Details of VAR-202209-0384

ID

VAR-202209-0384

CVE

CVE-2022-37841

TITLE

TOTOLINK of a860r Vulnerability related to use of hardcoded credentials in firmware

Trust: 0.8

sources: JVNDB: JVNDB-2022-015641

DESCRIPTION

In TOTOLINK A860R V4.1.2cu.5182_B20201027 there is a hard coded password for root in /etc/shadow.sample. TOTOLINK of a860r A vulnerability exists in the firmware regarding the use of hardcoded credentials.Information may be obtained. The TOTOLINK A860R is a dual-band wireless router with a maximum transmission speed of 1200Mbps. It utilizes 6-antenna dual-band concurrent technology and supports remote management via a mobile app. It is suitable for small and medium-sized businesses and home network environments. No detailed vulnerability details have been provided

Trust: 2.16

sources: NVD: CVE-2022-37841 // JVNDB: JVNDB-2022-015641 // CNVD: CNVD-2025-21026

IOT TAXONOMY

category:

['Network device']

sub_category:

Trust: 0.6

sources: CNVD: CNVD-2025-21026

AFFECTED PRODUCTS

vendor:	totolink	model:	a860r	scope:	eq	version:	4.1.2cu.5182_b20201027	Trust: 1.0
vendor:	totolink	model:	a860r	scope:	-	version:	-	Trust: 0.8
vendor:	totolink	model:	a860r	scope:	eq	version:	-	Trust: 0.8
vendor:	totolink	model:	a860r	scope:	eq	version:	a860r firmware 4.1.2cu.5182 b20201027	Trust: 0.8
vendor:	totolink	model:	a860r v4.1.2cu.5182 b20201027	scope:	-	version:	-	Trust: 0.6

sources: CNVD: CNVD-2025-21026 // JVNDB: JVNDB-2022-015641 // NVD: CVE-2022-37841

CVSS

SEVERITY

CVSSV2

CVSSV3

nvd@nist.gov:	CVE-2022-37841
value:	HIGH
Trust: 1.0
NVD:	CVE-2022-37841
value:	HIGH
Trust: 0.8
CNVD:	CNVD-2025-21026
value:	HIGH
Trust: 0.6
CNNVD:	CNNVD-202209-379
value:	HIGH
Trust: 0.6

CNVD:	CNVD-2025-21026
severity:	HIGH
baseScore:	7.8
vectorString:	AV:N/AC:L/AU:N/C:C/I:N/A:N
accessVector:	NETWORK
accessComplexity:	LOW
authentication:	NONE
confidentialityImpact:	COMPLETE
integrityImpact:	NONE
availabilityImpact:	NONE
exploitabilityScore:	10.0
impactScore:	6.9
acInsufInfo:	NONE
obtainAllPrivilege:	NONE
obtainUserPrivilege:	NONE
obtainOtherPrivilege:	NONE
userInteractionRequired:	NONE
version:	2.0
Trust: 0.6

nvd@nist.gov:	CVE-2022-37841
baseSeverity:	HIGH
baseScore:	7.5
vectorString:	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
attackVector:	NETWORK
attackComplexity:	LOW
privilegesRequired:	NONE
userInteraction:	NONE
scope:	UNCHANGED
confidentialityImpact:	HIGH
integrityImpact:	NONE
availabilityImpact:	NONE
exploitabilityScore:	3.9
impactScore:	3.6
version:	3.1
Trust: 1.0
NVD:	CVE-2022-37841
baseSeverity:	HIGH
baseScore:	7.5
vectorString:	CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
attackVector:	NETWORK
attackComplexity:	LOW
privilegesRequired:	NONE
userInteraction:	NONE
scope:	UNCHANGED
confidentialityImpact:	HIGH
integrityImpact:	NONE
availabilityImpact:	NONE
exploitabilityScore:	NONE
impactScore:	NONE
version:	3.0
Trust: 0.8

sources: CNVD: CNVD-2025-21026 // CNNVD: CNNVD-202209-379 // JVNDB: JVNDB-2022-015641 // NVD: CVE-2022-37841

PROBLEMTYPE DATA

problemtype:	CWE-798	Trust: 1.0
problemtype:	Use hard-coded credentials (CWE-798) [NVD evaluation ]	Trust: 0.8

sources: JVNDB: JVNDB-2022-015641 // NVD: CVE-2022-37841

THREAT TYPE

remote

Trust: 0.6

sources: CNNVD: CNNVD-202209-379

TYPE

trust management problem

Trust: 0.6

sources: CNNVD: CNNVD-202209-379

EXTERNAL IDS

db:	NVD	id:	CVE-2022-37841	Trust: 3.8
db:	JVNDB	id:	JVNDB-2022-015641	Trust: 0.8
db:	CNVD	id:	CNVD-2025-21026	Trust: 0.6
db:	CNNVD	id:	CNNVD-202209-379	Trust: 0.6

sources: CNVD: CNVD-2025-21026 // CNNVD: CNNVD-202209-379 // JVNDB: JVNDB-2022-015641 // NVD: CVE-2022-37841

REFERENCES

url:	https://github.com/1759134370/iot/blob/main/totolink/a860r/2.md	Trust: 1.6
url:	https://nvd.nist.gov/vuln/detail/cve-2022-37841	Trust: 0.8
url:	http://m.totolink.net/portal/article/index/id/117/cid/37.html	Trust: 0.6
url:	https://cxsecurity.com/cveshow/cve-2022-37841/	Trust: 0.6

sources: CNVD: CNVD-2025-21026 // CNNVD: CNNVD-202209-379 // JVNDB: JVNDB-2022-015641 // NVD: CVE-2022-37841

SOURCES

db:	CNVD	id:	CNVD-2025-21026
db:	CNNVD	id:	CNNVD-202209-379
db:	JVNDB	id:	JVNDB-2022-015641
db:	NVD	id:	CVE-2022-37841

LAST UPDATE DATE

2025-09-12T23:40:21.744000+00:00

SOURCES UPDATE DATE

db:	CNVD	id:	CNVD-2025-21026	date:	2025-09-11T00:00:00
db:	CNNVD	id:	CNNVD-202209-379	date:	2022-09-09T00:00:00
db:	JVNDB	id:	JVNDB-2022-015641	date:	2023-09-28T02:28:00
db:	NVD	id:	CVE-2022-37841	date:	2022-09-08T21:08:21.120

SOURCES RELEASE DATE

db:	CNVD	id:	CNVD-2025-21026	date:	2025-09-11T00:00:00
db:	CNNVD	id:	CNNVD-202209-379	date:	2022-09-06T00:00:00
db:	JVNDB	id:	JVNDB-2022-015641	date:	2023-09-28T00:00:00
db:	NVD	id:	CVE-2022-37841	date:	2022-09-06T17:15:08.427