Vulnerability-Lookup

CVE-2024-43377 (GCVE-0-2024-43377)

Vulnerability from cvelistv5 – Published: 2024-08-20 14:43 – Updated: 2024-09-03 17:05

Title

Umbraco CMS Improper Access Control vulnerability

Summary

Umbraco CMS is an ASP.NET CMS. An authenticated user can access a few unintended endpoints. This issue is fixed in 14.1.2.

Severity

5.4 (Medium)


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

SSVC

Exploitation: none Automatable: no Technical Impact: partial

CISA Coordinator · CISA-ADP (v2.0.3)

Decision recorded 2024-08-20 17:41 UTC

CWE

CWE-284 - Improper Access Control

Assigner

GitHub_M mitre root

References

2 references

URL	Tags
https://github.com/umbraco/Umbraco-CMS/security/a…	x_refsource_CONFIRM
https://github.com/umbraco/Umbraco-CMS/commit/72b…	x_refsource_MISC

Impacted products

1 product

Vendor	Product	Version
umbraco	Umbraco-CMS	Affected: >= 14.0.0, < 14.1.2

Show details on NVD website

JSON

To clipboard

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FKIE_CVE-2024-43377

Vulnerability from fkie_nvd - Published: 2024-08-20 15:15 - Updated: 2026-06-17 07:50

Severity

5.4 (Medium) - CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:L/I:L/A:N
4.3 (Medium) - CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N

Summary

Umbraco CMS is an ASP.NET CMS. An authenticated user can access a few unintended endpoints. This issue is fixed in 14.1.2.

References

	URL	Tags
	security-advisories@github.com	https://github.com/umbraco/Umbraco-CMS/commit/72bef8861d94a39d5cc9530a04c4797b91fcbecf	Patch
	security-advisories@github.com	https://github.com/umbraco/Umbraco-CMS/security/advisories/GHSA-hrww-x3fq-xcvh	Vendor Advisory

Impacted products

	Vendor	Product	Version
	umbraco	umbraco_cms	*

JSON

To clipboard

{
  "affected": [
    {
      "affectedData": [
        {
          "product": "Umbraco-CMS",
          "vendor": "umbraco",
          "versions": [
            {
              "status": "affected",
              "version": "\u003e= 14.0.0, \u003c 14.1.2"
            }
          ]
        }
      ],
      "source": "security-advisories@github.com"
    }
  ],
  "configurations": [
    {
      "nodes": [
        {
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:umbraco:umbraco_cms:*:*:*:*:*:*:*:*",
              "matchCriteriaId": "DDE797CA-C733-40BA-96B9-C114B93160F0",
              "versionEndExcluding": "14.1.2",
              "versionStartIncluding": "14.0.0",
              "vulnerable": true
            }
          ],
          "negate": false,
          "operator": "OR"
        }
      ]
    }
  ],
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "Umbraco CMS is an ASP.NET CMS. An authenticated user can access a few unintended endpoints. This issue is fixed in 14.1.2."
    },
    {
      "lang": "es",
      "value": "Umbraco CMS es un CMS ASP.NET. Un usuario autenticado puede acceder a algunos endpoints no deseados. Este problema se solucion\u00f3 en 14.1.2."
    }
  ],
  "id": "CVE-2024-43377",
  "lastModified": "2026-06-17T07:50:54.757",
  "metrics": {
    "cvssMetricV31": [
      {
        "cvssData": {
          "attackComplexity": "HIGH",
          "attackVector": "NETWORK",
          "availabilityImpact": "NONE",
          "baseScore": 5.4,
          "baseSeverity": "MEDIUM",
          "confidentialityImpact": "LOW",
          "integrityImpact": "LOW",
          "privilegesRequired": "NONE",
          "scope": "CHANGED",
          "userInteraction": "NONE",
          "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:L/I:L/A:N",
          "version": "3.1"
        },
        "exploitabilityScore": 2.2,
        "impactScore": 2.7,
        "source": "security-advisories@github.com",
        "type": "Secondary"
      },
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          "attackComplexity": "LOW",
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    }
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        }
      ],
      "source": "security-advisories@github.com",
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    },
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          "value": "NVD-CWE-Other"
        }
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    }
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}

