CVE-2021-46886

View on CVE.org

Published May 26, 2023 CVSS 3.1 · 7.5 High EPSS < 1% KEV · Not listed

Description

The video framework has memory overwriting caused by addition overflow. Successful exploitation of this vulnerability may affect availability.

Affected Products

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor Product Default status Versions

Huawei

HarmonyOS

affected

Version	Status	Constraints
`2.1.0`	affected	—
`2.0.1`	affected	—
`2.0.0`	affected	—

Huawei

EMUI

affected

Version	Status	Constraints
`12.0.1`	affected	—
`12.0.0`	affected	—
`11.0.0`	affected	—
`10.1.1`	affected	—
`10.1.0`	affected	—

Configuration 1 [-]

OR	cpe:2.3:o:huawei:emui:10.1.0:::::::*
	cpe:2.3:o:huawei:emui:10.1.1:::::::*
	cpe:2.3:o:huawei:emui:11.0.0:::::::*
	cpe:2.3:o:huawei:emui:12.0.0:::::::*
	cpe:2.3:o:huawei:emui:12.0.1:::::::*

No data.

No data available yet.

Remediation

No solution or workaround provided in the CVE record

Tracking

Sign in to view the affected projects.

Advisories

Source	ID	Title
EUVD	EUVD-2021-33536	The video framework has memory overwriting caused by addition overflow. Successful exploitation of this vulnerability may affect availability.

Metrics

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

No CVSS v2

This CVE is not in the KEV list.

Exploit prediction score: < 1% (0.434% probability within 30 days)

Exploitation none

Automatable yes

Technical Impact partial

References

Link	Providers
https://consumer.huawei.com/en/support/bulletin/2023/5/

History

Jan 16, 2025 5:15 PM Scoring metrics updated View changes

Type	Values Removed	Values Added
Metrics		ssvc `{'options': {'Automatable': 'yes', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}`

Subscriptions

Huawei Emui

Weaknesses

CWE-120

Sources

CVE record Updated: Jan 16, 2025, 4:23 PM

Status: PUBLISHED
Assigner: huawei
Published: May 26, 2023, 12:00 AM
Updated: Jan 16, 2025, 4:23 PM
Reserved: Apr 26, 2023, 12:00 AM

View source JSON

Vulnrichment Updated: Aug 4, 2024, 5:17 AM

Updated: Aug 4, 2024, 5:17 AM

NVD Updated: Jun 17, 2026, 4:15 AM

Status: Modified
Published: May 26, 2023, 5:15 PM
Modified: Jun 17, 2026, 4:15 AM

View source JSON

Red Hat No data

No data.

OpenCVE enrichment No data

No data.

{"dataType": "CVE_RECORD", "dataVersion": "5.1", "cveMetadata": {"state": "PUBLISHED", "cveId": "CVE-2021-46886", "assignerOrgId": "25ac1063-e409-4190-8079-24548c77ea2e", "assignerShortName": "huawei", "dateUpdated": "2025-01-16T16:23:12.177Z", "dateReserved": "2023-04-26T00:00:00.000Z", "datePublished": "2023-05-26T00:00:00.000Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "25ac1063-e409-4190-8079-24548c77ea2e", "shortName": "huawei", "dateUpdated": "2023-05-26T00:00:00.000Z"}, "descriptions": [{"lang": "en", "value": "The video framework has memory overwriting caused by addition overflow. Successful exploitation of this vulnerability may affect availability."}], "affected": [{"vendor": "Huawei", "product": "HarmonyOS", "versions": [{"version": "2.1.0", "status": "affected"}, {"version": "2.0.1", "status": "affected"}, {"version": "2.0.0", "status": "affected"}]}, {"vendor": "Huawei", "product": "EMUI", "versions": [{"version": "12.0.1", "status": "affected"}, {"version": "12.0.0", "status": "affected"}, {"version": "11.0.0", "status": "affected"}, {"version": "10.1.1", "status": "affected"}, {"version": "10.1.0", "status": "affected"}]}], "references": [{"url": "https://consumer.huawei.com/en/support/bulletin/2023/5/"}], "problemTypes": [{"descriptions": [{"type": "text", "lang": "en", "description": "Memory Overwriting Vulnerability"}]}]}, "adp": [{"providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-04T05:17:42.971Z"}, "title": "CVE Program Container", "references": [{"url": "https://consumer.huawei.com/en/support/bulletin/2023/5/", "tags": ["x_transferred"]}]}, {"problemTypes": [{"descriptions": [{"type": "CWE", "cweId": "CWE-120", "lang": "en", "description": "CWE-120 Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')"}]}], "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:N/I:N/A:H", "integrityImpact": "NONE", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "NONE", "confidentialityImpact": "NONE"}}, {"other": {"type": "ssvc", "content": {"timestamp": "2025-01-16T16:22:28.398029Z", "id": "CVE-2021-46886", "options": [{"Exploitation": "none"}, {"Automatable": "yes"}, {"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": "2025-01-16T16:23:12.177Z"}}]}}

