CVE-2021-21951 - OpenCVE

An out-of-bounds write vulnerability exists in the CMD_DEVICE_GET_SERVER_LIST_REQUEST functionality of the home_security binary of Anker Eufy Homebase 2 2.1.6.9h in function read_udp_push_config_file. A specially-crafted network packet can lead to code execution.

No CVSS v4.0

Attack Vector Network

Attack Complexity Low

Privileges Required None

Scope Changed

Confidentiality Impact High

Integrity Impact High

Availability Impact High

User Interaction None

Attack Vector Network

Attack Complexity Low

Privileges Required None

Scope Changed

Confidentiality Impact High

Integrity Impact High

Availability Impact High

User Interaction None

Access Vector Network

Access Complexity Low

Authentication None

Confidentiality Impact Complete

Integrity Impact Complete

Availability Impact Complete

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

This CVE is not in the KEV list.

Key SSVC decision points have not yet been added.

Vendors	Products
Anker	Eufy Homebase 2 Eufy Homebase 2 Firmware

Configuration 1 [-]

AND

cpe:2.3:o:anker:eufy_homebase_2_firmware:2.1.6.9h:*:*:*:*:*:*:*

cpe:2.3:h:anker:eufy_homebase_2:-:*:*:*:*:*:*:*

No data.

References

Link	Providers
https://talosintelligence.com/vulnerability_reports/TALOS-2021-1378

History

No history.

MITRE

Status: PUBLISHED

Assigner: talos

Published: 2021-12-08T21:28:15

Updated: 2024-08-03T18:30:23.655Z

Reserved: 2021-01-04T00:00:00

Link: CVE-2021-21951

Vulnrichment

No data.

NVD

Status : Analyzed

Published: 2021-12-08T22:15:08.320

Modified: 2023-06-26T19:04:46.880

Link: CVE-2021-21951

Redhat

No data.

{"containers": {"cna": {"affected": [{"product": "Anker", "vendor": "n/a", "versions": [{"status": "affected", "version": "Anker Eufy Homebase 2 2.1.6.9h"}]}], "descriptions": [{"lang": "en", "value": "An out-of-bounds write vulnerability exists in the CMD_DEVICE_GET_SERVER_LIST_REQUEST functionality of the home_security binary of Anker Eufy Homebase 2 2.1.6.9h in function read_udp_push_config_file. A specially-crafted network packet can lead to code execution."}], "metrics": [{"cvssV3_0": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 10, "baseSeverity": "CRITICAL", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "CHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H", "version": "3.0"}}], "problemTypes": [{"descriptions": [{"cweId": "CWE-119", "description": "CWE-119: Improper Restriction of Operations within the Bounds of a Memory Buffer", "lang": "en", "type": "CWE"}]}], "providerMetadata": {"dateUpdated": "2021-12-08T21:28:15", "orgId": "b86d76f8-0f8a-4a96-a78d-d8abfc7fc29b", "shortName": "talos"}, "references": [{"tags": ["x_refsource_MISC"], "url": "https://talosintelligence.com/vulnerability_reports/TALOS-2021-1378"}], "x_legacyV4Record": {"CVE_data_meta": {"ASSIGNER": "talos-cna@cisco.com", "ID": "CVE-2021-21951", "STATE": "PUBLIC"}, "affects": {"vendor": {"vendor_data": [{"product": {"product_data": [{"product_name": "Anker", "version": {"version_data": [{"version_value": "Anker Eufy Homebase 2 2.1.6.9h"}]}}]}, "vendor_name": "n/a"}]}}, "data_format": "MITRE", "data_type": "CVE", "data_version": "4.0", "description": {"description_data": [{"lang": "eng", "value": "An out-of-bounds write vulnerability exists in the CMD_DEVICE_GET_SERVER_LIST_REQUEST functionality of the home_security binary of Anker Eufy Homebase 2 2.1.6.9h in function read_udp_push_config_file. A specially-crafted network packet can lead to code execution."}]}, "impact": {"cvss": {"baseScore": 10, "baseSeverity": null, "vectorString": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H", "version": "3.0"}}, "problemtype": {"problemtype_data": [{"description": [{"lang": "eng", "value": "CWE-119: Improper Restriction of Operations within the Bounds of a Memory Buffer"}]}]}, "references": {"reference_data": [{"name": "https://talosintelligence.com/vulnerability_reports/TALOS-2021-1378", "refsource": "MISC", "url": "https://talosintelligence.com/vulnerability_reports/TALOS-2021-1378"}]}}}, "adp": [{"providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-03T18:30:23.655Z"}, "title": "CVE Program Container", "references": [{"tags": ["x_refsource_MISC", "x_transferred"], "url": "https://talosintelligence.com/vulnerability_reports/TALOS-2021-1378"}]}]}, "cveMetadata": {"assignerOrgId": "b86d76f8-0f8a-4a96-a78d-d8abfc7fc29b", "assignerShortName": "talos", "cveId": "CVE-2021-21951", "datePublished": "2021-12-08T21:28:15", "dateReserved": "2021-01-04T00:00:00", "dateUpdated": "2024-08-03T18:30:23.655Z", "state": "PUBLISHED"}, "dataType": "CVE_RECORD", "dataVersion": "5.1"}

