CVE-2020-26921

Certain NETGEAR devices are affected by authentication bypass. This affects GS110EMX before 1.0.1.7, GS810EMX before 1.7.1.3, XS512EM before 1.0.1.3, and XS724EM before 1.0.1.3.

CVSS v3 8.8 HIGH
CVSS v2.0 5.8 MEDIUM

8.8^/10

CVSS v3 : HIGH

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

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://kb.netgear.com/000062332/Security-Advisory-for-Authentication-Bypass-on-Some-Smart-Managed-Plus-Switches-PSV-2020-0305	Vendor Advisory

Configurations

Configuration 1 (hide)

AND

cpe:2.3:o:netgear:gs110emx_firmware:*:*:*:*:*:*:*:*

cpe:2.3:h:netgear:gs110emx:-:*:*:*:*:*:*:*

Configuration 2 (hide)

AND

cpe:2.3:o:netgear:gs810emx_firmware:*:*:*:*:*:*:*:*

cpe:2.3:h:netgear:gs810emx:-:*:*:*:*:*:*:*

Configuration 3 (hide)

AND

cpe:2.3:o:netgear:xs512em_firmware:*:*:*:*:*:*:*:*

cpe:2.3:h:netgear:xs512em:-:*:*:*:*:*:*:*

Configuration 4 (hide)

AND

cpe:2.3:o:netgear:xs724em_firmware:*:*:*:*:*:*:*:*

cpe:2.3:h:netgear:xs724em:-:*:*:*:*:*:*:*

History

No history.

Information

Published : 2020-10-09 07:15

Updated : 2024-02-28 18:08

NVD link : CVE-2020-26921

Mitre link : CVE-2020-26921

CVE.ORG link : CVE-2020-26921

JSON object : View

Products Affected

netgear

xs512em_firmware
gs810emx_firmware
gs110emx_firmware
xs724em
xs724em_firmware
xs512em
gs110emx
gs810emx

CWE

CWE-287

Improper Authentication

{"id": "CVE-2020-26921", "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}, {"type": "Secondary", "source": "cve@mitre.org", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 8.3, "attackVector": "ADJACENT_NETWORK", "baseSeverity": "HIGH", "vectorString": "CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:L/I:H/A:H", "integrityImpact": "HIGH", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "NONE", "confidentialityImpact": "LOW"}, "impactScore": 5.5, "exploitabilityScore": 2.8}]}, "published": "2020-10-09T07:15:17.760", "references": [{"url": "https://kb.netgear.com/000062332/Security-Advisory-for-Authentication-Bypass-on-Some-Smart-Managed-Plus-Switches-PSV-2020-0305", "tags": ["Vendor Advisory"], "source": "cve@mitre.org"}], "vulnStatus": "Analyzed", "weaknesses": [{"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "CWE-287"}]}], "descriptions": [{"lang": "en", "value": "Certain NETGEAR devices are affected by authentication bypass. This affects GS110EMX before 1.0.1.7, GS810EMX before 1.7.1.3, XS512EM before 1.0.1.3, and XS724EM before 1.0.1.3."}, {"lang": "es", "value": "Determinados dispositivos NETGEAR, est\u00e1n afectados por una omisi\u00f3n de autenticaci\u00f3n. Esto afecta a GS110EMX versiones anteriores a 1.0.1.7, GS810EMX versiones anteriores a 1.7.1.3, XS512EM versiones anteriores a 1.0.1.3 y XS724EM versiones anteriores a 1.0.1.3"}], "lastModified": "2021-07-21T11:39:23.747", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:netgear:gs110emx_firmware:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "682F53A0-6A97-44DE-B41B-183FE26696B4", "versionEndExcluding": "1.0.1.7"}], "operator": "OR"}, {"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:h:netgear:gs110emx:-:*:*:*:*:*:*:*", "vulnerable": false, "matchCriteriaId": "0E1EEC50-F8C6-4B34-AB0A-EC5466FF7A74"}], "operator": "OR"}], "operator": "AND"}, {"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:netgear:gs810emx_firmware:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "CA0BCF94-A218-405F-A354-087940AE6DC3", "versionEndExcluding": "1.7.1.3"}], "operator": "OR"}, {"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:h:netgear:gs810emx:-:*:*:*:*:*:*:*", "vulnerable": false, "matchCriteriaId": "91F71973-C209-4401-B887-9399F9552D7D"}], "operator": "OR"}], "operator": "AND"}, {"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:netgear:xs512em_firmware:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "3BFF0337-E1F3-434B-99DF-333768F6E29B", "versionEndExcluding": "1.0.1.3"}], "operator": "OR"}, {"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:h:netgear:xs512em:-:*:*:*:*:*:*:*", "vulnerable": false, "matchCriteriaId": "48FCC8F7-1043-4069-924D-0124FE5D10B0"}], "operator": "OR"}], "operator": "AND"}, {"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:netgear:xs724em_firmware:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "61D02F44-059E-46C9-9B2F-E44D35E63550", "versionEndExcluding": "1.0.1.3"}], "operator": "OR"}, {"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:h:netgear:xs724em:-:*:*:*:*:*:*:*", "vulnerable": false, "matchCriteriaId": "30918F59-D8C5-4A49-A10D-A5703261CCE1"}], "operator": "OR"}], "operator": "AND"}], "sourceIdentifier": "cve@mitre.org"}