CVE-2021-41788

CVSS V2 High 7.8 CVSS V3 High 7.5
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).
Overview
  • CVE ID
  • CVE-2021-41788
  • Assigner
  • cve@mitre.org
  • Vulnerability Status
  • Analyzed
  • Published Version
  • 2021-12-26T00:15:10
  • Last Modified Date
  • 2022-01-06T15:41:30
Weakness Enumerations
CWE URL
CWE-20 http://cwe.mitre.org/data/definitions/20.html
CPE Configuration (Product)
CPE Vulnerable Operator Version Start Version End
AND
cpe:2.3:o:mediatek:mt7603e_firmware:7.4.0.0:*:*:*:*:*:*:* 1 OR
cpe:2.3:h:mediatek:mt7603e:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:mediatek:mt7612_firmware:7.4.0.0:*:*:*:*:*:*:* 1 OR
cpe:2.3:h:mediatek:mt7612:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:mediatek:mt7613_firmware:7.4.0.0:*:*:*:*:*:*:* 1 OR
cpe:2.3:h:mediatek:mt7613:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:mediatek:mt7615_firmware:7.4.0.0:*:*:*:*:*:*:* 1 OR
cpe:2.3:h:mediatek:mt7615:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:mediatek:mt7622_firmware:7.4.0.0:*:*:*:*:*:*:* 1 OR
cpe:2.3:h:mediatek:mt7622:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:mediatek:mt7628_firmware:7.4.0.0:*:*:*:*:*:*:* 1 OR
cpe:2.3:h:mediatek:mt7628:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:mediatek:mt7629_firmware:7.4.0.0:*:*:*:*:*:*:* 1 OR
cpe:2.3:h:mediatek:mt7629:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:mediatek:mt7915_firmware:7.4.0.0:*:*:*:*:*:*:* 1 OR
cpe:2.3:h:mediatek:mt7915:-:*:*:*:*:*:*:* 0 OR
CVSS Version 2
  • Version
  • 2.0
  • Vector String
  • AV:N/AC:L/Au:N/C:N/I:N/A:C
  • Access Vector
  • NETWORK
  • Access Compatibility
  • LOW
  • Authentication
  • NONE
  • Confidentiality Impact
  • NONE
  • Integrity Impact
  • NONE
  • Availability Impact
  • COMPLETE
  • Base Score
  • 7.8
  • Severity
  • HIGH
  • Exploitability Score
  • 10
  • Impact Score
  • 6.9
CVSS Version 3
  • Version
  • 3.1
  • Vector String
  • CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
  • Attack Vector
  • NETWORK
  • Attack Compatibility
  • LOW
  • Privileges Required
  • NONE
  • User Interaction
  • NONE
  • Scope
  • UNCHANGED
  • Confidentiality Impact
  • NONE
  • Availability Impact
  • HIGH
  • Base Score
  • 7.5
  • Base Severity
  • HIGH
  • Exploitability Score
  • 3.9
  • Impact Score
  • 3.6
References
Reference URL Reference Tags
https://kb.netgear.com/000064369/Security-Advisory-for-WiFi-Authentication-Flooding-Vulnerabilities-on-Multiple-Products-PSV-2021-0299-PSV-2021-0301 Third Party Advisory
https://corp.mediatek.com/product-security-bulletin/January-2022 Vendor Advisory
Sources
Source Name Source URL
NIST https://nvd.nist.gov/vuln/detail/CVE-2021-41788
MITRE https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-41788
History
Created Old Value New Value Data Type Notes
2022-05-10 06:38:14 Added to TrackCVE
2022-12-06 04:52:09 2021-12-26T00:15Z 2021-12-26T00:15:10 CVE Published Date updated
2022-12-06 04:52:09 2022-01-06T15:41:30 CVE Modified Date updated
2022-12-06 04:52:09 Analyzed Vulnerability Status updated