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ID

VAR-202112-2229


CVE

CVE-2021-41788


TITLE

plural  MediaTek  Input validation vulnerability in chipset

Trust: 0.8

sources: JVNDB: JVNDB-2021-017256

DESCRIPTION

MediaTek microchips, as used in NETGEAR devices through 2021-12-13 and other devices, mishandle attempts at Wi-Fi authentication flooding. (Affected Chipsets MT7603E, MT7612, MT7613, MT7615, MT7622, MT7628, MT7629, MT7915; Affected Software Versions 7.4.0.0). plural MediaTek The chipset contains an input validation vulnerability.Service operation interruption (DoS) It may be in a state

Trust: 1.71

sources: NVD: CVE-2021-41788 // JVNDB: JVNDB-2021-017256 // VULMON: CVE-2021-41788

IOT TAXONOMY

category:['network device', 'embedded device']sub_category:network device

Trust: 0.1

category:['network device', 'embedded device']sub_category:chipset

Trust: 0.1

sources: OTHER: None

AFFECTED PRODUCTS

vendor:mediatekmodel:mt7615scope:eqversion:7.4.0.0

Trust: 1.0

vendor:mediatekmodel:mt7629scope:eqversion:7.4.0.0

Trust: 1.0

vendor:mediatekmodel:mt7612scope:eqversion:7.4.0.0

Trust: 1.0

vendor:mediatekmodel:mt7628scope:eqversion:7.4.0.0

Trust: 1.0

vendor:mediatekmodel:mt7622scope:eqversion:7.4.0.0

Trust: 1.0

vendor:mediatekmodel:mt7603escope:eqversion:7.4.0.0

Trust: 1.0

vendor:mediatekmodel:mt7915scope:eqversion:7.4.0.0

Trust: 1.0

vendor:mediatekmodel:mt7613scope:eqversion:7.4.0.0

Trust: 1.0

vendor:メディアテックmodel:mt7629scope: - version: -

Trust: 0.8

vendor:メディアテックmodel:mt7915scope: - version: -

Trust: 0.8

vendor:メディアテックmodel:mt7622scope: - version: -

Trust: 0.8

vendor:メディアテックmodel:mt7615scope: - version: -

Trust: 0.8

vendor:メディアテックmodel:mt7628scope: - version: -

Trust: 0.8

vendor:メディアテックmodel:mt7613scope: - version: -

Trust: 0.8

vendor:メディアテックmodel:mt7612scope: - version: -

Trust: 0.8

vendor:メディアテックmodel:mt7603escope: - version: -

Trust: 0.8

sources: JVNDB: JVNDB-2021-017256 // NVD: CVE-2021-41788

CVSS

SEVERITY

CVSSV2

CVSSV3

nvd@nist.gov: CVE-2021-41788
value: HIGH

Trust: 1.0

cve@mitre.org: CVE-2021-41788
value: MEDIUM

Trust: 1.0

NVD: CVE-2021-41788
value: HIGH

Trust: 0.8

CNNVD: CNNVD-202112-2284
value: HIGH

Trust: 0.6

VULMON: CVE-2021-41788
value: HIGH

Trust: 0.1

nvd@nist.gov: CVE-2021-41788
severity: HIGH
baseScore: 7.8
vectorString: AV:N/AC:L/AU:N/C:N/I:N/A:C
accessVector: NETWORK
accessComplexity: LOW
authentication: NONE
confidentialityImpact: NONE
integrityImpact: NONE
availabilityImpact: COMPLETE
exploitabilityScore: 10.0
impactScore: 6.9
acInsufInfo: NONE
obtainAllPrivilege: NONE
obtainUserPrivilege: NONE
obtainOtherPrivilege: NONE
userInteractionRequired: NONE
version: 2.0

Trust: 1.9

nvd@nist.gov: CVE-2021-41788
baseSeverity: HIGH
baseScore: 7.5
vectorString: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
attackVector: NETWORK
attackComplexity: LOW
privilegesRequired: NONE
userInteraction: NONE
scope: UNCHANGED
confidentialityImpact: NONE
integrityImpact: NONE
availabilityImpact: HIGH
exploitabilityScore: 3.9
impactScore: 3.6
version: 3.1

