Details of VAR-202406-2395

ID

VAR-202406-2395

CVE

CVE-2024-37637

TITLE

TOTOLINK of a3700r Classic buffer overflow vulnerability in firmware

Trust: 0.8

sources: JVNDB: JVNDB-2024-021404

DESCRIPTION

TOTOLINK A3700R V9.1.2u.6165_20211012 was discovered to contain a stack overflow via ssid5g in the function setWizardCfg. TOTOLINK of a3700r Firmware has a classic buffer overflow vulnerability.Information is obtained, information is tampered with, and service operation is interrupted. (DoS) It may be in a state. TOTOLINK A3700R is a wireless router produced by China's TOTOLINK Electronics. TOTOLINK A3700R has a buffer overflow vulnerability. The vulnerability is caused by the failure of ssid5g to correctly verify the length of the input data in the setWizardCfg function. Attackers can exploit this vulnerability to execute arbitrary code on the system or cause a denial of service

Trust: 2.16

sources: NVD: CVE-2024-37637 // JVNDB: JVNDB-2024-021404 // CNVD: CNVD-2025-14811

IOT TAXONOMY

category:

['Network device']

sub_category:

Trust: 0.6

sources: CNVD: CNVD-2025-14811

AFFECTED PRODUCTS

vendor:	totolink	model:	a3700r	scope:	eq	version:	9.1.2u.6165_20211012	Trust: 1.0
vendor:	totolink	model:	a3700r	scope:	eq	version:	a3700r firmware 9.1.2u.6165 20211012	Trust: 0.8
vendor:	totolink	model:	a3700r	scope:	-	version:	-	Trust: 0.8
vendor:	totolink	model:	a3700r	scope:	eq	version:	-	Trust: 0.8
vendor:	totolink	model:	a3700r v9.1.2u.6165 20211012	scope:	-	version:	-	Trust: 0.6

sources: CNVD: CNVD-2025-14811 // JVNDB: JVNDB-2024-021404 // NVD: CVE-2024-37637

CVSS

SEVERITY

CVSSV2

CVSSV3

134c704f-9b21-4f2e-91b3-4a467353bcc0:	CVE-2024-37637
value:	CRITICAL
Trust: 1.0
OTHER:	JVNDB-2024-021404
value:	CRITICAL
Trust: 0.8
CNVD:	CNVD-2025-14811
value:	HIGH
Trust: 0.6

CNVD:	CNVD-2025-14811
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

134c704f-9b21-4f2e-91b3-4a467353bcc0:	CVE-2024-37637
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
OTHER:	JVNDB-2024-021404
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-2025-14811 // JVNDB: JVNDB-2024-021404 // NVD: CVE-2024-37637

PROBLEMTYPE DATA

problemtype:	CWE-120	Trust: 1.0
problemtype:	Classic buffer overflow (CWE-120) [ others ]	Trust: 0.8

sources: JVNDB: JVNDB-2024-021404 // NVD: CVE-2024-37637

EXTERNAL IDS

db:	NVD	id:	CVE-2024-37637	Trust: 3.2
db:	JVNDB	id:	JVNDB-2024-021404	Trust: 0.8
db:	CNVD	id:	CNVD-2025-14811	Trust: 0.6

sources: CNVD: CNVD-2025-14811 // JVNDB: JVNDB-2024-021404 // NVD: CVE-2024-37637

REFERENCES

url:	https://github.com/s4ndw1ch136/iot-vuln-reports/blob/main/totolink/a3700r/setwizardcfg/readme.md	Trust: 2.4
url:	https://nvd.nist.gov/vuln/detail/cve-2024-37637	Trust: 0.8

sources: CNVD: CNVD-2025-14811 // JVNDB: JVNDB-2024-021404 // NVD: CVE-2024-37637

SOURCES

db:	CNVD	id:	CNVD-2025-14811
db:	JVNDB	id:	JVNDB-2024-021404
db:	NVD	id:	CVE-2024-37637

LAST UPDATE DATE

2025-07-04T23:21:56.120000+00:00

SOURCES UPDATE DATE

db:	CNVD	id:	CNVD-2025-14811	date:	2025-07-02T00:00:00
db:	JVNDB	id:	JVNDB-2024-021404	date:	2025-04-04T04:50:00
db:	NVD	id:	CVE-2024-37637	date:	2025-04-03T15:41:24.837

SOURCES RELEASE DATE

db:	CNVD	id:	CNVD-2025-14811	date:	2025-07-02T00:00:00
db:	JVNDB	id:	JVNDB-2024-021404	date:	2025-04-04T00:00:00
db:	NVD	id:	CVE-2024-37637	date:	2024-06-14T14:15:10.883