Details of VAR-202406-2804

ID

VAR-202406-2804

CVE

CVE-2024-37633

TITLE

TOTOLINK of a3700r Stack-based buffer overflow vulnerability in firmware

Trust: 0.8

sources: JVNDB: JVNDB-2024-021405

DESCRIPTION

TOTOLINK A3700R V9.1.2u.6165_20211012 was discovered to contain a stack overflow via ssid in the function setWiFiGuestCfg. TOTOLINK of a3700r A stack-based buffer overflow vulnerability exists in the firmware.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 stack buffer overflow vulnerability. The vulnerability is caused by the ssid in the setWiFiGuestCfg function failing to properly verify the length of the input data. Attackers can exploit this vulnerability to execute arbitrary code on the system or cause a denial of service

Trust: 2.16

sources: NVD: CVE-2024-37633 // JVNDB: JVNDB-2024-021405 // CNVD: CNVD-2025-14815

IOT TAXONOMY

category:

['Network device']

sub_category:

Trust: 0.6

sources: CNVD: CNVD-2025-14815

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-2025-14815 // JVNDB: JVNDB-2024-021405 // NVD: CVE-2024-37633

CVSS

SEVERITY

CVSSV2

CVSSV3

134c704f-9b21-4f2e-91b3-4a467353bcc0:	CVE-2024-37633
value:	HIGH
Trust: 1.0
OTHER:	JVNDB-2024-021405
value:	HIGH
Trust: 0.8
CNVD:	CNVD-2025-14815
value:	HIGH
Trust: 0.6

CNVD:	CNVD-2025-14815
severity:	HIGH
baseScore:	8.3
vectorString:	AV:A/AC:L/AU:N/C:C/I:C/A:C
accessVector:	ADJACENT_NETWORK
accessComplexity:	LOW
authentication:	NONE
confidentialityImpact:	COMPLETE
integrityImpact:	COMPLETE
availabilityImpact:	COMPLETE
exploitabilityScore:	6.5
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-2024-37633
baseSeverity:	HIGH
baseScore:	8.8
vectorString:	CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
attackVector:	ADJACENT
attackComplexity:	LOW
privilegesRequired:	NONE
userInteraction:	NONE
scope:	UNCHANGED
confidentialityImpact:	HIGH
integrityImpact:	HIGH
availabilityImpact:	HIGH
exploitabilityScore:	2.8
impactScore:	5.9
version:	3.1
Trust: 1.0
OTHER:	JVNDB-2024-021405
baseSeverity:	HIGH
baseScore:	8.8
vectorString:	CVSS:3.0/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
attackVector:	ADJACENT 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-2025-14815 // JVNDB: JVNDB-2024-021405 // NVD: CVE-2024-37633

PROBLEMTYPE DATA

problemtype:	CWE-121	Trust: 1.0
problemtype:	Stack-based buffer overflow (CWE-121) [ others ]	Trust: 0.8

sources: JVNDB: JVNDB-2024-021405 // NVD: CVE-2024-37633

EXTERNAL IDS

db:	NVD	id:	CVE-2024-37633	Trust: 3.2
db:	JVNDB	id:	JVNDB-2024-021405	Trust: 0.8
db:	CNVD	id:	CNVD-2025-14815	Trust: 0.6

sources: CNVD: CNVD-2025-14815 // JVNDB: JVNDB-2024-021405 // NVD: CVE-2024-37633

REFERENCES

url:	https://github.com/s4ndw1ch136/iot-vuln-reports/blob/main/totolink/a3700r/setwifiguestcfg/readme.md	Trust: 2.4
url:	https://nvd.nist.gov/vuln/detail/cve-2024-37633	Trust: 0.8

sources: CNVD: CNVD-2025-14815 // JVNDB: JVNDB-2024-021405 // NVD: CVE-2024-37633

SOURCES

db:	CNVD	id:	CNVD-2025-14815
db:	JVNDB	id:	JVNDB-2024-021405
db:	NVD	id:	CVE-2024-37633

LAST UPDATE DATE

2025-07-04T23:47:45.233000+00:00

SOURCES UPDATE DATE

db:	CNVD	id:	CNVD-2025-14815	date:	2025-07-02T00:00:00
db:	JVNDB	id:	JVNDB-2024-021405	date:	2025-04-04T04:50:00
db:	NVD	id:	CVE-2024-37633	date:	2025-04-03T15:41:07.570

SOURCES RELEASE DATE

db:	CNVD	id:	CNVD-2025-14815	date:	2025-07-02T00:00:00
db:	JVNDB	id:	JVNDB-2024-021405	date:	2025-04-04T00:00:00
db:	NVD	id:	CVE-2024-37633	date:	2024-06-13T19:15:52.443