CVE-2017-8156

The outdoor unit of Customer Premise Equipment (CPE) product B2338-168 V100R001C00 has a no authentication vulnerability on the serial port. An attacker can access the serial port on the circuit board of the outdoor unit and log in to the CPE without authentication. Successful exploit could allow the attacker to take control over the outdoor unit.

CVSS v3 6.8 MEDIUM
CVSS v2.0 7.2 HIGH

6.8^/10

CVSS v3 : MEDIUM

Vector : AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Exploitability : 0.9 / Impact : 5.9

Attack Vector PHYSICAL

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

7.2^/10

CVSS v2.0 : HIGH

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

Exploitability : 3.9 / Impact : 10.0

Access Vector LOCAL

Access Complexity LOW

Authentication NONE

Confidentiality Impact COMPLETE

Integrity Impact COMPLETE

Availability Impact COMPLETE

References

Link	Resource
http://www.huawei.com/en/psirt/security-advisories/2017/huawei-sa-20170920-01-cpe-en	Vendor Advisory
http://www.huawei.com/en/psirt/security-advisories/2017/huawei-sa-20170920-01-cpe-en	Vendor Advisory

Configurations

Configuration 1 (hide)

AND

cpe:2.3:o:huawei:b2338-168_firmware:v100r001c00:*:*:*:*:*:*:*

cpe:2.3:h:huawei:b2338-168:-:*:*:*:*:*:*:*

History

21 Nov 2024, 03:33

Type	Values Removed	Values Added
References	~~() http://www.huawei.com/en/psirt/security-advisories/2017/huawei-sa-20170920-01-cpe-en - Vendor Advisory~~	() http://www.huawei.com/en/psirt/security-advisories/2017/huawei-sa-20170920-01-cpe-en - Vendor Advisory

Information

Published : 2017-11-22 19:29

Updated : 2024-11-21 03:33

NVD link : CVE-2017-8156

Mitre link : CVE-2017-8156

CVE.ORG link : CVE-2017-8156

JSON object : View

Products Affected

huawei

b2338-168_firmware
b2338-168

CWE

CWE-306

Missing Authentication for Critical Function

{"id": "CVE-2017-8156", "metrics": {"cvssMetricV2": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"version": "2.0", "baseScore": 7.2, "accessVector": "LOCAL", "vectorString": "AV:L/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": 3.9, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": false}], "cvssMetricV30": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"scope": "UNCHANGED", "version": "3.0", "baseScore": 6.8, "attackVector": "PHYSICAL", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.0/AV:P/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": 0.9}]}, "published": "2017-11-22T19:29:03.583", "references": [{"url": "http://www.huawei.com/en/psirt/security-advisories/2017/huawei-sa-20170920-01-cpe-en", "tags": ["Vendor Advisory"], "source": "psirt@huawei.com"}, {"url": "http://www.huawei.com/en/psirt/security-advisories/2017/huawei-sa-20170920-01-cpe-en", "tags": ["Vendor Advisory"], "source": "af854a3a-2127-422b-91ae-364da2661108"}], "vulnStatus": "Modified", "weaknesses": [{"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "CWE-306"}]}], "descriptions": [{"lang": "en", "value": "The outdoor unit of Customer Premise Equipment (CPE) product B2338-168 V100R001C00 has a no authentication vulnerability on the serial port. An attacker can access the serial port on the circuit board of the outdoor unit and log in to the CPE without authentication. Successful exploit could allow the attacker to take control over the outdoor unit."}, {"lang": "es", "value": "La unidad externa del producto CPE (Customer Premise Equipment) B2338-168 V100R001C00 tiene una vulnerabilidad de falta de autenticaci\u00f3n en el puerto en serie. Un atacante podr\u00eda acceder al puerto en serie de la placa base de la unidad externa e iniciar sesi\u00f3n en el CPE sin autenticaci\u00f3n. Un exploit exitoso podr\u00eda permitir que el atacante tome el control de la unidad externa."}], "lastModified": "2024-11-21T03:33:25.963", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:huawei:b2338-168_firmware:v100r001c00:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "FD789B64-6402-4D02-80F8-8B4AE3AD4D45"}], "operator": "OR"}, {"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:h:huawei:b2338-168:-:*:*:*:*:*:*:*", "vulnerable": false, "matchCriteriaId": "1C2FBFF5-2AE7-4F3C-9D1D-111C07F75717"}], "operator": "OR"}], "operator": "AND"}], "sourceIdentifier": "psirt@huawei.com"}