CVE-2021-40284

D-Link DSL-3782 EU v1.01:EU v1.03 is affected by a buffer overflow which can cause a denial of service. This vulnerability exists in the web interface "/cgi-bin/New_GUI/Igmp.asp". Authenticated remote attackers can trigger this vulnerability by sending a long string in parameter 'igmpsnoopEnable' via an HTTP request.

CVSS v3 6.5 MEDIUM
CVSS v2.0 6.8 MEDIUM

6.5^/10

CVSS v3 : MEDIUM

Vector :

Exploitability : 2.8 / Impact : 3.6

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact HIGH

Scope UNCHANGED

6.8^/10

CVSS v2.0 : MEDIUM

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

Exploitability : 8.0 / Impact : 6.9

Access Vector NETWORK

Access Complexity LOW

Authentication SINGLE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact COMPLETE

References

Link	Resource
https://supportannouncement.us.dlink.com/announcement/publication.aspx?name=SAP10245	Patch Vendor Advisory
https://www.dlink.com/en/security-bulletin/	Vendor Advisory

Configurations

Configuration 1 (hide)

AND

OR	cpe:2.3:o:dlink:dsl-3782_firmware:eu_1.01:::::::*
	cpe:2.3:o:dlink:dsl-3782_firmware:eu_1.03:::::::*

cpe:2.3:h:dlink:dsl-3782:-:*:*:*:*:*:*:*

History

No history.

Information

Published : 2021-09-09 17:15

Updated : 2024-02-28 18:48

NVD link : CVE-2021-40284

Mitre link : CVE-2021-40284

CVE.ORG link : CVE-2021-40284

JSON object : View

Products Affected

dlink

dsl-3782
dsl-3782_firmware

CWE

CWE-120

Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')

{"id": "CVE-2021-40284", "metrics": {"cvssMetricV2": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"version": "2.0", "baseScore": 6.8, "accessVector": "NETWORK", "vectorString": "AV:N/AC:L/Au:S/C:N/I:N/A:C", "authentication": "SINGLE", "integrityImpact": "NONE", "accessComplexity": "LOW", "availabilityImpact": "COMPLETE", "confidentialityImpact": "NONE"}, "acInsufInfo": false, "impactScore": 6.9, "baseSeverity": "MEDIUM", "obtainAllPrivilege": false, "exploitabilityScore": 8.0, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": false}], "cvssMetricV31": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 6.5, "attackVector": "NETWORK", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H", "integrityImpact": "NONE", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "LOW", "confidentialityImpact": "NONE"}, "impactScore": 3.6, "exploitabilityScore": 2.8}]}, "published": "2021-09-09T17:15:07.287", "references": [{"url": "https://supportannouncement.us.dlink.com/announcement/publication.aspx?name=SAP10245", "tags": ["Patch", "Vendor Advisory"], "source": "cve@mitre.org"}, {"url": "https://www.dlink.com/en/security-bulletin/", "tags": ["Vendor Advisory"], "source": "cve@mitre.org"}], "vulnStatus": "Analyzed", "weaknesses": [{"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "CWE-120"}]}], "descriptions": [{"lang": "en", "value": "D-Link DSL-3782 EU v1.01:EU v1.03 is affected by a buffer overflow which can cause a denial of service. This vulnerability exists in the web interface \"/cgi-bin/New_GUI/Igmp.asp\". Authenticated remote attackers can trigger this vulnerability by sending a long string in parameter 'igmpsnoopEnable' via an HTTP request."}, {"lang": "es", "value": "D-Link DSL-3782 versiones EU v1.01:EU v1.03, est\u00e1 afectado por un desbordamiento de b\u00fafer que puede causar una denegaci\u00f3n de servicio. Esta vulnerabilidad se presenta en la interfaz web \"/cgi-bin/New_GUI/Igmp.asp\". Unos atacantes autenticados remotos pueden desencadenar esta vulnerabilidad mediante el env\u00edo de una cadena larga en el par\u00e1metro \"igmpsnoopEnable\" por medio de una petici\u00f3n HTTP"}], "lastModified": "2021-09-22T15:16:00.573", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:dlink:dsl-3782_firmware:eu_1.01:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "93FE0ED2-5072-4BA1-9B4A-AD60BAC5A7E0"}, {"criteria": "cpe:2.3:o:dlink:dsl-3782_firmware:eu_1.03:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "C97588BE-77A1-40A1-BC6E-5DAD0536C198"}], "operator": "OR"}, {"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:h:dlink:dsl-3782:-:*:*:*:*:*:*:*", "vulnerable": false, "matchCriteriaId": "7F8D1900-34CB-45D3-8DF3-503E10B75E5B"}], "operator": "OR"}], "operator": "AND"}], "sourceIdentifier": "cve@mitre.org"}