Details of VAR-202111-0422

ID

VAR-202111-0422

CVE

CVE-2020-25366

TITLE

D-Link DIR-823G Vulnerability regarding lack of authentication in

Trust: 0.8

sources: JVNDB: JVNDB-2021-014608

DESCRIPTION

An issue in the component /cgi-bin/upload_firmware.cgi of D-Link DIR-823G REVA1 1.02B05 allows attackers to cause a denial of service (DoS) via unspecified vectors. D-Link DIR-823G Exists in a vulnerability related to the lack of authentication.Information is tampered with and service operation is interrupted (DoS) It may be in a state. D-Link DIR-823G is an AC1200M dual-band Gigabit wireless router. The /cgi-bin/upload_firmware.cgi component in D-Link DIR-823G version 1.02B05 has a denial of service vulnerability

Trust: 2.16

sources: NVD: CVE-2020-25366 // JVNDB: JVNDB-2021-014608 // CNVD: CNVD-2021-85890

IOT TAXONOMY

category:

['Network device']

sub_category:

Trust: 0.6

sources: CNVD: CNVD-2021-85890

AFFECTED PRODUCTS

vendor:	dlink	model:	dir-823g	scope:	eq	version:	1.02b05	Trust: 1.0
vendor:	d link	model:	dir-823g	scope:	eq	version:	dir-823g firmware 1.02b05	Trust: 0.8
vendor:	d link	model:	dir-823g	scope:	eq	version:	-	Trust: 0.8
vendor:	d link	model:	dir-823g 1.02b05	scope:	-	version:	-	Trust: 0.6

sources: CNVD: CNVD-2021-85890 // JVNDB: JVNDB-2021-014608 // NVD: CVE-2020-25366

CVSS

SEVERITY

CVSSV2

CVSSV3

nvd@nist.gov:	CVE-2020-25366
value:	CRITICAL
Trust: 1.0
NVD:	CVE-2020-25366
value:	CRITICAL
Trust: 0.8
CNVD:	CNVD-2021-85890
value:	HIGH
Trust: 0.6
CNNVD:	CNNVD-202111-460
value:	CRITICAL
Trust: 0.6

nvd@nist.gov:	CVE-2020-25366
severity:	HIGH
baseScore:	8.5
vectorString:	AV:N/AC:L/AU:N/C:N/I:P/A:C
accessVector:	NETWORK
accessComplexity:	LOW
authentication:	NONE
confidentialityImpact:	NONE
integrityImpact:	PARTIAL
availabilityImpact:	COMPLETE
exploitabilityScore:	10.0
impactScore:	7.8
acInsufInfo:	NONE
obtainAllPrivilege:	NONE
obtainUserPrivilege:	NONE
obtainOtherPrivilege:	NONE
userInteractionRequired:	NONE
version:	2.0
Trust: 1.8
CNVD:	CNVD-2021-85890
severity:	HIGH
baseScore:	8.5
vectorString:	AV:N/AC:L/AU:N/C:N/I:P/A:C
accessVector:	NETWORK
accessComplexity:	LOW
authentication:	NONE
confidentialityImpact:	NONE
integrityImpact:	PARTIAL
availabilityImpact:	COMPLETE
exploitabilityScore:	10.0
impactScore:	7.8
acInsufInfo:	NONE
obtainAllPrivilege:	NONE
obtainUserPrivilege:	NONE
obtainOtherPrivilege:	NONE
userInteractionRequired:	NONE
version:	2.0
Trust: 0.6

nvd@nist.gov:	CVE-2020-25366
baseSeverity:	CRITICAL
baseScore:	9.1
vectorString:	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:H
attackVector:	NETWORK
attackComplexity:	LOW
privilegesRequired:	NONE
userInteraction:	NONE
scope:	UNCHANGED
confidentialityImpact:	NONE
integrityImpact:	HIGH
availabilityImpact:	HIGH
exploitabilityScore:	3.9
impactScore:	5.2
version:	3.1
Trust: 1.0
NVD:	CVE-2020-25366
baseSeverity:	CRITICAL
baseScore:	9.1
vectorString:	CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:H
attackVector:	NETWORK
attackComplexity:	LOW
privilegesRequired:	NONE
userInteraction:	NONE
scope:	UNCHANGED
confidentialityImpact:	NONE
integrityImpact:	HIGH
availabilityImpact:	HIGH
exploitabilityScore:	NONE
impactScore:	NONE
version:	3.0
Trust: 0.8

sources: CNVD: CNVD-2021-85890 // JVNDB: JVNDB-2021-014608 // CNNVD: CNNVD-202111-460 // NVD: CVE-2020-25366

PROBLEMTYPE DATA

problemtype:	CWE-862	Trust: 1.0
problemtype:	Lack of authentication (CWE-862) [NVD evaluation ]	Trust: 0.8

sources: JVNDB: JVNDB-2021-014608 // NVD: CVE-2020-25366

THREAT TYPE

remote

Trust: 0.6

sources: CNNVD: CNNVD-202111-460

TYPE

other

Trust: 0.6

sources: CNNVD: CNNVD-202111-460

PATCH

title:

Top Page D-Link

url:

https://www.dlink.com/en/consumer

Trust: 0.8

sources: JVNDB: JVNDB-2021-014608

EXTERNAL IDS

db:	NVD	id:	CVE-2020-25366	Trust: 3.8
db:	JVNDB	id:	JVNDB-2021-014608	Trust: 0.8
db:	CNVD	id:	CNVD-2021-85890	Trust: 0.6
db:	CNNVD	id:	CNNVD-202111-460	Trust: 0.6

sources: CNVD: CNVD-2021-85890 // JVNDB: JVNDB-2021-014608 // CNNVD: CNNVD-202111-460 // NVD: CVE-2020-25366

REFERENCES

url:	https://github.com/sek1th/iot/blob/master/dir823g_upfw_dos.md	Trust: 2.4
url:	https://nvd.nist.gov/vuln/detail/cve-2020-25366	Trust: 2.0
url:	https://www.dlink.com/en/security-bulletin/	Trust: 1.6
url:	http://d-link.com	Trust: 1.6

sources: CNVD: CNVD-2021-85890 // JVNDB: JVNDB-2021-014608 // CNNVD: CNNVD-202111-460 // NVD: CVE-2020-25366

SOURCES

db:	CNVD	id:	CNVD-2021-85890
db:	JVNDB	id:	JVNDB-2021-014608
db:	CNNVD	id:	CNNVD-202111-460
db:	NVD	id:	CVE-2020-25366

LAST UPDATE DATE

2024-08-14T14:25:08.277000+00:00

SOURCES UPDATE DATE

db:	CNVD	id:	CNVD-2021-85890	date:	2021-11-10T00:00:00
db:	JVNDB	id:	JVNDB-2021-014608	date:	2022-10-21T05:22:00
db:	CNNVD	id:	CNNVD-202111-460	date:	2021-11-09T00:00:00
db:	NVD	id:	CVE-2020-25366	date:	2021-11-06T02:45:22.197

SOURCES RELEASE DATE

db:	CNVD	id:	CNVD-2021-85890	date:	2021-11-10T00:00:00
db:	JVNDB	id:	JVNDB-2021-014608	date:	2022-10-21T00:00:00
db:	CNNVD	id:	CNNVD-202111-460	date:	2021-11-04T00:00:00
db:	NVD	id:	CVE-2020-25366	date:	2021-11-04T11:15:07.537