Trust: 1.0

cve@mitre.org: CVE-2021-41788
baseSeverity: MEDIUM
baseScore: 6.5
vectorString: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:L
attackVector: NETWORK
attackComplexity: HIGH
privilegesRequired: NONE
userInteraction: NONE
scope: UNCHANGED
confidentialityImpact: HIGH
integrityImpact: NONE
availabilityImpact: LOW
exploitabilityScore: 2.2
impactScore: 4.2
version: 3.1

Trust: 1.0

NVD: CVE-2021-41788
baseSeverity: HIGH
baseScore: 7.5
vectorString: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
attackVector: NETWORK
attackComplexity: LOW
privilegesRequired: NONE
userInteraction: NONE
scope: UNCHANGED
confidentialityImpact: NONE
integrityImpact: NONE
availabilityImpact: HIGH
exploitabilityScore: NONE
impactScore: NONE
version: 3.0

Trust: 0.8

sources: VULMON: CVE-2021-41788 // JVNDB: JVNDB-2021-017256 // CNNVD: CNNVD-202112-2284 // NVD: CVE-2021-41788 // NVD: CVE-2021-41788

PROBLEMTYPE DATA

problemtype:CWE-20

Trust: 1.0

problemtype:Inappropriate input confirmation (CWE-20) [NVD evaluation ]

Trust: 0.8

sources: JVNDB: JVNDB-2021-017256 // NVD: CVE-2021-41788

THREAT TYPE

remote

Trust: 0.6

sources: CNNVD: CNNVD-202112-2284

TYPE

input validation error

Trust: 0.6

sources: CNNVD: CNNVD-202112-2284

PATCH

title:January 2022 Product Security Bulletinurl:https://corp.mediatek.com/product-security-bulletin/January-2022

Trust: 0.8

title:NETGEAR Security vulnerabilitiesurl:http://www.cnnvd.org.cn/web/xxk/bdxqById.tag?id=175952

Trust: 0.6

sources: JVNDB: JVNDB-2021-017256 // CNNVD: CNNVD-202112-2284

EXTERNAL IDS

db:NVDid:CVE-2021-41788

Trust: 3.4

db:JVNDBid:JVNDB-2021-017256

Trust: 0.8

db:CNNVDid:CNNVD-202112-2284

Trust: 0.6

db:OTHERid:NONE

Trust: 0.1

db:VULMONid:CVE-2021-41788

Trust: 0.1

sources: OTHER: None // VULMON: CVE-2021-41788 // JVNDB: JVNDB-2021-017256 // CNNVD: CNNVD-202112-2284 // NVD: CVE-2021-41788

REFERENCES

url:https://kb.netgear.com/000064369/security-advisory-for-wifi-authentication-flooding-vulnerabilities-on-multiple-products-psv-2021-0299-psv-2021-0301

Trust: 2.5

url:https://corp.mediatek.com/product-security-bulletin/january-2022

Trust: 1.7

url:https://nvd.nist.gov/vuln/detail/cve-2021-41788

Trust: 1.4

url:https://ieeexplore.ieee.org/abstract/document/10769424

Trust: 0.1

url:https://cwe.mitre.org/data/definitions/20.html

Trust: 0.1

url:https://nvd.nist.gov

Trust: 0.1

sources: OTHER: None // VULMON: CVE-2021-41788 // JVNDB: JVNDB-2021-017256 // CNNVD: CNNVD-202112-2284 // NVD: CVE-2021-41788

SOURCES

db:OTHERid: -
db:VULMONid:CVE-2021-41788
db:JVNDBid:JVNDB-2021-017256
db:CNNVDid:CNNVD-202112-2284
db:NVDid:CVE-2021-41788

LAST UPDATE DATE

2025-01-30T21:40:47.426000+00:00


SOURCES UPDATE DATE

db:VULMONid:CVE-2021-41788date:2022-01-06T00:00:00
db:JVNDBid:JVNDB-2021-017256date:2023-01-12T08:06:00
db:CNNVDid:CNNVD-202112-2284date:2022-01-07T00:00:00
db:NVDid:CVE-2021-41788date:2024-11-21T06:26:45.750

SOURCES RELEASE DATE

db:VULMONid:CVE-2021-41788date:2021-12-26T00:00:00
db:JVNDBid:JVNDB-2021-017256date:2023-01-12T00:00:00
db:CNNVDid:CNNVD-202112-2284date:2021-12-25T00:00:00
db:NVDid:CVE-2021-41788date:2021-12-26T00:15:10.043