    "ranges" : [ {
      "type" : "ECOSYSTEM",
      "events" : [ {
        "introduced" : "14.0.0"
      }, {
        "fixed" : "14.1.2"
      } ]
    } ]
  } ],
  "references" : [ {
    "type" : "WEB",
    "url" : "https://github.com/umbraco/Umbraco-CMS/security/advisories/GHSA-77gj-crhp-3gvx"
  }, {
    "type" : "ADVISORY",
    "url" : "https://nvd.nist.gov/vuln/detail/CVE-2024-43376"
  }, {
    "type" : "WEB",
    "url" : "https://github.com/umbraco/Umbraco-CMS/commit/b76070c794925932cb159ef50b851db6e966a004"
  }, {
    "type" : "PACKAGE",
    "url" : "https://github.com/umbraco/Umbraco-CMS"
  } ],
  "database_specific" : {
    "cwe_ids" : [ "CWE-209" ],
    "severity" : "MODERATE",
    "github_reviewed" : true,
    "github_reviewed_at" : "2024-08-20T18:25:15Z",
    "nvd_published_at" : "2024-08-20T15:15:23Z"
  }
}