CVE-2020-26928 - OpenCVE

Certain NETGEAR devices are affected by authentication bypass. This affects CBR40 before 2.5.0.10, RBK752 before 3.2.15.25, RBR750 before 3.2.15.25, RBS750 before 3.2.15.25, RBK852 before 3.2.10.11, RBR850 before 3.2.10.11, and RBS850 before 3.2.10.11.

Attack Vector Adjacent Network

Attack Complexity Low

Privileges Required None

Scope Changed

Confidentiality Impact High

Integrity Impact High

Availability Impact High

User Interaction None

No CVSS v3.0

Access Vector Adjacent Network

Access Complexity Low

Authentication None

Confidentiality Impact Partial

Integrity Impact Partial

Availability Impact Partial

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

Vendors & Products
CPE Configurations

Vendors	Products
Netgear	Rbr850 Rbk852 Firmware Cbr40 Firmware Rbs850 Rbk752 Rbs850 Firmware Rbk852 Rbk752 Firmware Rbr850 Firmware Rbs750 Rbs750 Firmware Cbr40 Rbr750 Firmware Rbr750

Configuration 1 [-]

AND

cpe:2.3:o:netgear:cbr40_firmware:*:*:*:*:*:*:*:*

cpe:2.3:h:netgear:cbr40:-:*:*:*:*:*:*:*

Configuration 2 [-]

AND

cpe:2.3:o:netgear:rbk752_firmware:*:*:*:*:*:*:*:*

cpe:2.3:h:netgear:rbk752:-:*:*:*:*:*:*:*

Configuration 3 [-]

AND

cpe:2.3:o:netgear:rbk852_firmware:*:*:*:*:*:*:*:*

cpe:2.3:h:netgear:rbk852:-:*:*:*:*:*:*:*

Configuration 4 [-]

AND

cpe:2.3:o:netgear:rbr750_firmware:*:*:*:*:*:*:*:*

cpe:2.3:h:netgear:rbr750:-:*:*:*:*:*:*:*

Configuration 5 [-]

AND

cpe:2.3:o:netgear:rbr850_firmware:*:*:*:*:*:*:*:*

cpe:2.3:h:netgear:rbr850:-:*:*:*:*:*:*:*

Configuration 6 [-]

AND

cpe:2.3:o:netgear:rbs750_firmware:*:*:*:*:*:*:*:*

cpe:2.3:h:netgear:rbs750:-:*:*:*:*:*:*:*

Configuration 7 [-]

AND

cpe:2.3:o:netgear:rbs850_firmware:*:*:*:*:*:*:*:*

cpe:2.3:h:netgear:rbs850:-:*:*:*:*:*:*:*

References

Link	Resource
https://kb.netgear.com/000062324/Security-Advisory-for-Authentication-Bypass-on-Some-WiFi-Systems-PSV-2020-0027	Vendor Advisory

History

No history.

MITRE Information

Status: PUBLISHED

Assigner: mitre

Published: 2020-10-09T06:27:03

Updated: 2020-10-09T06:27:03

Reserved: 2020-10-09T00:00:00

Link: CVE-2020-26928

JSON object: View

NVD Information

Status : Analyzed

Published: 2020-10-09T07:15:18.403

Modified: 2021-07-21T11:39:23.747

Link: CVE-2020-26928

JSON object: View

Redhat Information

No data.

