CVE-2021-26638

Improper Authentication vulnerability in S&D smarthome(smartcare) application can cause authentication bypass and information exposure. Remote attackers can use this vulerability to take control of the home environment including indoor control.

CVSS v3 7.3 HIGH
CVSS v2.0 10.0 HIGH

7.3^/10

CVSS v3 : HIGH

Vector :

Exploitability : 2.1 / Impact : 5.2

Attack Vector ADJACENT_NETWORK

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact NONE

Scope UNCHANGED

10.0^/10

CVSS v2.0 : HIGH

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

Exploitability : 10.0 / Impact : 10.0

Access Vector NETWORK

Access Complexity LOW

Authentication NONE

Confidentiality Impact COMPLETE

Integrity Impact COMPLETE

Availability Impact COMPLETE

References

Link	Resource
https://www.krcert.or.kr/krcert/secNoticeView.do?bulletin_writing_sequence=66783	Third Party Advisory VDB Entry
https://www.krcert.or.kr/krcert/secNoticeView.do?bulletin_writing_sequence=66783	Third Party Advisory VDB Entry

Configurations

Configuration 1 (hide)

cpe:2.3:a:xisnd:s\&d_smarthome:*:*:*:*:*:android:*:*

History

21 Nov 2024, 05:56

Type	Values Removed	Values Added
References	~~() https://www.krcert.or.kr/krcert/secNoticeView.do?bulletin_writing_sequence=66783 - Third Party Advisory, VDB Entry~~	() https://www.krcert.or.kr/krcert/secNoticeView.do?bulletin_writing_sequence=66783 - Third Party Advisory, VDB Entry
CVSS	v2 : ~~10.0~~ v3 : ~~9.8~~	v2 : 10.0 v3 : 7.3

Information

Published : 2022-06-23 17:15

Updated : 2024-11-21 05:56

NVD link : CVE-2021-26638

Mitre link : CVE-2021-26638

CVE.ORG link : CVE-2021-26638

JSON object : View

Products Affected

xisnd

s\&d_smarthome

CWE

CWE-287

Improper Authentication

{"id": "CVE-2021-26638", "metrics": {"cvssMetricV2": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"version": "2.0", "baseScore": 10.0, "accessVector": "NETWORK", "vectorString": "AV:N/AC:L/Au:N/C:C/I:C/A:C", "authentication": "NONE", "integrityImpact": "COMPLETE", "accessComplexity": "LOW", "availabilityImpact": "COMPLETE", "confidentialityImpact": "COMPLETE"}, "acInsufInfo": false, "impactScore": 10.0, "baseSeverity": "HIGH", "obtainAllPrivilege": false, "exploitabilityScore": 10.0, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": false}], "cvssMetricV31": [{"type": "Secondary", "source": "vuln@krcert.or.kr", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 7.3, "attackVector": "ADJACENT_NETWORK", "baseSeverity": "HIGH", "vectorString": "CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N", "integrityImpact": "HIGH", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "NONE", "privilegesRequired": "LOW", "confidentialityImpact": "HIGH"}, "impactScore": 5.2, "exploitabilityScore": 2.1}, {"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 9.8, "attackVector": "NETWORK", "baseSeverity": "CRITICAL", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H", "integrityImpact": "HIGH", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "NONE", "confidentialityImpact": "HIGH"}, "impactScore": 5.9, "exploitabilityScore": 3.9}]}, "published": "2022-06-23T17:15:11.280", "references": [{"url": "https://www.krcert.or.kr/krcert/secNoticeView.do?bulletin_writing_sequence=66783", "tags": ["Third Party Advisory", "VDB Entry"], "source": "vuln@krcert.or.kr"}, {"url": "https://www.krcert.or.kr/krcert/secNoticeView.do?bulletin_writing_sequence=66783", "tags": ["Third Party Advisory", "VDB Entry"], "source": "af854a3a-2127-422b-91ae-364da2661108"}], "vulnStatus": "Modified", "weaknesses": [{"type": "Secondary", "source": "vuln@krcert.or.kr", "description": [{"lang": "en", "value": "CWE-287"}]}, {"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "CWE-287"}]}], "descriptions": [{"lang": "en", "value": "Improper Authentication vulnerability in S&D smarthome(smartcare) application can cause authentication bypass and information exposure. Remote attackers can use this vulerability to take control of the home environment including indoor control."}, {"lang": "es", "value": "Una vulnerabilidad de autenticaci\u00f3n inapropiada en la aplicaci\u00f3n S&D smarthome(smartcare) que puede causar una omisi\u00f3n de autenticaci\u00f3n y exposici\u00f3n de informaci\u00f3n. Los atacantes remotos pueden usar esta vulnerabilidad para tomar el control del entorno dom\u00e9stico, incluyendo el control interior"}], "lastModified": "2024-11-21T05:56:38.573", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:xisnd:s\\&d_smarthome:*:*:*:*:*:android:*:*", "vulnerable": true, "matchCriteriaId": "7F14E04B-6841-4ED0-803D-AFB8781ED608", "versionEndIncluding": "3.2.48"}], "operator": "OR"}]}], "sourceIdentifier": "vuln@krcert.or.kr"}