{"configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:anker:eufy_homebase_2_firmware:2.1.6.9h:*:*:*:*:*:*:*", "matchCriteriaId": "0724364A-312F-4040-A21D-1B88696C89D8", "vulnerable": true}], "negate": false, "operator": "OR"}, {"cpeMatch": [{"criteria": "cpe:2.3:h:anker:eufy_homebase_2:-:*:*:*:*:*:*:*", "matchCriteriaId": "52EB1932-8EEB-4644-BDE4-1585650729E7", "vulnerable": false}], "negate": false, "operator": "OR"}], "operator": "AND"}], "cveTags": [], "descriptions": [{"lang": "en", "value": "An out-of-bounds write vulnerability exists in the CMD_DEVICE_GET_SERVER_LIST_REQUEST functionality of the home_security binary of Anker Eufy Homebase 2 2.1.6.9h in function read_udp_push_config_file. A specially-crafted network packet can lead to code execution."}, {"lang": "es", "value": "Se presenta una vulnerabilidad de escritura fuera de l\u00edmites en la funcionalidad CMD_DEVICE_GET_SERVER_LIST_REQUEST del binario home_security de Anker Eufy Homebase versi\u00f3n 2 2.1.6.9h en la funci\u00f3n read_udp_push_config_file. Un paquete de red especialmente dise\u00f1ado puede conllevar a una ejecuci\u00f3n de c\u00f3digo"}], "id": "CVE-2021-21951", "lastModified": "2023-06-26T19:04:46.880", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "HIGH", "cvssData": {"accessComplexity": "LOW", "accessVector": "NETWORK", "authentication": "NONE", "availabilityImpact": "COMPLETE", "baseScore": 10.0, "confidentialityImpact": "COMPLETE", "integrityImpact": "COMPLETE", "vectorString": "AV:N/AC:L/Au:N/C:C/I:C/A:C", "version": "2.0"}, "exploitabilityScore": 10.0, "impactScore": 10.0, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": false}], "cvssMetricV30": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 10.0, "baseSeverity": "CRITICAL", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "CHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H", "version": "3.0"}, "exploitabilityScore": 3.9, "impactScore": 6.0, "source": "talos-cna@cisco.com", "type": "Secondary"}], "cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 10.0, "baseSeverity": "CRITICAL", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "CHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H", "version": "3.1"}, "exploitabilityScore": 3.9, "impactScore": 6.0, "source": "nvd@nist.gov", "type": "Primary"}]}, "published": "2021-12-08T22:15:08.320", "references": [{"source": "talos-cna@cisco.com", "tags": ["Exploit", "Third Party Advisory"], "url": "https://talosintelligence.com/vulnerability_reports/TALOS-2021-1378"}], "sourceIdentifier": "talos-cna@cisco.com", "vulnStatus": "Analyzed", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-1284"}], "source": "nvd@nist.gov", "type": "Primary"}, {"description": [{"lang": "en", "value": "CWE-119"}], "source": "talos-cna@cisco.com", "type": "Secondary"}]}