CWE

NVD-CWE-noinfo

{"containers": {"cna": {"affected": [{"product": "n/a", "vendor": "n/a", "versions": [{"status": "affected", "version": "n/a"}]}], "descriptions": [{"lang": "en", "value": "Certain NETGEAR devices are affected by authentication bypass. This affects CBR40 before 2.5.0.10, RBK752 before 3.2.15.25, RBR750 before 3.2.15.25, RBS750 before 3.2.15.25, RBK852 before 3.2.10.11, RBR850 before 3.2.10.11, and RBS850 before 3.2.10.11."}], "metrics": [{"cvssV3_1": {"attackComplexity": "LOW", "attackVector": "ADJACENT_NETWORK", "availabilityImpact": "HIGH", "baseScore": 9.6, "baseSeverity": "CRITICAL", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "CHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AC:L/AV:A/A:H/C:H/I:H/PR:N/S:C/UI:N", "version": "3.1"}}], "problemTypes": [{"descriptions": [{"description": "n/a", "lang": "en", "type": "text"}]}], "providerMetadata": {"dateUpdated": "2020-10-09T06:27:03", "orgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca", "shortName": "mitre"}, "references": [{"tags": ["x_refsource_MISC"], "url": "https://kb.netgear.com/000062324/Security-Advisory-for-Authentication-Bypass-on-Some-WiFi-Systems-PSV-2020-0027"}], "x_legacyV4Record": {"CVE_data_meta": {"ASSIGNER": "cve@mitre.org", "ID": "CVE-2020-26928", "STATE": "PUBLIC"}, "affects": {"vendor": {"vendor_data": [{"product": {"product_data": [{"product_name": "n/a", "version": {"version_data": [{"version_value": "n/a"}]}}]}, "vendor_name": "n/a"}]}}, "data_format": "MITRE", "data_type": "CVE", "data_version": "4.0", "description": {"description_data": [{"lang": "eng", "value": "Certain NETGEAR devices are affected by authentication bypass. This affects CBR40 before 2.5.0.10, RBK752 before 3.2.15.25, RBR750 before 3.2.15.25, RBS750 before 3.2.15.25, RBK852 before 3.2.10.11, RBR850 before 3.2.10.11, and RBS850 before 3.2.10.11."}]}, "impact": {"cvss": {"attackComplexity": "LOW", "attackVector": "ADJACENT", "availabilityImpact": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "CHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AC:L/AV:A/A:H/C:H/I:H/PR:N/S:C/UI:N", "version": "3.1"}}, "problemtype": {"problemtype_data": [{"description": [{"lang": "eng", "value": "n/a"}]}]}, "references": {"reference_data": [{"name": "https://kb.netgear.com/000062324/Security-Advisory-for-Authentication-Bypass-on-Some-WiFi-Systems-PSV-2020-0027", "refsource": "MISC", "url": "https://kb.netgear.com/000062324/Security-Advisory-for-Authentication-Bypass-on-Some-WiFi-Systems-PSV-2020-0027"}]}}}}, "cveMetadata": {"assignerOrgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca", "assignerShortName": "mitre", "cveId": "CVE-2020-26928", "datePublished": "2020-10-09T06:27:03", "dateReserved": "2020-10-09T00:00:00", "dateUpdated": "2020-10-09T06:27:03", "state": "PUBLISHED"}, "dataType": "CVE_RECORD", "dataVersion": "5.0"}

