{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-28541", "assignerOrgId": "25ac1063-e409-4190-8079-24548c77ea2e", "state": "PUBLISHED", "assignerShortName": "huawei", "dateReserved": "2026-02-28T03:58:12.087Z", "datePublished": "2026-03-05T07:56:33.890Z", "dateUpdated": "2026-03-05T15:40:44.998Z"}, "containers": {"cna": {"affected": [{"defaultStatus": "unaffected", "product": "HarmonyOS", "vendor": "Huawei", "versions": [{"status": "affected", "version": "6.0.0"}, {"status": "affected", "version": "5.1.0"}]}], "descriptions": [{"lang": "en", "supportingMedia": [{"base64": false, "type": "text/html", "value": "Permission control vulnerability in the cellular_data module. Impact: Successful exploitation of this vulnerability may affect availability."}], "value": "Permission control vulnerability in the cellular_data module.\u00a0Impact: Successful exploitation of this vulnerability may affect availability."}], "metrics": [{"cvssV3_1": {"attackComplexity": "LOW", "attackVector": "LOCAL", "availabilityImpact": "LOW", "baseScore": 4, "baseSeverity": "MEDIUM", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L", "version": "3.1"}, "format": "CVSS", "scenarios": [{"lang": "en", "value": "GENERAL"}]}], "problemTypes": [{"descriptions": [{"cweId": "CWE-264", "description": "CWE-264 Permissions, Privileges, and Access Controls", "lang": "en", "type": "CWE"}]}], "providerMetadata": {"orgId": "25ac1063-e409-4190-8079-24548c77ea2e", "shortName": "huawei", "dateUpdated": "2026-03-05T07:56:33.890Z"}, "references": [{"url": "https://consumer.huawei.com/en/support/bulletin/2026/3/"}, {"url": "https://consumer.huawei.com/en/support/bulletinvision/2026/3/"}, {"url": "https://consumer.huawei.com/en/support/bulletinwearables/2026/3/"}, {"url": "https://consumer.huawei.com/en/support/bulletinlaptops/2026/3/"}], "source": {"discovery": "UNKNOWN"}, "x_generator": {"engine": "Vulnogram 0.5.0"}}, "adp": [{"metrics": [{"other": {"type": "ssvc", "content": {"timestamp": "2026-03-05T15:28:55.317497Z", "id": "CVE-2026-28541", "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": "2026-03-05T15:40:44.998Z"}}]}}

{"dataType": "CVE_RECORD", "containers": {"adp": [{"title": "CISA ADP Vulnrichment", "metrics": [{"other": {"type": "ssvc", "content": {"id": "CVE-2026-28541", "role": "CISA Coordinator", "options": [{"Exploitation": "none"}, {"Automatable": "no"}, {"Technical Impact": "partial"}], "version": "2.0.3", "timestamp": "2026-03-05T15:28:55.317497Z"}}}], "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2026-03-05T15:28:56.308Z"}}], "cna": {"source": {"discovery": "UNKNOWN"}, "metrics": [{"format": "CVSS", "cvssV3_1": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 4, "attackVector": "LOCAL", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L", "integrityImpact": "NONE", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "LOW", "privilegesRequired": "NONE", "confidentialityImpact": "NONE"}, "scenarios": [{"lang": "en", "value": "GENERAL"}]}], "affected": [{"vendor": "Huawei", "product": "HarmonyOS", "versions": [{"status": "affected", "version": "6.0.0"}, {"status": "affected", "version": "5.1.0"}], "defaultStatus": "unaffected"}], "references": [{"url": "https://consumer.huawei.com/en/support/bulletin/2026/3/"}, {"url": "https://consumer.huawei.com/en/support/bulletinvision/2026/3/"}, {"url": "https://consumer.huawei.com/en/support/bulletinwearables/2026/3/"}, {"url": "https://consumer.huawei.com/en/support/bulletinlaptops/2026/3/"}], "x_generator": {"engine": "Vulnogram 0.5.0"}, "descriptions": [{"lang": "en", "value": "Permission control vulnerability in the cellular_data module.\u00a0Impact: Successful exploitation of this vulnerability may affect availability.", "supportingMedia": [{"type": "text/html", "value": "Permission control vulnerability in the cellular_data module. Impact: Successful exploitation of this vulnerability may affect availability.", "base64": false}]}], "problemTypes": [{"descriptions": [{"lang": "en", "type": "CWE", "cweId": "CWE-264", "description": "CWE-264 Permissions, Privileges, and Access Controls"}]}], "providerMetadata": {"orgId": "25ac1063-e409-4190-8079-24548c77ea2e", "shortName": "huawei", "dateUpdated": "2026-03-05T07:56:33.890Z"}}}, "cveMetadata": {"cveId": "CVE-2026-28541", "state": "PUBLISHED", "dateUpdated": "2026-03-05T15:40:44.998Z", "dateReserved": "2026-02-28T03:58:12.087Z", "assignerOrgId": "25ac1063-e409-4190-8079-24548c77ea2e", "datePublished": "2026-03-05T07:56:33.890Z", "assignerShortName": "huawei"}, "dataVersion": "5.2"}