GHSA-HRWW-X3FQ-XCVH

Vulnerability from github – Published: 2024-08-20 18:32 – Updated: 2024-09-17 16:19

Summary

Umbraco CMS Improper Access Control vulnerability

Details

Impact

As an authenticated user one can access a few unintended endpoints

Explanation of the vulnerability

Few endpoints in Umbraco Management API was not protected by a specific section. These just required you to be authenticated. Due to the fact that a member is also just authenticated, it was possible to get info from these endpoints using a member token.

Severity

5.4 (Medium)


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

6.3 (Medium)


                  
                    CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:L/VI:L/VA:N/SC:L/SI:L/SA:N

Show details on source website

JSON

To clipboard

{
  "affected": [
    {
      "package": {
        "ecosystem": "NuGet",
        "name": "Umbraco.Cms"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "14.0.0"
            },
            {
              "fixed": "14.1.2"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    }
  ],
  "aliases": [
    "CVE-2024-43377"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-284"
    ],
    "github_reviewed": true,
    "github_reviewed_at": "2024-08-20T18:32:26Z",
    "nvd_published_at": "2024-08-20T15:15:23Z",
    "severity": "MODERATE"
  },
  "details": "### Impact\nAs an authenticated user one can access a few unintended endpoints\n\n### Explanation of the vulnerability\nFew endpoints in Umbraco Management API was not protected by a specific section. These just required you to be authenticated. Due to the fact that a member is also just authenticated, it was possible to get info from these endpoints using a member token.\n\n\n\n",
  "id": "GHSA-hrww-x3fq-xcvh",
  "modified": "2024-09-17T16:19:46Z",
  "published": "2024-08-20T18:32:26Z",
  "references": [
    {
      "type": "WEB",
      "url": "https://github.com/umbraco/Umbraco-CMS/security/advisories/GHSA-hrww-x3fq-xcvh"
    },
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2024-43377"
    },
    {
      "type": "WEB",
      "url": "https://github.com/umbraco/Umbraco-CMS/commit/72bef8861d94a39d5cc9530a04c4797b91fcbecf"
    },
    {
      "type": "PACKAGE",
      "url": "https://github.com/umbraco/Umbraco-CMS"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:L/I:L/A:N",
      "type": "CVSS_V3"
    },
    {
      "score": "CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:L/VI:L/VA:N/SC:L/SI:L/SA:N",
      "type": "CVSS_V4"
    }
  ],
  "summary": "Umbraco CMS Improper Access Control vulnerability"
}

Sightings

Author	Source	Type	Date	Other

Nomenclature

Seen: The vulnerability was mentioned, discussed, or observed by the user.
Confirmed: The vulnerability has been validated from an analyst's perspective.
Published Proof of Concept: A public proof of concept is available for this vulnerability.
Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
Not confirmed: The user expressed doubt about the validity of the vulnerability.
Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.

Detection rules are retrieved from Rulezet.

The MITRE ATT&CK techniques below are AI-generated suggestions, inferred from the description of the vulnerability by the CIRCL/vulnerability-attack-technique-classification-roberta-base model, served locally by ML-Gateway. They have not been verified by an analyst and are provided for guidance only.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
Browse all ATT&CK techniques and the vulnerabilities related to each.

Related by attack behaviour

Vulnerabilities whose description is nearest to this one in the vector space of the CIRCL/vulnerability-attack-technique-biencoder model. This is a similarity search over the bi-encoder space (plain cosine), not a classification, and it has no measured accuracy.

Action not permitted

CVE-2024-43377 (GCVE-0-2024-43377)

FKIE_CVE-2024-43377

GHSA-HRWW-X3FQ-XCVH

Impact

Explanation of the vulnerability

Tags

Sightings

Nomenclature

Related by attack behaviour