CVE-2021-20730

Improper access control vulnerability in WSR-1166DHP3 firmware Ver.1.16 and prior and WSR-1166DHP4 firmware Ver.1.02 and prior allows an attacker to obtain configuration information via unspecified vectors.

CVSS v3 4.3 MEDIUM
CVSS v2.0 3.3 LOW

4.3^/10

CVSS v3 : MEDIUM

Vector :

Exploitability : 2.8 / Impact : 1.4

Attack Vector ADJACENT_NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact LOW

Integrity Impact NONE

Availability Impact NONE

Scope UNCHANGED

3.3^/10

CVSS v2.0 : LOW

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

Exploitability : 6.5 / Impact : 2.9

Access Vector ADJACENT_NETWORK

Access Complexity LOW

Authentication NONE

Confidentiality Impact PARTIAL

Integrity Impact NONE

Availability Impact NONE

References

Link	Resource
https://jvn.jp/en/vu/JVNVU92862829/index.html	Third Party Advisory
https://www.buffalo.jp/news/detail/20210531-01.html	Vendor Advisory

Configurations

Configuration 1 (hide)

AND

cpe:2.3:o:buffalo:wsr-1166dhp4_firmware:*:*:*:*:*:*:*:*

cpe:2.3:h:buffalo:wsr-1166dhp4:-:*:*:*:*:*:*:*

Configuration 2 (hide)

AND

cpe:2.3:o:buffalo:wsr-1166dhp3_firmware:*:*:*:*:*:*:*:*

cpe:2.3:h:buffalo:wsr-1166dhp3:-:*:*:*:*:*:*:*

History

No history.

Information

Published : 2021-06-09 02:15

Updated : 2024-02-28 18:28

NVD link : CVE-2021-20730

Mitre link : CVE-2021-20730

CVE.ORG link : CVE-2021-20730

JSON object : View

Products Affected

buffalo

wsr-1166dhp3
wsr-1166dhp4
wsr-1166dhp4_firmware
wsr-1166dhp3_firmware

CWE

NVD-CWE-Other

{"id": "CVE-2021-20730", "metrics": {"cvssMetricV2": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"version": "2.0", "baseScore": 3.3, "accessVector": "ADJACENT_NETWORK", "vectorString": "AV:A/AC:L/Au:N/C:P/I:N/A:N", "authentication": "NONE", "integrityImpact": "NONE", "accessComplexity": "LOW", "availabilityImpact": "NONE", "confidentialityImpact": "PARTIAL"}, "acInsufInfo": false, "impactScore": 2.9, "baseSeverity": "LOW", "obtainAllPrivilege": false, "exploitabilityScore": 6.5, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": false}], "cvssMetricV31": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 4.3, "attackVector": "ADJACENT_NETWORK", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N", "integrityImpact": "NONE", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "NONE", "privilegesRequired": "NONE", "confidentialityImpact": "LOW"}, "impactScore": 1.4, "exploitabilityScore": 2.8}]}, "published": "2021-06-09T02:15:06.750", "references": [{"url": "https://jvn.jp/en/vu/JVNVU92862829/index.html", "tags": ["Third Party Advisory"], "source": "vultures@jpcert.or.jp"}, {"url": "https://www.buffalo.jp/news/detail/20210531-01.html", "tags": ["Vendor Advisory"], "source": "vultures@jpcert.or.jp"}], "vulnStatus": "Analyzed", "weaknesses": [{"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "NVD-CWE-Other"}]}], "descriptions": [{"lang": "en", "value": "Improper access control vulnerability in WSR-1166DHP3 firmware Ver.1.16 and prior and WSR-1166DHP4 firmware Ver.1.02 and prior allows an attacker to obtain configuration information via unspecified vectors."}, {"lang": "es", "value": "Una vulnerabilidad de control de acceso inapropiado en WSR-1166DHP3 versiones de firmware Ver.1.16 y anteriores y WSR-1166DHP4 versiones de firmware Ver.1.02 y anteriores, permite a un atacante obtener informaci\u00f3n de configuraci\u00f3n por medio de vectores no especificados"}], "lastModified": "2022-06-28T14:11:45.273", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:buffalo:wsr-1166dhp4_firmware:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "1EF7C3C8-2942-4854-9743-2CB6BAA195C6", "versionEndIncluding": "1.02"}], "operator": "OR"}, {"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:h:buffalo:wsr-1166dhp4:-:*:*:*:*:*:*:*", "vulnerable": false, "matchCriteriaId": "538CF9D0-FA27-489F-B231-852ADFDE88BD"}], "operator": "OR"}], "operator": "AND"}, {"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:buffalo:wsr-1166dhp3_firmware:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "9850EF9F-09F1-434A-8986-DA980B1B354B", "versionEndIncluding": "1.16"}], "operator": "OR"}, {"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:h:buffalo:wsr-1166dhp3:-:*:*:*:*:*:*:*", "vulnerable": false, "matchCriteriaId": "4CAE27A4-80A3-4BB1-9D4D-C6528133B8D6"}], "operator": "OR"}], "operator": "AND"}], "sourceIdentifier": "vultures@jpcert.or.jp"}