CVE-2020-35229

The authentication token required to execute NSDP write requests on NETGEAR JGS516PE/GS116Ev2 v2.6.0.43 devices is not properly invalidated and can be reused until a new token is generated, which allows attackers (with access to network traffic) to effectively gain administrative privileges.

CVSS v3 8.8 HIGH
CVSS v2.0 5.8 MEDIUM

8.8^/10

CVSS v3 : HIGH

V3 Legend

Vector :

Exploitability : 2.8 / Impact : 5.9

Attack Vector ADJACENT_NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

5.8^/10

CVSS v2.0 : MEDIUM

V2 Legend

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

Exploitability : 6.5 / Impact : 6.4

Access Vector ADJACENT_NETWORK

Access Complexity LOW

Authentication NONE

Confidentiality Impact PARTIAL

Integrity Impact PARTIAL

Availability Impact PARTIAL

References

Link	Resource
https://research.nccgroup.com/2021/03/08/technical-advisory-multiple-vulnerabilities-in-netgear-prosafe-plus-jgs516pe-gs116ev2-switches/	Vendor Advisory
https://research.nccgroup.com/2021/03/08/technical-advisory-multiple-vulnerabilities-in-netgear-prosafe-plus-jgs516pe-gs116ev2-switches/	Vendor Advisory

Configurations

Configuration 1 (hide)

AND

cpe:2.3:o:netgear:gs116e_firmware:2.6.0.43:*:*:*:*:*:*:*

cpe:2.3:h:netgear:gs116e:v2:*:*:*:*:*:*:*

Configuration 2 (hide)

AND

cpe:2.3:o:netgear:jgs516pe_firmware:2.6.0.43:*:*:*:*:*:*:*

cpe:2.3:h:netgear:jgs516pe:-:*:*:*:*:*:*:*

History

21 Nov 2024, 05:27

Type	Values Removed	Values Added
References	~~() https://research.nccgroup.com/2021/03/08/technical-advisory-multiple-vulnerabilities-in-netgear-prosafe-plus-jgs516pe-gs116ev2-switches/ - Vendor Advisory~~	() https://research.nccgroup.com/2021/03/08/technical-advisory-multiple-vulnerabilities-in-netgear-prosafe-plus-jgs516pe-gs116ev2-switches/ - Vendor Advisory

Information

Published : 2021-03-10 19:15

Updated : 2024-11-21 05:27

NVD link : CVE-2020-35229

Mitre link : CVE-2020-35229

CVE.ORG link : CVE-2020-35229

JSON object : View

Products Affected

netgear

gs116e
jgs516pe
jgs516pe_firmware
gs116e_firmware

CWE

CWE-384

Session Fixation

{"id": "CVE-2020-35229", "metrics": {"cvssMetricV2": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"version": "2.0", "baseScore": 5.8, "accessVector": "ADJACENT_NETWORK", "vectorString": "AV:A/AC:L/Au:N/C:P/I:P/A:P", "authentication": "NONE", "integrityImpact": "PARTIAL", "accessComplexity": "LOW", "availabilityImpact": "PARTIAL", "confidentialityImpact": "PARTIAL"}, "acInsufInfo": false, "impactScore": 6.4, "baseSeverity": "MEDIUM", "obtainAllPrivilege": false, "exploitabilityScore": 6.5, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": false}], "cvssMetricV31": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 8.8, "attackVector": "ADJACENT_NETWORK", "baseSeverity": "HIGH", "vectorString": "CVSS:3.1/AV:A/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": 2.8}]}, "published": "2021-03-10T19:15:12.423", "references": [{"url": "https://research.nccgroup.com/2021/03/08/technical-advisory-multiple-vulnerabilities-in-netgear-prosafe-plus-jgs516pe-gs116ev2-switches/", "tags": ["Vendor Advisory"], "source": "cve@mitre.org"}, {"url": "https://research.nccgroup.com/2021/03/08/technical-advisory-multiple-vulnerabilities-in-netgear-prosafe-plus-jgs516pe-gs116ev2-switches/", "tags": ["Vendor Advisory"], "source": "af854a3a-2127-422b-91ae-364da2661108"}], "vulnStatus": "Modified", "weaknesses": [{"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "CWE-384"}]}], "descriptions": [{"lang": "en", "value": "The authentication token required to execute NSDP write requests on NETGEAR JGS516PE/GS116Ev2 v2.6.0.43 devices is not properly invalidated and can be reused until a new token is generated, which allows attackers (with access to network traffic) to effectively gain administrative privileges."}, {"lang": "es", "value": "El token de autenticaci\u00f3n requerido para ejecutar peticiones de escritura NSDP en dispositivos NETGEAR JGS516PE/GS116Ev2 versi\u00f3n v2.6.0.43, no era apropiadamente comprobado y puede ser reutilizado hasta que un nuevo token es generado, lo cual permite a atacantes (con acceso al tr\u00e1fico de red) conseguir efectivamente privilegios administrativos"}], "lastModified": "2024-11-21T05:27:04.110", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:netgear:gs116e_firmware:2.6.0.43:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "2EE8AF63-BEAE-477C-A865-78727E0E1CDE"}], "operator": "OR"}, {"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:h:netgear:gs116e:v2:*:*:*:*:*:*:*", "vulnerable": false, "matchCriteriaId": "6DA5EF92-9B28-4C81-8A95-C5BCEC19591A"}], "operator": "OR"}], "operator": "AND"}, {"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:netgear:jgs516pe_firmware:2.6.0.43:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "B8F3F57E-F184-4323-AA4D-9C8C57EDC94F"}], "operator": "OR"}, {"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:h:netgear:jgs516pe:-:*:*:*:*:*:*:*", "vulnerable": false, "matchCriteriaId": "DCBC0DAB-226E-4C95-9818-7758D37EFD10"}], "operator": "OR"}], "operator": "AND"}], "sourceIdentifier": "cve@mitre.org"}

8.8 /10