CVE-2021-40026

There is a Heap-based buffer overflow vulnerability in the AOD module in smartphones. Successful exploitation of this vulnerability may affect service integrity.

CVSS v3 7.5 HIGH
CVSS v2.0 5.0 MEDIUM

7.5^/10

CVSS v3 : HIGH

Vector :

Exploitability : 3.9 / Impact : 3.6

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact HIGH

Availability Impact NONE

Scope UNCHANGED

5.0^/10

CVSS v2.0 : MEDIUM

Vector : AV:N/AC:L/Au:N/C:N/I:P/A:N

Exploitability : 10.0 / Impact : 2.9

Access Vector NETWORK

Access Complexity LOW

Authentication NONE

Confidentiality Impact NONE

Integrity Impact PARTIAL

Availability Impact NONE

References

Link	Resource
https://consumer.huawei.com/en/support/bulletin/2022/1/	Vendor Advisory
https://device.harmonyos.com/en/docs/security/update/security-bulletins-202201-0000001238736331	Vendor Advisory

Configurations

Configuration 1 (hide)

cpe:2.3:o:huawei:harmonyos:*:*:*:*:*:*:*:*

Configuration 2 (hide)

OR	cpe:2.3:o:huawei:emui:11.0.0:::::::*
	cpe:2.3:o:huawei:emui:12.0.0:::::::*
	cpe:2.3:o:huawei:magic_ui:4.0.0:::::::*

History

No history.

Information

Published : 2022-01-10 14:10

Updated : 2024-02-28 18:48

NVD link : CVE-2021-40026

Mitre link : CVE-2021-40026

CVE.ORG link : CVE-2021-40026

JSON object : View

Products Affected

huawei

harmonyos
emui
magic_ui

CWE

CWE-787

Out-of-bounds Write

{"id": "CVE-2021-40026", "metrics": {"cvssMetricV2": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"version": "2.0", "baseScore": 5.0, "accessVector": "NETWORK", "vectorString": "AV:N/AC:L/Au:N/C:N/I:P/A:N", "authentication": "NONE", "integrityImpact": "PARTIAL", "accessComplexity": "LOW", "availabilityImpact": "NONE", "confidentialityImpact": "NONE"}, "acInsufInfo": false, "impactScore": 2.9, "baseSeverity": "MEDIUM", "obtainAllPrivilege": false, "exploitabilityScore": 10.0, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": false}], "cvssMetricV31": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"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:N/I:H/A:N", "integrityImpact": "HIGH", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "NONE", "privilegesRequired": "NONE", "confidentialityImpact": "NONE"}, "impactScore": 3.6, "exploitabilityScore": 3.9}]}, "published": "2022-01-10T14:10:21.760", "references": [{"url": "https://consumer.huawei.com/en/support/bulletin/2022/1/", "tags": ["Vendor Advisory"], "source": "psirt@huawei.com"}, {"url": "https://device.harmonyos.com/en/docs/security/update/security-bulletins-202201-0000001238736331", "tags": ["Vendor Advisory"], "source": "psirt@huawei.com"}], "vulnStatus": "Analyzed", "weaknesses": [{"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "CWE-787"}]}], "descriptions": [{"lang": "en", "value": "There is a Heap-based buffer overflow vulnerability in the AOD module in smartphones. Successful exploitation of this vulnerability may affect service integrity."}, {"lang": "es", "value": "Se presenta una vulnerabilidad de desbordamiento de b\u00fafer en la regi\u00f3n Heap de la memoria en el m\u00f3dulo AOD de los smartphones. Una explotaci\u00f3n con \u00e9xito de esta vulnerabilidad puede afectar la integridad del servicio"}], "lastModified": "2022-01-13T14:26:51.273", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:huawei:harmonyos:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "84A0CF45-FF48-42DF-9063-34AB6CA4FE12", "versionEndExcluding": "2.0"}], "operator": "OR"}]}, {"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:huawei:emui:11.0.0:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "0B701EC6-8208-4D22-95A6-B07D471A8A8B"}, {"criteria": "cpe:2.3:o:huawei:emui:12.0.0:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "A974CA73-84E8-480B-BB4C-4A81D0C985B2"}, {"criteria": "cpe:2.3:o:huawei:magic_ui:4.0.0:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "F6066FAB-23F5-4CB2-B89E-B00F8835AC39"}], "operator": "OR"}]}], "sourceIdentifier": "psirt@huawei.com"}