{"configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:netgear:cbr40_firmware:*:*:*:*:*:*:*:*", "matchCriteriaId": "2B05686E-7206-4E3B-BDBD-05C8EA6CABB5", "versionEndExcluding": "2.5.0.10", "vulnerable": true}], "negate": false, "operator": "OR"}, {"cpeMatch": [{"criteria": "cpe:2.3:h:netgear:cbr40:-:*:*:*:*:*:*:*", "matchCriteriaId": "AE0F7E9E-196C-4106-B1C9-C16FA5910A0F", "vulnerable": false}], "negate": false, "operator": "OR"}], "operator": "AND"}, {"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:netgear:rbk752_firmware:*:*:*:*:*:*:*:*", "matchCriteriaId": "EE271234-71E6-4F3A-8F39-DA86D1275331", "versionEndExcluding": "3.2.15.25", "vulnerable": true}], "negate": false, "operator": "OR"}, {"cpeMatch": [{"criteria": "cpe:2.3:h:netgear:rbk752:-:*:*:*:*:*:*:*", "matchCriteriaId": "A45832BD-114D-42F1-B9F1-7532496D30A6", "vulnerable": false}], "negate": false, "operator": "OR"}], "operator": "AND"}, {"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:netgear:rbk852_firmware:*:*:*:*:*:*:*:*", "matchCriteriaId": "971A9859-C378-4DEC-9432-364930E662B7", "versionEndExcluding": "3.2.10.11", "vulnerable": true}], "negate": false, "operator": "OR"}, {"cpeMatch": [{"criteria": "cpe:2.3:h:netgear:rbk852:-:*:*:*:*:*:*:*", "matchCriteriaId": "14F257FE-31CE-4F74-829D-29407D74ADF7", "vulnerable": false}], "negate": false, "operator": "OR"}], "operator": "AND"}, {"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:netgear:rbr750_firmware:*:*:*:*:*:*:*:*", "matchCriteriaId": "905C4D26-8575-429C-B1D2-FC35C773B129", "versionEndExcluding": "3.2.15.25", "vulnerable": true}], "negate": false, "operator": "OR"}, {"cpeMatch": [{"criteria": "cpe:2.3:h:netgear:rbr750:-:*:*:*:*:*:*:*", "matchCriteriaId": "C13F5C69-FA9B-472A-9036-0C2967BDCDE9", "vulnerable": false}], "negate": false, "operator": "OR"}], "operator": "AND"}, {"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:netgear:rbr850_firmware:*:*:*:*:*:*:*:*", "matchCriteriaId": "C0B05A46-1FD0-4F51-857C-DA4F838C1A87", "versionEndExcluding": "3.2.10.11", "vulnerable": true}], "negate": false, "operator": "OR"}, {"cpeMatch": [{"criteria": "cpe:2.3:h:netgear:rbr850:-:*:*:*:*:*:*:*", "matchCriteriaId": "D92E4C8E-222A-476C-8273-F7171FC61F0B", "vulnerable": false}], "negate": false, "operator": "OR"}], "operator": "AND"}, {"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:netgear:rbs750_firmware:*:*:*:*:*:*:*:*", "matchCriteriaId": "F60A549C-0D76-4A83-BBCD-C1D04075809B", "versionEndExcluding": "3.2.15.25", "vulnerable": true}], "negate": false, "operator": "OR"}, {"cpeMatch": [{"criteria": "cpe:2.3:h:netgear:rbs750:-:*:*:*:*:*:*:*", "matchCriteriaId": "B529194C-C440-4BC3-850F-0613FC548F86", "vulnerable": false}], "negate": false, "operator": "OR"}], "operator": "AND"}, {"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:netgear:rbs850_firmware:*:*:*:*:*:*:*:*", "matchCriteriaId": "0D842A92-6063-4CF5-B73B-2FD9FCE4225A", "versionEndExcluding": "3.2.10.11", "vulnerable": true}], "negate": false, "operator": "OR"}, {"cpeMatch": [{"criteria": "cpe:2.3:h:netgear:rbs850:-:*:*:*:*:*:*:*", "matchCriteriaId": "221CA950-E984-44CD-9E1B-3AADE3CEBE52", "vulnerable": false}], "negate": false, "operator": "OR"}], "operator": "AND"}], "descriptions": [{"lang": "en", "value": "Certain NETGEAR devices are affected by authentication bypass. This affects CBR40 before 2.5.0.10, RBK752 before 3.2.15.25, RBR750 before 3.2.15.25, RBS750 before 3.2.15.25, RBK852 before 3.2.10.11, RBR850 before 3.2.10.11, and RBS850 before 3.2.10.11."}, {"lang": "es", "value": "Determinados dispositivos NETGEAR, est\u00e1n afectados por una omisi\u00f3n de autenticaci\u00f3n. Esto afecta a CBR40 versiones anteriores a 2.5.0.10, RBK752 versiones anteriores a 3.2.15.25, RBR750 versiones anteriores a 3.2.15.25, RBS750 versiones anteriores a 3.2.15.25, RBK852 versiones anteriores a 3.2.10.11, RBR850 versiones anteriores a 3.2.10.11 y RBS850 versiones anteriores a 3.2.10.11"}], "id": "CVE-2020-26928", "lastModified": "2021-07-21T11:39:23.747", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "MEDIUM", "cvssData": {"accessComplexity": "LOW", "accessVector": "ADJACENT_NETWORK", "authentication": "NONE", "availabilityImpact": "PARTIAL", "baseScore": 5.8, "confidentialityImpact": "PARTIAL", "integrityImpact": "PARTIAL", "vectorString": "AV:A/AC:L/Au:N/C:P/I:P/A:P", "version": "2.0"}, "exploitabilityScore": 6.5, "impactScore": 6.4, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": false}], "cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "ADJACENT_NETWORK", "availabilityImpact": "HIGH", "baseScore": 9.6, "baseSeverity": "CRITICAL", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "CHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H", "version": "3.1"}, "exploitabilityScore": 2.8, "impactScore": 6.0, "source": "nvd@nist.gov", "type": "Primary"}, {"cvssData": {"attackComplexity": "LOW", "attackVector": "ADJACENT_NETWORK", "availabilityImpact": "HIGH", "baseScore": 9.6, "baseSeverity": "CRITICAL", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "CHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H", "version": "3.1"}, "exploitabilityScore": 2.8, "impactScore": 6.0, "source": "cve@mitre.org", "type": "Secondary"}]}, "published": "2020-10-09T07:15:18.403", "references": [{"source": "cve@mitre.org", "tags": ["Vendor Advisory"], "url": "https://kb.netgear.com/000062324/Security-Advisory-for-Authentication-Bypass-on-Some-WiFi-Systems-PSV-2020-0027"}], "sourceIdentifier": "cve@mitre.org", "vulnStatus": "Analyzed", "weaknesses": [{"description": [{"lang": "en", "value": "NVD-CWE-noinfo"}], "source": "nvd@nist.gov", "type": "Primary"}]}