CVE-2018-14942

Harmonic NSG 9000 devices allow remote authenticated users to conduct directory traversal attacks, as demonstrated by "POST /PY/EMULATION_GET_FILE" or "POST /PY/EMULATION_EXPORT" with FileName=../../../passwd in the POST data.

CVSS v3 8.8 HIGH
CVSS v2.0 4.0 MEDIUM

8.8^/10

CVSS v3 : HIGH

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

Exploitability : 2.8 / Impact : 5.9

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

4.0^/10

CVSS v2.0 : MEDIUM

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

Exploitability : 8.0 / Impact : 2.9

Access Vector NETWORK

Access Complexity LOW

Authentication SINGLE

Confidentiality Impact PARTIAL

Integrity Impact NONE

Availability Impact NONE

References

Link	Resource
https://github.com/pudding2/NSG9000/blob/master/exp.txt	Third Party Advisory
https://github.com/pudding2/NSG9000/blob/master/exp.txt	Third Party Advisory

Configurations

Configuration 1 (hide)

AND

cpe:2.3:o:harmonicinc:nsg_9000_firmware:-:*:*:*:*:*:*:*

cpe:2.3:h:harmonicinc:nsg_9000:-:*:*:*:*:*:*:*

History

21 Nov 2024, 03:50

Type	Values Removed	Values Added
References	~~() https://github.com/pudding2/NSG9000/blob/master/exp.txt - Third Party Advisory~~	() https://github.com/pudding2/NSG9000/blob/master/exp.txt - Third Party Advisory

Information

Published : 2018-08-05 18:29

Updated : 2024-11-21 03:50

NVD link : CVE-2018-14942

Mitre link : CVE-2018-14942

CVE.ORG link : CVE-2018-14942

JSON object : View

Products Affected

harmonicinc

nsg_9000_firmware
nsg_9000

CWE

CWE-22

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

{"id": "CVE-2018-14942", "metrics": {"cvssMetricV2": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"version": "2.0", "baseScore": 4.0, "accessVector": "NETWORK", "vectorString": "AV:N/AC:L/Au:S/C:P/I:N/A:N", "authentication": "SINGLE", "integrityImpact": "NONE", "accessComplexity": "LOW", "availabilityImpact": "NONE", "confidentialityImpact": "PARTIAL"}, "acInsufInfo": false, "impactScore": 2.9, "baseSeverity": "MEDIUM", "obtainAllPrivilege": false, "exploitabilityScore": 8.0, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": false}], "cvssMetricV30": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"scope": "UNCHANGED", "version": "3.0", "baseScore": 8.8, "attackVector": "NETWORK", "baseSeverity": "HIGH", "vectorString": "CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H", "integrityImpact": "HIGH", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "LOW", "confidentialityImpact": "HIGH"}, "impactScore": 5.9, "exploitabilityScore": 2.8}]}, "published": "2018-08-05T18:29:00.363", "references": [{"url": "https://github.com/pudding2/NSG9000/blob/master/exp.txt", "tags": ["Third Party Advisory"], "source": "cve@mitre.org"}, {"url": "https://github.com/pudding2/NSG9000/blob/master/exp.txt", "tags": ["Third Party Advisory"], "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": "Harmonic NSG 9000 devices allow remote authenticated users to conduct directory traversal attacks, as demonstrated by \"POST /PY/EMULATION_GET_FILE\" or \"POST /PY/EMULATION_EXPORT\" with FileName=../../../passwd in the POST data."}, {"lang": "es", "value": "Los dispositivos Harmonic NSG 9000 permiten que usuarios autenticados remotos lleven a cabo ataques de salto de directorio, tal y como queda demostrado con \"POST /PY/EMULATION_GET_FILE\" o \"POST /PY/EMULATION_EXPORT\" con FileName=../../../passwd en los datos POST."}], "lastModified": "2024-11-21T03:50:08.253", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:harmonicinc:nsg_9000_firmware:-:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "5F085FEF-4DB8-490D-9B99-6DDCCD15E611"}], "operator": "OR"}, {"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:h:harmonicinc:nsg_9000:-:*:*:*:*:*:*:*", "vulnerable": false, "matchCriteriaId": "F032F092-677E-4166-B5DB-5249EE3AC931"}], "operator": "OR"}], "operator": "AND"}], "sourceIdentifier": "cve@mitre.org"}