CVE-2021-32476 - Vulnerability Details - OpenCVE

A denial-of-service risk was identified in the draft files area, due to it not respecting user file upload limits. Moodle versions 3.10 to 3.10.3, 3.9 to 3.9.6, 3.8 to 3.8.8, 3.5 to 3.5.17 and earlier unsupported versions are affected.

No CVSS v4.0

Attack Vector Network

Attack Complexity Low

Privileges Required None

Scope Unchanged

Confidentiality Impact None

Integrity Impact None

Availability Impact High

User Interaction None

No CVSS v3.0

Access Vector Network

Access Complexity Low

Authentication None

Confidentiality Impact None

Integrity Impact None

Availability Impact Partial

This CVE is not in the KEV list.

Key SSVC decision points have not yet been added.

Vendors	Products
Moodle	Moodle

Configuration 1 [-]

OR	cpe:2.3:a:moodle:moodle::::::::
	cpe:2.3:a:moodle:moodle::::::::
	cpe:2.3:a:moodle:moodle::::::::
	cpe:2.3:a:moodle:moodle::::::::

No data.

References

Link	Providers
https://moodle.org/mod/forum/discuss.php?d=422310

History

No history.

MITRE

Status: PUBLISHED

Assigner: redhat

Published: 2022-03-11T00:00:00

Updated: 2024-08-03T23:17:29.588Z

Reserved: 2021-05-07T00:00:00

Link: CVE-2021-32476

Vulnrichment

No data.

NVD

Status : Modified

Published: 2022-03-11T18:15:17.153

Modified: 2024-11-21T06:07:06.773

Link: CVE-2021-32476

Redhat

No data.

{"configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:moodle:moodle:*:*:*:*:*:*:*:*", "matchCriteriaId": "DC7FEAAE-8FC0-40B0-84FB-3CA71F17D168", "versionEndExcluding": "3.5.18", "vulnerable": true}, {"criteria": "cpe:2.3:a:moodle:moodle:*:*:*:*:*:*:*:*", "matchCriteriaId": "89DD1B48-BE48-4940-B842-4C0DEE262652", "versionEndExcluding": "3.8.9", "versionStartIncluding": "3.8.0", "vulnerable": true}, {"criteria": "cpe:2.3:a:moodle:moodle:*:*:*:*:*:*:*:*", "matchCriteriaId": "825E9485-D5B2-4427-8BE6-FBD6EDCD600F", "versionEndExcluding": "3.9.7", "versionStartIncluding": "3.9.0", "vulnerable": true}, {"criteria": "cpe:2.3:a:moodle:moodle:*:*:*:*:*:*:*:*", "matchCriteriaId": "E89E37F5-501F-4BBB-B029-113710C77AFC", "versionEndExcluding": "3.10.4", "versionStartIncluding": "3.10.0", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "descriptions": [{"lang": "en", "value": "A denial-of-service risk was identified in the draft files area, due to it not respecting user file upload limits. Moodle versions 3.10 to 3.10.3, 3.9 to 3.9.6, 3.8 to 3.8.8, 3.5 to 3.5.17 and earlier unsupported versions are affected."}, {"lang": "es", "value": "Se ha identificado un riesgo de denegaci\u00f3n de servicio en el \u00e1rea de archivos borrador, debido a que no respeta los l\u00edmites de subida de archivos de los usuarios. Est\u00e1n afectadas las versiones de Moodle versiones 3.10 a 3.10.3, 3.9 a 3.9.6, 3.8 a 3.8.8, 3.5 a 3.5.17 y versiones anteriores no soportadas"}], "id": "CVE-2021-32476", "lastModified": "2024-11-21T06:07:06.773", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "MEDIUM", "cvssData": {"accessComplexity": "LOW", "accessVector": "NETWORK", "authentication": "NONE", "availabilityImpact": "PARTIAL", "baseScore": 5.0, "confidentialityImpact": "NONE", "integrityImpact": "NONE", "vectorString": "AV:N/AC:L/Au:N/C:N/I:N/A:P", "version": "2.0"}, "exploitabilityScore": 10.0, "impactScore": 2.9, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": false}], "cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 7.5, "baseSeverity": "HIGH", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H", "version": "3.1"}, "exploitabilityScore": 3.9, "impactScore": 3.6, "source": "nvd@nist.gov", "type": "Primary"}]}, "published": "2022-03-11T18:15:17.153", "references": [{"source": "secalert@redhat.com", "tags": ["Patch", "Vendor Advisory"], "url": "https://moodle.org/mod/forum/discuss.php?d=422310"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Patch", "Vendor Advisory"], "url": "https://moodle.org/mod/forum/discuss.php?d=422310"}], "sourceIdentifier": "secalert@redhat.com", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-770"}], "source": "secalert@redhat.com", "type": "Secondary"}, {"description": [{"lang": "en", "value": "CWE-770"}], "source": "nvd@nist.gov", "type": "Primary"}]}