{"configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:huawei:harmonyos:5.1.0:*:*:*:*:*:*:*", "matchCriteriaId": "E39DE6A6-CBE6-4086-93CD-113D1B3BA730", "vulnerable": true}, {"criteria": "cpe:2.3:o:huawei:harmonyos:6.0.0:*:*:*:*:*:*:*", "matchCriteriaId": "0EBE30DD-E146-4A6A-BE68-DEF9D4D0B2A8", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "Permission control vulnerability in the cellular_data module.\u00a0Impact: Successful exploitation of this vulnerability may affect availability."}], "id": "CVE-2026-28541", "lastModified": "2026-03-05T21:39:23.040", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "LOCAL", "availabilityImpact": "LOW", "baseScore": 4.0, "baseSeverity": "MEDIUM", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L", "version": "3.1"}, "exploitabilityScore": 2.5, "impactScore": 1.4, "source": "psirt@huawei.com", "type": "Secondary"}, {"cvssData": {"attackComplexity": "LOW", "attackVector": "LOCAL", "availabilityImpact": "HIGH", "baseScore": 5.5, "baseSeverity": "MEDIUM", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H", "version": "3.1"}, "exploitabilityScore": 1.8, "impactScore": 3.6, "source": "nvd@nist.gov", "type": "Primary"}]}, "published": "2026-03-05T08:15:58.993", "references": [{"source": "psirt@huawei.com", "tags": ["Vendor Advisory"], "url": "https://consumer.huawei.com/en/support/bulletin/2026/3/"}, {"source": "psirt@huawei.com", "tags": ["Vendor Advisory"], "url": "https://consumer.huawei.com/en/support/bulletinlaptops/2026/3/"}, {"source": "psirt@huawei.com", "tags": ["Vendor Advisory"], "url": "https://consumer.huawei.com/en/support/bulletinvision/2026/3/"}, {"source": "psirt@huawei.com", "tags": ["Vendor Advisory"], "url": "https://consumer.huawei.com/en/support/bulletinwearables/2026/3/"}], "sourceIdentifier": "psirt@huawei.com", "vulnStatus": "Analyzed", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-264"}], "source": "psirt@huawei.com", "type": "Secondary"}, {"description": [{"lang": "en", "value": "NVD-CWE-noinfo"}], "source": "nvd@nist.gov", "type": "Primary"}]}

{}

{"affected": [{"configurations": [{"platform": null, "status": "affected", "versions": {"scheme": "semver", "value": "6.0.0"}}, {"platform": null, "status": "affected", "versions": {"scheme": "semver", "value": "5.1.0"}}], "enrichment": {"confidence": 100.0, "confidence_source": "matching", "scores": [{"score": 100.0, "source": "matching"}]}, "original": {"product": "HarmonyOS", "source": "cna", "vendor": "Huawei"}, "product": "harmonyos", "vendor": "huawei"}], "analysis": {"en": {"generated_at": "2026-04-16T12:27:35.348089+00:00", "value": {"mitigation_remediation": ["Download and install the latest HarmonyOS firmware update that addresses the cellular_data permission control flaw from Huawei\u2019s official support site.", "Review and remove or restrict cellular_data permissions granted to non\u2011essential or third\u2011party applications through the device\u2019s settings menu.", "Configure device logging and alerts to detect abnormal or unauthorized changes to cellular connectivity settings, and review logs regularly for signs of exploitation."], "summary": {"action": "Apply patch", "impact": "Availability impact"}, "threat_synthesis": {"affected_systems": "The flaw affects Huawei HarmonyOS operating systems, specifically versions 5.1.0 and 6.0.0. It is documented for all product lines that ship with these OS releases, including phones, laptops, smart TVs, and wearables.", "description_and_impact": "A permission control flaw exists in the cellular_data module of Huawei HarmonyOS. The vulnerability allows a malicious actor to manipulate cellular data access permissions, potentially causing a denial of service on the device\u2019s connectivity. The weakness is a classic example of insufficient authorization checks, as identified by CWE\u2011264.", "risk_and_exploitability": "The CVSS score of 4.0 represents moderate severity, while the EPSS score of less than 1% indicates a very low probability of exploitation at the time of this analysis. The vulnerability is not listed in the CISA KEV catalog. The likely attack vector is local or device\u2011based: an attacker with the ability to install or modify applications with elevated privileges can exploit the permission control flaw to disrupt cellular connectivity. Due to the potential impact on availability, the risk to affected users warrants timely remediation."}}}}, "created": "2026-03-06T15:07:52.066278+00:00", "title": "Permission control flaw in HarmonyOS cellular_data module may affect device connectivity", "updated": "2026-04-16T12:30:06.120404+00:00", "vendors": ["huawei", "huawei$PRODUCT$harmonyos"]}