Details of VAR-202210-2137

ID

VAR-202210-2137

CVE

CVE-2020-21016

TITLE

D-Link Systems, Inc. of DIR-846 Firmware vulnerabilities

Trust: 0.8

sources: JVNDB: JVNDB-2020-017892

DESCRIPTION

D-Link DIR-846 devices with firmware 100A35 allow remote attackers to execute arbitrary code as root via HNAP1/control/SetGuestWLanSettings.php. D-Link Systems, Inc. of DIR-846 There are unspecified vulnerabilities in the firmware.Information is obtained, information is tampered with, and service operation is interrupted. (DoS) It may be in a state. D-Link DIR-846 is a wireless router from China D-Link company. The D-Link DIR-846 has a security vulnerability

Trust: 2.16

sources: NVD: CVE-2020-21016 // JVNDB: JVNDB-2020-017892 // CNVD: CNVD-2022-74077

IOT TAXONOMY

category:

['Network device']

sub_category:

Trust: 0.6

sources: CNVD: CNVD-2022-74077

AFFECTED PRODUCTS

vendor:	dlink	model:	dir-846	scope:	eq	version:	100a35	Trust: 1.0
vendor:	d link	model:	dir-846	scope:	-	version:	-	Trust: 0.8
vendor:	d link	model:	dir-846	scope:	eq	version:	dir-846 firmware 100a35	Trust: 0.8
vendor:	d link	model:	dir-846	scope:	eq	version:	-	Trust: 0.8
vendor:	d link	model:	d-link dir-846	scope:	-	version:	-	Trust: 0.6

sources: CNVD: CNVD-2022-74077 // JVNDB: JVNDB-2020-017892 // NVD: CVE-2020-21016

CVSS

SEVERITY

CVSSV2

CVSSV3

NVD:	CVE-2020-21016
value:	CRITICAL
Trust: 1.8
CNVD:	CNVD-2022-74077
value:	HIGH
Trust: 0.6
CNNVD:	CNNVD-202210-2530
value:	CRITICAL
Trust: 0.6

CNVD:	CNVD-2022-74077
severity:	HIGH
baseScore:	10.0
vectorString:	AV:N/AC:L/AU:N/C:C/I:C/A:C
accessVector:	NETWORK
accessComplexity:	LOW
authentication:	NONE
confidentialityImpact:	COMPLETE
integrityImpact:	COMPLETE
availabilityImpact:	COMPLETE
exploitabilityScore:	10.0
impactScore:	10.0
acInsufInfo:	NONE
obtainAllPrivilege:	NONE
obtainUserPrivilege:	NONE
obtainOtherPrivilege:	NONE
userInteractionRequired:	NONE
version:	2.0
Trust: 0.6

NVD:
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-2020-21016
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-2022-74077 // JVNDB: JVNDB-2020-017892 // NVD: CVE-2020-21016 // CNNVD: CNNVD-202210-2530

PROBLEMTYPE DATA

problemtype:	NVD-CWE-noinfo	Trust: 1.0
problemtype:	Lack of information (CWE-noinfo) [NVD evaluation ]	Trust: 0.8

sources: JVNDB: JVNDB-2020-017892 // NVD: CVE-2020-21016

THREAT TYPE

remote

Trust: 0.6

sources: CNNVD: CNNVD-202210-2530

TYPE

other

Trust: 0.6

sources: CNNVD: CNNVD-202210-2530

CONFIGURATIONS

sources: NVD: CVE-2020-21016

EXTERNAL IDS

db:	NVD	id:	CVE-2020-21016	Trust: 3.8
db:	JVNDB	id:	JVNDB-2020-017892	Trust: 0.8
db:	CNVD	id:	CNVD-2022-74077	Trust: 0.6
db:	CNNVD	id:	CNNVD-202210-2530	Trust: 0.6

sources: CNVD: CNVD-2022-74077 // JVNDB: JVNDB-2020-017892 // NVD: CVE-2020-21016 // CNNVD: CNNVD-202210-2530

REFERENCES

url:	https://github.com/dahua966/routers-vuls/blob/master/dir-846/guestwlansetting_rce.md	Trust: 2.4
url:	https://www.dlink.com/en/security-bulletin/	Trust: 2.4
url:	https://nvd.nist.gov/vuln/detail/cve-2020-21016	Trust: 1.4
url:	https://cxsecurity.com/cveshow/cve-2020-21016/	Trust: 0.6

sources: CNVD: CNVD-2022-74077 // JVNDB: JVNDB-2020-017892 // NVD: CVE-2020-21016 // CNNVD: CNNVD-202210-2530

SOURCES

db:	CNVD	id:	CNVD-2022-74077
db:	JVNDB	id:	JVNDB-2020-017892
db:	NVD	id:	CVE-2020-21016
db:	CNNVD	id:	CNNVD-202210-2530

LAST UPDATE DATE

2023-12-18T13:22:09.021000+00:00

SOURCES UPDATE DATE

db:	CNVD	id:	CNVD-2022-74077	date:	2022-11-04T00:00:00
db:	JVNDB	id:	JVNDB-2020-017892	date:	2023-10-30T08:23:00
db:	NVD	id:	CVE-2020-21016	date:	2022-11-01T17:27:23.390
db:	CNNVD	id:	CNNVD-202210-2530	date:	2022-11-02T00:00:00

SOURCES RELEASE DATE

db:	CNVD	id:	CNVD-2022-74077	date:	2022-11-04T00:00:00
db:	JVNDB	id:	JVNDB-2020-017892	date:	2023-10-30T00:00:00
db:	NVD	id:	CVE-2020-21016	date:	2022-10-31T13:15:10.477
db:	CNNVD	id:	CNNVD-202210-2530	date:	2022-10-31T00:00:00