CVE-2021-20642 - OpenCVE

Improper check or handling of exceptional conditions in LOGITEC LAN-W300N/RS allows a remote attacker to cause a denial-of-service (DoS) condition by sending a specially crafted URL.

Attack Vector Network

Attack Complexity Low

Privileges Required None

Scope Unchanged

Confidentiality Impact None

Integrity Impact None

Availability Impact High

User Interaction Required

No CVSS v3.0

Access Vector Network

Access Complexity Medium

Authentication None

Confidentiality Impact None

Integrity Impact None

Availability Impact Partial

AV:N/AC:M/Au:N/C:N/I:N/A:P

Vendors & Products
CPE Configurations

Vendors	Products
Logitech	Lan-w300n\/rs Lan-w300n\/rs Firmware

Configuration 1 [-]

AND

cpe:2.3:o:logitech:lan-w300n\/rs_firmware:-:*:*:*:*:*:*:*

cpe:2.3:h:logitech:lan-w300n\/rs:-:*:*:*:*:*:*:*

References

Link	Resource
https://jvn.jp/en/jp/JVN96783542/index.html	Third Party Advisory
https://www.elecom.co.jp/news/security/20210126-01/	Vendor Advisory

History

No history.

MITRE Information

Status: PUBLISHED

Assigner: jpcert

Published: 2021-02-12T06:15:45

Updated: 2021-02-12T06:15:45

Reserved: 2020-12-17T00:00:00

Link: CVE-2021-20642

JSON object: View

NVD Information

Status : Analyzed

Published: 2021-02-12T07:15:14.937

Modified: 2022-05-03T16:04:40.443

Link: CVE-2021-20642

JSON object: View

Redhat Information

No data.

CWE

NVD-CWE-Other

{"configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:logitech:lan-w300n\\/rs_firmware:-:*:*:*:*:*:*:*", "matchCriteriaId": "58C9E26A-BDBC-44AD-AC82-A75B6D01868A", "vulnerable": true}], "negate": false, "operator": "OR"}, {"cpeMatch": [{"criteria": "cpe:2.3:h:logitech:lan-w300n\\/rs:-:*:*:*:*:*:*:*", "matchCriteriaId": "9D0B570C-E90F-4AE1-80F5-1083DB612F1D", "vulnerable": false}], "negate": false, "operator": "OR"}], "operator": "AND"}], "descriptions": [{"lang": "en", "value": "Improper check or handling of exceptional conditions in LOGITEC LAN-W300N/RS allows a remote attacker to cause a denial-of-service (DoS) condition by sending a specially crafted URL."}, {"lang": "es", "value": "Una comprobaci\u00f3n inapropiada o el manejo de condiciones excepcionales en LOGITEC LAN-W300N/RS, permite a un atacante remoto causar una condici\u00f3n de denegaci\u00f3n de servicio (DoS) al enviar una URL especialmente dise\u00f1ada"}], "id": "CVE-2021-20642", "lastModified": "2022-05-03T16:04:40.443", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "MEDIUM", "cvssData": {"accessComplexity": "MEDIUM", "accessVector": "NETWORK", "authentication": "NONE", "availabilityImpact": "PARTIAL", "baseScore": 4.3, "confidentialityImpact": "NONE", "integrityImpact": "NONE", "vectorString": "AV:N/AC:M/Au:N/C:N/I:N/A:P", "version": "2.0"}, "exploitabilityScore": 8.6, "impactScore": 2.9, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": true}], "cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 6.5, "baseSeverity": "MEDIUM", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "REQUIRED", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H", "version": "3.1"}, "exploitabilityScore": 2.8, "impactScore": 3.6, "source": "nvd@nist.gov", "type": "Primary"}]}, "published": "2021-02-12T07:15:14.937", "references": [{"source": "vultures@jpcert.or.jp", "tags": ["Third Party Advisory"], "url": "https://jvn.jp/en/jp/JVN96783542/index.html"}, {"source": "vultures@jpcert.or.jp", "tags": ["Vendor Advisory"], "url": "https://www.elecom.co.jp/news/security/20210126-01/"}], "sourceIdentifier": "vultures@jpcert.or.jp", "vulnStatus": "Analyzed", "weaknesses": [{"description": [{"lang": "en", "value": "NVD-CWE-Other"}], "source": "nvd@nist.gov", "type": "Primary"}]}