CVE-2018-7300

Directory Traversal / Arbitrary File Write / Remote Code Execution in the User.setLanguage method in eQ-3 AG Homematic CCU2 2.29.2 and earlier allows remote attackers to write arbitrary files to the device's filesystem. This vulnerability can be exploited by unauthenticated attackers with access to the web interface.

CVSS v3 9.8 CRITICAL
CVSS v2.0 10.0 HIGH

9.8^/10

CVSS v3 : CRITICAL

Vector :

Exploitability : 3.9 / Impact : 5.9

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

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
http://atomic111.github.io/article/homematic-ccu2-filewrite	Third Party Advisory
https://www.exploit-db.com/exploits/44361/	Third Party Advisory VDB Entry
http://atomic111.github.io/article/homematic-ccu2-filewrite	Third Party Advisory
https://www.exploit-db.com/exploits/44361/	Third Party Advisory VDB Entry

Configurations

Configuration 1 (hide)

AND

cpe:2.3:o:eq-3:homematic_ccu2_firmware:*:*:*:*:*:*:*:*

cpe:2.3:h:eq-3:homematic_ccu2:-:*:*:*:*:*:*:*

History

21 Nov 2024, 04:11

Type	Values Removed	Values Added
References	~~() http://atomic111.github.io/article/homematic-ccu2-filewrite - Third Party Advisory~~	() http://atomic111.github.io/article/homematic-ccu2-filewrite - Third Party Advisory
References	~~() https://www.exploit-db.com/exploits/44361/ - Third Party Advisory, VDB Entry~~	() https://www.exploit-db.com/exploits/44361/ - Third Party Advisory, VDB Entry

Information

Published : 2018-02-22 19:29

Updated : 2024-11-21 04:11

NVD link : CVE-2018-7300

Mitre link : CVE-2018-7300

CVE.ORG link : CVE-2018-7300

JSON object : View

Products Affected

eq-3

homematic_ccu2
homematic_ccu2_firmware

CWE

CWE-22

Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')

{"id": "CVE-2018-7300", "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": "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": "2018-02-22T19:29:05.733", "references": [{"url": "http://atomic111.github.io/article/homematic-ccu2-filewrite", "tags": ["Third Party Advisory"], "source": "cve@mitre.org"}, {"url": "https://www.exploit-db.com/exploits/44361/", "tags": ["Third Party Advisory", "VDB Entry"], "source": "cve@mitre.org"}, {"url": "http://atomic111.github.io/article/homematic-ccu2-filewrite", "tags": ["Third Party Advisory"], "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "https://www.exploit-db.com/exploits/44361/", "tags": ["Third Party Advisory", "VDB Entry"], "source": "af854a3a-2127-422b-91ae-364da2661108"}], "vulnStatus": "Modified", "weaknesses": [{"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "CWE-22"}]}], "descriptions": [{"lang": "en", "value": "Directory Traversal / Arbitrary File Write / Remote Code Execution in the User.setLanguage method in eQ-3 AG Homematic CCU2 2.29.2 and earlier allows remote attackers to write arbitrary files to the device's filesystem. This vulnerability can be exploited by unauthenticated attackers with access to the web interface."}, {"lang": "es", "value": "Salto de directorio/lectura de archivos arbitrarios/ejecuci\u00f3n remota de c\u00f3digo en el m\u00e9todo User.setLanguage en eQ-3 AG Homematic CCU2, en versiones 2.29.2 y anteriores, permite que atacantes remotos escriban archivos arbitrarios en el sistema de archivos del dispositivo. Esta vulnerabilidad podr\u00eda ser explotada por atacantes no autenticados con acceso a la interfaz web."}], "lastModified": "2024-11-21T04:11:57.887", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:eq-3:homematic_ccu2_firmware:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "45E1A360-C48C-40E7-9553-118A908A379A", "versionEndIncluding": "2.29.22"}], "operator": "OR"}, {"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:h:eq-3:homematic_ccu2:-:*:*:*:*:*:*:*", "vulnerable": false, "matchCriteriaId": "9C2CF19C-7EDE-4E3C-A736-E6736FF03FDC"}], "operator": "OR"}], "operator": "AND"}], "sourceIdentifier": "cve@mitre.org"}