CVE-2021-37133 - Vulnerability Details - OpenCVE

There is an Unauthorized file access vulnerability in Smartphones.Successful exploitation of this vulnerability may affect service confidentiality.

No CVSS v4.0

Attack Vector Network

Attack Complexity Low

Privileges Required None

Scope Unchanged

Confidentiality Impact High

Integrity Impact None

Availability Impact None

User Interaction None

No CVSS v3.0

Access Vector Network

Access Complexity Low

Authentication None

Confidentiality Impact Partial

Integrity Impact None

Availability Impact None

This CVE is not in the KEV list.

The EPSS score is 0.00131.

Exploitation none

Automatable no

Technical Impact partial

Vendors	Products
Huawei	Emui Harmonyos Magic Ui

Configuration 1 [-]

OR	cpe:2.3:o:huawei:emui:9.1.0:::::::*
	cpe:2.3:o:huawei:emui:9.1.1:::::::*
	cpe:2.3:o:huawei:emui:10.0.0:::::::*
	cpe:2.3:o:huawei:emui:10.1.0:::::::*
	cpe:2.3:o:huawei:emui:10.1.1:::::::*
	cpe:2.3:o:huawei:harmonyos::::::::
	cpe:2.3:o:huawei:harmonyos:2.0:::::::*
	cpe:2.3:o:huawei:magic_ui:2.1.1:::::::*
	cpe:2.3:o:huawei:magic_ui:3.0.0:::::::*
	cpe:2.3:o:huawei:magic_ui:3.1.0:::::::*
	cpe:2.3:o:huawei:magic_ui:3.1.1:::::::*

No data.

No data.

Advisories

Source	ID	Title
EUVD	EUVD-2021-23709	There is an Unauthorized file access vulnerability in Smartphones.Successful exploitation of this vulnerability may affect service confidentiality.

Fixes

Solution

No solution given by the vendor.

Workaround

No workaround given by the vendor.

References

Link	Providers
https://consumer.huawei.com/en/support/bulletin/2021/11/
https://device.harmonyos.com/en/docs/security/update/security-bulletins-202111-0000001217889667

History

Thu, 22 May 2025 19:15:00 +0000

Type	Values Removed	Values Added
Metrics		ssvc `{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}`

MITRE

Status: PUBLISHED

Assigner: huawei

Published: 2022-01-03T21:07:40.000Z

Updated: 2025-05-22T18:47:24.628Z

Reserved: 2021-07-20T00:00:00.000Z

Link: CVE-2021-37133

Vulnrichment

Updated: 2024-08-04T01:16:03.180Z

NVD

Status : Modified

Published: 2022-01-03T22:15:09.800

Modified: 2025-05-22T19:15:25.107

Link: CVE-2021-37133

Redhat

No data.

OpenCVE Enrichment

No data.