{"dataType": "CVE_RECORD", "containers": {"adp": [{"title": "CVE Program Container", "references": [{"url": "https://consumer.huawei.com/en/support/bulletin/2023/5/", "tags": ["x_transferred"]}], "providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-04T05:17:42.971Z"}}, {"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:N/I:N/A:H", "integrityImpact": "NONE", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "NONE", "confidentialityImpact": "NONE"}}, {"other": {"type": "ssvc", "content": {"id": "CVE-2021-46886", "role": "CISA Coordinator", "options": [{"Exploitation": "none"}, {"Automatable": "yes"}, {"Technical Impact": "partial"}], "version": "2.0.3", "timestamp": "2025-01-16T16:22:28.398029Z"}}}], "problemTypes": [{"descriptions": [{"lang": "en", "type": "CWE", "cweId": "CWE-120", "description": "CWE-120 Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')"}]}], "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2025-01-16T16:22:47.976Z"}}], "cna": {"affected": [{"vendor": "Huawei", "product": "HarmonyOS", "versions": [{"status": "affected", "version": "2.1.0"}, {"status": "affected", "version": "2.0.1"}, {"status": "affected", "version": "2.0.0"}]}, {"vendor": "Huawei", "product": "EMUI", "versions": [{"status": "affected", "version": "12.0.1"}, {"status": "affected", "version": "12.0.0"}, {"status": "affected", "version": "11.0.0"}, {"status": "affected", "version": "10.1.1"}, {"status": "affected", "version": "10.1.0"}]}], "references": [{"url": "https://consumer.huawei.com/en/support/bulletin/2023/5/"}], "descriptions": [{"lang": "en", "value": "The video framework has memory overwriting caused by addition overflow. Successful exploitation of this vulnerability may affect availability."}], "problemTypes": [{"descriptions": [{"lang": "en", "type": "text", "description": "Memory Overwriting Vulnerability"}]}], "providerMetadata": {"orgId": "25ac1063-e409-4190-8079-24548c77ea2e", "shortName": "huawei", "dateUpdated": "2023-05-26T00:00:00.000Z"}}}, "cveMetadata": {"cveId": "CVE-2021-46886", "state": "PUBLISHED", "dateUpdated": "2025-01-16T16:23:12.177Z", "dateReserved": "2023-04-26T00:00:00.000Z", "assignerOrgId": "25ac1063-e409-4190-8079-24548c77ea2e", "datePublished": "2023-05-26T00:00:00.000Z", "assignerShortName": "huawei"}, "dataVersion": "5.1"}

{"affected": [{"affectedData": [{"product": "HarmonyOS", "vendor": "Huawei", "versions": [{"status": "affected", "version": "2.1.0"}, {"status": "affected", "version": "2.0.1"}, {"status": "affected", "version": "2.0.0"}]}, {"product": "EMUI", "vendor": "Huawei", "versions": [{"status": "affected", "version": "12.0.1"}, {"status": "affected", "version": "12.0.0"}, {"status": "affected", "version": "11.0.0"}, {"status": "affected", "version": "10.1.1"}, {"status": "affected", "version": "10.1.0"}]}], "source": "psirt@huawei.com"}], "configurations": [{"nodes": [{"cpeMatch": [{"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:emui:11.0.0:*:*:*:*:*:*:*", "matchCriteriaId": "0B701EC6-8208-4D22-95A6-B07D471A8A8B", "vulnerable": true}, {"criteria": "cpe:2.3:o:huawei:emui:12.0.0:*:*:*:*:*:*:*", "matchCriteriaId": "A974CA73-84E8-480B-BB4C-4A81D0C985B2", "vulnerable": true}, {"criteria": "cpe:2.3:o:huawei:emui:12.0.1:*:*:*:*:*:*:*", "matchCriteriaId": "2DF07E7F-3A18-4B74-B73D-DF3647C2A48F", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "The video framework has memory overwriting caused by addition overflow. Successful exploitation of this vulnerability may affect availability."}], "id": "CVE-2021-46886", "lastModified": "2026-06-17T04:15:44.847", "metrics": {"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"}, {"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": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "type": "Secondary"}], "ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2021-46886", "options": [{"exploitation": "none"}, {"automatable": "yes"}, {"technicalImpact": "partial"}], "role": "CISA Coordinator", "timestamp": "2025-01-16T16:22:28.398029Z", "version": "2.0.3"}}]}, "published": "2023-05-26T17:15:13.127", "references": [{"source": "psirt@huawei.com", "tags": ["Vendor Advisory"], "url": "https://consumer.huawei.com/en/support/bulletin/2023/5/"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Vendor Advisory"], "url": "https://consumer.huawei.com/en/support/bulletin/2023/5/"}], "sourceIdentifier": "psirt@huawei.com", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-120"}], "source": "nvd@nist.gov", "type": "Primary"}, {"description": [{"lang": "en", "value": "CWE-120"}], "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "type": "Secondary"}]}