CVE-2021-35067

Meross MSG100 devices before 3.2.3 allow an attacker to replay the same data or similar data (e.g., an attacker who sniffs a Close message can transmit an acceptable Open message).

CVSS v3 8.1 HIGH
CVSS v2.0 5.5 MEDIUM

8.1^/10

CVSS v3 : HIGH

Vector :

Exploitability : 2.8 / Impact : 5.2

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact NONE

Scope UNCHANGED

5.5^/10

CVSS v2.0 : MEDIUM

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

Exploitability : 8.0 / Impact : 4.9

Access Vector NETWORK

Access Complexity LOW

Authentication SINGLE

Confidentiality Impact PARTIAL

Integrity Impact PARTIAL

Availability Impact NONE

References

Link	Resource
https://infosec.rm-it.de/2021/06/18/meross-smart-wi-fi-garage-door-opener-analysis/	Exploit Third Party Advisory
https://infosec.rm-it.de/?p=878&preview=1&_ppp=219bc85c2f	Exploit Third Party Advisory

Configurations

Configuration 1 (hide)

AND

cpe:2.3:o:meross:msg100_firmware:*:*:*:*:*:*:*:*

cpe:2.3:h:meross:msg100:-:*:*:*:*:*:*:*

History

No history.

Information

Published : 2021-10-07 15:15

Updated : 2024-02-28 18:48

NVD link : CVE-2021-35067

Mitre link : CVE-2021-35067

CVE.ORG link : CVE-2021-35067

JSON object : View

Products Affected

meross

msg100_firmware
msg100

CWE

CWE-294

Authentication Bypass by Capture-replay

{"id": "CVE-2021-35067", "metrics": {"cvssMetricV2": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"version": "2.0", "baseScore": 5.5, "accessVector": "NETWORK", "vectorString": "AV:N/AC:L/Au:S/C:P/I:P/A:N", "authentication": "SINGLE", "integrityImpact": "PARTIAL", "accessComplexity": "LOW", "availabilityImpact": "NONE", "confidentialityImpact": "PARTIAL"}, "acInsufInfo": false, "impactScore": 4.9, "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": 8.1, "attackVector": "NETWORK", "baseSeverity": "HIGH", "vectorString": "CVSS:3.1/AV:N/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": 2.8}]}, "published": "2021-10-07T15:15:10.643", "references": [{"url": "https://infosec.rm-it.de/2021/06/18/meross-smart-wi-fi-garage-door-opener-analysis/", "tags": ["Exploit", "Third Party Advisory"], "source": "cve@mitre.org"}, {"url": "https://infosec.rm-it.de/?p=878&preview=1&_ppp=219bc85c2f", "tags": ["Exploit", "Third Party Advisory"], "source": "cve@mitre.org"}], "vulnStatus": "Analyzed", "weaknesses": [{"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "CWE-294"}]}], "descriptions": [{"lang": "en", "value": "Meross MSG100 devices before 3.2.3 allow an attacker to replay the same data or similar data (e.g., an attacker who sniffs a Close message can transmit an acceptable Open message)."}, {"lang": "es", "value": "Los dispositivos Meross MSG100 versiones anteriores a 3.2.3, permiten a un atacante reproducir los mismos datos o datos similares (por ejemplo, un atacante que olfatea un mensaje Close puede transmitir un mensaje Open aceptable)"}], "lastModified": "2021-10-18T15:52:41.937", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:meross:msg100_firmware:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "98FD205B-19C8-438B-8408-07F5310A2398", "versionEndExcluding": "3.2.3"}], "operator": "OR"}, {"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:h:meross:msg100:-:*:*:*:*:*:*:*", "vulnerable": false, "matchCriteriaId": "D89FB5CF-A300-4DB9-B6E1-A47999EBFBB3"}], "operator": "OR"}], "operator": "AND"}], "sourceIdentifier": "cve@mitre.org"}