{"containers": {"cna": {"affected": [{"product": "EMUI", "vendor": "Huawei", "versions": [{"status": "affected", "version": "10.0.0"}, {"status": "affected", "version": "10.1.0"}, {"status": "affected", "version": "10.1.1"}, {"status": "affected", "version": "9.1.0"}, {"status": "affected", "version": "9.1.1"}]}, {"product": "Magic UI", "vendor": "Huawei", "versions": [{"status": "affected", "version": "2.1.1"}, {"status": "affected", "version": "3.0.0"}, {"status": "affected", "version": "3.1.0"}, {"status": "affected", "version": "3.1.1"}]}, {"product": "HarmonyOS", "vendor": "Huawei", "versions": [{"status": "affected", "version": "2.0"}]}], "descriptions": [{"lang": "en", "value": "There is an Unauthorized file access vulnerability in Smartphones.Successful exploitation of this vulnerability may affect service confidentiality."}], "problemTypes": [{"descriptions": [{"description": "Unauthorized file access vulnerability", "lang": "en", "type": "text"}]}], "providerMetadata": {"dateUpdated": "2022-01-03T21:07:40.000Z", "orgId": "25ac1063-e409-4190-8079-24548c77ea2e", "shortName": "huawei"}, "references": [{"tags": ["x_refsource_MISC"], "url": "https://consumer.huawei.com/en/support/bulletin/2021/11/"}, {"tags": ["x_refsource_MISC"], "url": "https://device.harmonyos.com/en/docs/security/update/security-bulletins-202111-0000001217889667"}], "x_legacyV4Record": {"CVE_data_meta": {"ASSIGNER": "psirt@huawei.com", "ID": "CVE-2021-37133", "STATE": "PUBLIC"}, "affects": {"vendor": {"vendor_data": [{"product": {"product_data": [{"product_name": "EMUI", "version": {"version_data": [{"version_affected": "=", "version_value": "10.0.0"}, {"version_affected": "=", "version_value": "10.1.0"}, {"version_affected": "=", "version_value": "10.1.1"}, {"version_affected": "=", "version_value": "9.1.0"}, {"version_affected": "=", "version_value": "9.1.1"}]}}, {"product_name": "Magic UI", "version": {"version_data": [{"version_affected": "=", "version_value": "2.1.1"}, {"version_affected": "=", "version_value": "3.0.0"}, {"version_affected": "=", "version_value": "3.1.0"}, {"version_affected": "=", "version_value": "3.1.1"}]}}, {"product_name": "HarmonyOS", "version": {"version_data": [{"version_affected": "=", "version_value": "2.0"}]}}]}, "vendor_name": "Huawei"}]}}, "data_format": "MITRE", "data_type": "CVE", "data_version": "4.0", "description": {"description_data": [{"lang": "eng", "value": "There is an Unauthorized file access vulnerability in Smartphones.Successful exploitation of this vulnerability may affect service confidentiality."}]}, "problemtype": {"problemtype_data": [{"description": [{"lang": "eng", "value": "Unauthorized file access vulnerability"}]}]}, "references": {"reference_data": [{"name": "https://consumer.huawei.com/en/support/bulletin/2021/11/", "refsource": "MISC", "url": "https://consumer.huawei.com/en/support/bulletin/2021/11/"}, {"name": "https://device.harmonyos.com/en/docs/security/update/security-bulletins-202111-0000001217889667", "refsource": "MISC", "url": "https://device.harmonyos.com/en/docs/security/update/security-bulletins-202111-0000001217889667"}]}}}, "adp": [{"providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-04T01:16:03.180Z"}, "title": "CVE Program Container", "references": [{"tags": ["x_refsource_MISC", "x_transferred"], "url": "https://consumer.huawei.com/en/support/bulletin/2021/11/"}, {"tags": ["x_refsource_MISC", "x_transferred"], "url": "https://device.harmonyos.com/en/docs/security/update/security-bulletins-202111-0000001217889667"}]}, {"problemTypes": [{"descriptions": [{"type": "CWE", "lang": "en", "description": "CWE-noinfo Not enough information"}]}], "metrics": [{"cvssV3_1": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 7.5, "attackVector": "NETWORK", "baseSeverity": "HIGH", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N", "integrityImpact": "NONE", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "NONE", "privilegesRequired": "NONE", "confidentialityImpact": "HIGH"}}, {"other": {"type": "ssvc", "content": {"timestamp": "2025-05-22T17:44:49.692978Z", "id": "CVE-2021-37133", "options": [{"Exploitation": "none"}, {"Automatable": "no"}, {"Technical Impact": "partial"}], "role": "CISA Coordinator", "version": "2.0.3"}}}], "title": "CISA ADP Vulnrichment", "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2025-05-22T18:47:24.628Z"}}]}, "cveMetadata": {"assignerOrgId": "25ac1063-e409-4190-8079-24548c77ea2e", "assignerShortName": "huawei", "cveId": "CVE-2021-37133", "datePublished": "2022-01-03T21:07:40.000Z", "dateReserved": "2021-07-20T00:00:00.000Z", "dateUpdated": "2025-05-22T18:47:24.628Z", "state": "PUBLISHED"}, "dataType": "CVE_RECORD", "dataVersion": "5.1"}

