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ID

VAR-202203-1495


CVE

CVE-2021-31326


TITLE

of D-Link Japan Co., Ltd.  dir-816  Authentication vulnerability in firmware

Trust: 0.8

sources: JVNDB: JVNDB-2021-019046

DESCRIPTION

D-Link DIR-816 A2 1.10 B05 allows unauthenticated attackers to arbitrarily reset the device via a crafted tokenid parameter to /goform/form2Reboot.cgi. of D-Link Japan Co., Ltd. dir-816 An authentication vulnerability exists in firmware.Information is obtained, information is tampered with, and service operation is interrupted. (DoS) It may be in a state. D-Link DIR-816 A2 is a wireless router from D-Link, a Taiwanese company. There is a command injection vulnerability in D-Link DIR-816 A2 1.10 B05

Trust: 2.16

sources: NVD: CVE-2021-31326 // JVNDB: JVNDB-2021-019046 // CNVD: CNVD-2022-42154

IOT TAXONOMY

category:['Network device']sub_category: -

Trust: 0.6

sources: CNVD: CNVD-2022-42154

AFFECTED PRODUCTS

vendor:dlinkmodel:dir-816scope:eqversion:1.10cnb05

Trust: 1.0

vendor:ディーリンクジャパン株式会社model:dir-816scope: - version: -

Trust: 0.8

vendor:ディーリンクジャパン株式会社model:dir-816scope:eqversion:dir-816 firmware 1.10cnb05

Trust: 0.8

vendor:ディーリンクジャパン株式会社model:dir-816scope:eqversion: -

Trust: 0.8

vendor:d linkmodel:dir-816 a2 b05scope:eqversion:1.10

Trust: 0.6

sources: CNVD: CNVD-2022-42154 // JVNDB: JVNDB-2021-019046 // NVD: CVE-2021-31326

CVSS

SEVERITY

CVSSV2

CVSSV3

nvd@nist.gov: CVE-2021-31326
value: CRITICAL

Trust: 1.0

NVD: CVE-2021-31326
value: CRITICAL

Trust: 0.8

CNVD: CNVD-2022-42154
value: HIGH

Trust: 0.6

CNNVD: CNNVD-202203-2083
value: CRITICAL

Trust: 0.6

nvd@nist.gov: CVE-2021-31326
severity: HIGH
baseScore: 9.0
vectorString: AV:N/AC:L/AU:N/C:P/I:P/A:C
accessVector: NETWORK
accessComplexity: LOW
authentication: NONE
confidentialityImpact: PARTIAL
integrityImpact: PARTIAL
availabilityImpact: COMPLETE
exploitabilityScore: 10.0
impactScore: 8.5
acInsufInfo: NONE
obtainAllPrivilege: NONE
obtainUserPrivilege: NONE
obtainOtherPrivilege: NONE
userInteractionRequired: NONE
version: 2.0

Trust: 1.8

CNVD: CNVD-2022-42154
severity: HIGH
baseScore: 9.0
vectorString: AV:N/AC:L/AU:N/C:P/I:P/A:C
accessVector: NETWORK
accessComplexity: LOW
authentication: NONE
confidentialityImpact: PARTIAL
integrityImpact: PARTIAL
availabilityImpact: COMPLETE
exploitabilityScore: 10.0
impactScore: 8.5
acInsufInfo: NONE
obtainAllPrivilege: NONE
obtainUserPrivilege: NONE
obtainOtherPrivilege: NONE
userInteractionRequired: NONE
version: 2.0

Trust: 0.6

nvd@nist.gov: CVE-2021-31326
baseSeverity: CRITICAL
baseScore: 9.8
vectorString: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
attackVector: NETWORK
attackComplexity: LOW
privilegesRequired: NONE
userInteraction: NONE
scope: UNCHANGED
confidentialityImpact: HIGH
integrityImpact: HIGH
availabilityImpact: HIGH
exploitabilityScore: 3.9
impactScore: 5.9
version: 3.1

Trust: 1.0

NVD: CVE-2021-31326
baseSeverity: CRITICAL
baseScore: 9.8
vectorString: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
attackVector: NETWORK
attackComplexity: LOW
privilegesRequired: NONE
userInteraction: NONE
scope: UNCHANGED
confidentialityImpact: HIGH
integrityImpact: HIGH
availabilityImpact: HIGH
exploitabilityScore: NONE
impactScore: NONE
version: 3.0

Trust: 0.8

sources: CNVD: CNVD-2022-42154 // JVNDB: JVNDB-2021-019046 // CNNVD: CNNVD-202203-2083 // NVD: CVE-2021-31326

PROBLEMTYPE DATA

problemtype:CWE-287

Trust: 1.0

problemtype:Inappropriate authentication (CWE-287) [NVD evaluation ]

Trust: 0.8

sources: JVNDB: JVNDB-2021-019046 // NVD: CVE-2021-31326

THREAT TYPE

remote

Trust: 0.6

sources: CNNVD: CNNVD-202203-2083

TYPE

authorization issue

Trust: 0.6

sources: CNNVD: CNNVD-202203-2083

EXTERNAL IDS

db:NVDid:CVE-2021-31326

Trust: 3.8

db:DLINKid:SAP10240

Trust: 2.4

db:JVNDBid:JVNDB-2021-019046

Trust: 0.8

db:CNVDid:CNVD-2022-42154

Trust: 0.6

db:CNNVDid:CNNVD-202203-2083

Trust: 0.6

sources: CNVD: CNVD-2022-42154 // JVNDB: JVNDB-2021-019046 // CNNVD: CNNVD-202203-2083 // NVD: CVE-2021-31326

REFERENCES

url:https://github.com/gd008/vuln/blob/main/dir-816_reset.md

Trust: 2.4

url:https://supportannouncement.us.dlink.com/announcement/publication.aspx?name=sap10240

Trust: 2.4

url:https://www.dlink.com/en/security-bulletin/

Trust: 2.4

url:https://nvd.nist.gov/vuln/detail/cve-2021-31326

Trust: 2.0

url:https://cxsecurity.com/cveshow/cve-2021-31326/

Trust: 0.6

sources: CNVD: CNVD-2022-42154 // JVNDB: JVNDB-2021-019046 // CNNVD: CNNVD-202203-2083 // NVD: CVE-2021-31326

SOURCES

db:CNVDid:CNVD-2022-42154
db:JVNDBid:JVNDB-2021-019046
db:CNNVDid:CNNVD-202203-2083
db:NVDid:CVE-2021-31326

LAST UPDATE DATE

2024-08-14T14:55:34.779000+00:00


SOURCES UPDATE DATE

db:CNVDid:CNVD-2022-42154date:2022-05-31T00:00:00
db:JVNDBid:JVNDB-2021-019046date:2023-07-13T08:31:00
db:CNNVDid:CNNVD-202203-2083date:2022-07-14T00:00:00
db:NVDid:CVE-2021-31326date:2022-07-12T17:42:04.277

SOURCES RELEASE DATE

db:CNVDid:CNVD-2022-42154date:2022-05-31T00:00:00
db:JVNDBid:JVNDB-2021-019046date:2023-07-13T00:00:00
db:CNNVDid:CNNVD-202203-2083date:2022-03-23T00:00:00
db:NVDid:CVE-2021-31326date:2022-03-24T00:15:08.153