{"dataType": "CVE_RECORD", "containers": {"adp": [{"title": "CVE Program Container", "references": [{"url": "https://consumer.huawei.com/en/support/bulletin/2021/11/", "tags": ["x_refsource_MISC", "x_transferred"]}, {"url": "https://device.harmonyos.com/en/docs/security/update/security-bulletins-202111-0000001217889667", "tags": ["x_refsource_MISC", "x_transferred"]}], "providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-04T01:16:03.180Z"}}, {"title": "CISA ADP Vulnrichment", "metrics": [{"cvssV3_1": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 7.5, "attackVector": "NETWORK", "baseSeverity": "HIGH", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N", "integrityImpact": "NONE", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "NONE", "privilegesRequired": "NONE", "confidentialityImpact": "HIGH"}}, {"other": {"type": "ssvc", "content": {"id": "CVE-2021-37133", "role": "CISA Coordinator", "options": [{"Exploitation": "none"}, {"Automatable": "no"}, {"Technical Impact": "partial"}], "version": "2.0.3", "timestamp": "2025-05-22T17:44:49.692978Z"}}}], "problemTypes": [{"descriptions": [{"lang": "en", "type": "CWE", "description": "CWE-noinfo Not enough information"}]}], "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2025-05-22T17:46:14.485Z"}}], "cna": {"affected": [{"vendor": "Huawei", "product": "EMUI", "versions": [{"status": "affected", "version": "10.0.0"}, {"status": "affected", "version": "10.1.0"}, {"status": "affected", "version": "10.1.1"}, {"status": "affected", "version": "9.1.0"}, {"status": "affected", "version": "9.1.1"}]}, {"vendor": "Huawei", "product": "Magic UI", "versions": [{"status": "affected", "version": "2.1.1"}, {"status": "affected", "version": "3.0.0"}, {"status": "affected", "version": "3.1.0"}, {"status": "affected", "version": "3.1.1"}]}, {"vendor": "Huawei", "product": "HarmonyOS", "versions": [{"status": "affected", "version": "2.0"}]}], "references": [{"url": "https://consumer.huawei.com/en/support/bulletin/2021/11/", "tags": ["x_refsource_MISC"]}, {"url": "https://device.harmonyos.com/en/docs/security/update/security-bulletins-202111-0000001217889667", "tags": ["x_refsource_MISC"]}], "descriptions": [{"lang": "en", "value": "There is an Unauthorized file access vulnerability in Smartphones.Successful exploitation of this vulnerability may affect service confidentiality."}], "problemTypes": [{"descriptions": [{"lang": "en", "type": "text", "description": "Unauthorized file access vulnerability"}]}], "providerMetadata": {"orgId": "25ac1063-e409-4190-8079-24548c77ea2e", "shortName": "huawei", "dateUpdated": "2022-01-03T21:07:40.000Z"}, "x_legacyV4Record": {"affects": {"vendor": {"vendor_data": [{"product": {"product_data": [{"version": {"version_data": [{"version_value": "10.0.0", "version_affected": "="}, {"version_value": "10.1.0", "version_affected": "="}, {"version_value": "10.1.1", "version_affected": "="}, {"version_value": "9.1.0", "version_affected": "="}, {"version_value": "9.1.1", "version_affected": "="}]}, "product_name": "EMUI"}, {"version": {"version_data": [{"version_value": "2.1.1", "version_affected": "="}, {"version_value": "3.0.0", "version_affected": "="}, {"version_value": "3.1.0", "version_affected": "="}, {"version_value": "3.1.1", "version_affected": "="}]}, "product_name": "Magic UI"}, {"version": {"version_data": [{"version_value": "2.0", "version_affected": "="}]}, "product_name": "HarmonyOS"}]}, "vendor_name": "Huawei"}]}}, "data_type": "CVE", "references": {"reference_data": [{"url": "https://consumer.huawei.com/en/support/bulletin/2021/11/", "name": "https://consumer.huawei.com/en/support/bulletin/2021/11/", "refsource": "MISC"}, {"url": "https://device.harmonyos.com/en/docs/security/update/security-bulletins-202111-0000001217889667", "name": "https://device.harmonyos.com/en/docs/security/update/security-bulletins-202111-0000001217889667", "refsource": "MISC"}]}, "data_format": "MITRE", "description": {"description_data": [{"lang": "eng", "value": "There is an Unauthorized file access vulnerability in Smartphones.Successful exploitation of this vulnerability may affect service confidentiality."}]}, "problemtype": {"problemtype_data": [{"description": [{"lang": "eng", "value": "Unauthorized file access vulnerability"}]}]}, "data_version": "4.0", "CVE_data_meta": {"ID": "CVE-2021-37133", "STATE": "PUBLIC", "ASSIGNER": "psirt@huawei.com"}}}}, "cveMetadata": {"cveId": "CVE-2021-37133", "state": "PUBLISHED", "dateUpdated": "2025-05-22T18:47:24.628Z", "dateReserved": "2021-07-20T00:00:00.000Z", "assignerOrgId": "25ac1063-e409-4190-8079-24548c77ea2e", "datePublished": "2022-01-03T21:07:40.000Z", "assignerShortName": "huawei"}, "dataVersion": "5.1"}

{"configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:huawei:emui:9.1.0:*:*:*:*:*:*:*", "matchCriteriaId": "940801A5-523C-40D6-BB43-25BC78ADDE61", "vulnerable": true}, {"criteria": "cpe:2.3:o:huawei:emui:9.1.1:*:*:*:*:*:*:*", "matchCriteriaId": "8E6D0F53-9E85-4877-B558-4F5FB1F865D3", "vulnerable": true}, {"criteria": "cpe:2.3:o:huawei:emui:10.0.0:*:*:*:*:*:*:*", "matchCriteriaId": "504F2E73-FFD0-4589-8644-FE77656BB28D", "vulnerable": true}, {"criteria": "cpe:2.3:o:huawei:emui:10.1.0:*:*:*:*:*:*:*", "matchCriteriaId": "66AC7F91-917C-40A6-9983-A339EFB091F1", "vulnerable": true}, {"criteria": "cpe:2.3:o:huawei:emui:10.1.1:*:*:*:*:*:*:*", "matchCriteriaId": "A7FF0AD1-22C2-423B-822A-E6496CEDAB02", "vulnerable": true}, {"criteria": "cpe:2.3:o:huawei:harmonyos:*:*:*:*:*:*:*:*", "matchCriteriaId": "84A0CF45-FF48-42DF-9063-34AB6CA4FE12", "versionEndExcluding": "2.0", "vulnerable": true}, {"criteria": "cpe:2.3:o:huawei:harmonyos:2.0:*:*:*:*:*:*:*", "matchCriteriaId": "3AD62E8B-CB4B-43A6-98E8-09A8A1A3505B", "vulnerable": true}, {"criteria": "cpe:2.3:o:huawei:magic_ui:2.1.1:*:*:*:*:*:*:*", "matchCriteriaId": "49E5FFC0-53B4-4A34-8A23-BC70AA565703", "vulnerable": true}, {"criteria": "cpe:2.3:o:huawei:magic_ui:3.0.0:*:*:*:*:*:*:*", "matchCriteriaId": "8A7A4346-1757-48F9-827C-13EABC357302", "vulnerable": true}, {"criteria": "cpe:2.3:o:huawei:magic_ui:3.1.0:*:*:*:*:*:*:*", "matchCriteriaId": "EFAE846A-00EA-417F-B66F-1F5396BB6139", "vulnerable": true}, {"criteria": "cpe:2.3:o:huawei:magic_ui:3.1.1:*:*:*:*:*:*:*", "matchCriteriaId": "B655712B-E86C-4BD2-8A99-AEA382C520E7", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "There is an Unauthorized file access vulnerability in Smartphones.Successful exploitation of this vulnerability may affect service confidentiality."}, {"lang": "es", "value": "Se presenta una vulnerabilidad de acceso no autorizado a archivos en los Smartphones. Una explotaci\u00f3n con \u00e9xito de esta vulnerabilidad puede afectar la confidencialidad del servicio"}], "id": "CVE-2021-37133", "lastModified": "2025-05-22T19:15:25.107", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "MEDIUM", "cvssData": {"accessComplexity": "LOW", "accessVector": "NETWORK", "authentication": "NONE", "availabilityImpact": "NONE", "baseScore": 5.0, "confidentialityImpact": "PARTIAL", "integrityImpact": "NONE", "vectorString": "AV:N/AC:L/Au:N/C:P/I:N/A:N", "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": "NONE", "baseScore": 7.5, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "NONE", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N", "version": "3.1"}, "exploitabilityScore": 3.9, "impactScore": 3.6, "source": "nvd@nist.gov", "type": "Primary"}, {"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 7.5, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "NONE", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N", "version": "3.1"}, "exploitabilityScore": 3.9, "impactScore": 3.6, "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "type": "Secondary"}]}, "published": "2022-01-03T22:15:09.800", "references": [{"source": "psirt@huawei.com", "tags": ["Vendor Advisory"], "url": "https://consumer.huawei.com/en/support/bulletin/2021/11/"}, {"source": "psirt@huawei.com", "tags": ["Vendor Advisory"], "url": "https://device.harmonyos.com/en/docs/security/update/security-bulletins-202111-0000001217889667"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Vendor Advisory"], "url": "https://consumer.huawei.com/en/support/bulletin/2021/11/"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Vendor Advisory"], "url": "https://device.harmonyos.com/en/docs/security/update/security-bulletins-202111-0000001217889667"}], "sourceIdentifier": "psirt@huawei.com", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "NVD-CWE-noinfo"}], "source": "nvd@nist.gov", "type": "Primary"}]}