Details of VAR-202406-1994

ID

VAR-202406-1994

CVE

CVE-2024-37639

TITLE

TOTOLINK of a3700r Stack-based buffer overflow vulnerability in firmware

Trust: 0.8

sources: JVNDB: JVNDB-2024-021437

DESCRIPTION

TOTOLINK A3700R V9.1.2u.6165_20211012 was discovered to contain a stack overflow via eport in the function setIpPortFilterRules. 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 from China's TOTOLINK Electronics. There is a buffer overflow vulnerability in the TOTOLINK A3700R V9.1.2u.6165_20211012 version. The vulnerability is caused by the failure of eport to correctly verify the length of the input data in the function setIpPortFilterRules. Remote attackers can exploit this vulnerability to execute arbitrary code on the system or cause a denial of service attack

Trust: 2.16

sources: NVD: CVE-2024-37639 // JVNDB: JVNDB-2024-021437 // CNVD: CNVD-2024-33694

IOT TAXONOMY

category:

['Network device']

sub_category:

Trust: 0.6

sources: CNVD: CNVD-2024-33694

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-2024-33694 // JVNDB: JVNDB-2024-021437 // NVD: CVE-2024-37639

CVSS

SEVERITY

CVSSV2

CVSSV3

134c704f-9b21-4f2e-91b3-4a467353bcc0:	CVE-2024-37639
value:	HIGH
Trust: 1.0
OTHER:	JVNDB-2024-021437
value:	HIGH
Trust: 0.8
CNVD:	CNVD-2024-33694
value:	HIGH
Trust: 0.6

CNVD:	CNVD-2024-33694
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-2024-37639
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-2024-021437
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-2024-33694 // JVNDB: JVNDB-2024-021437 // NVD: CVE-2024-37639

PROBLEMTYPE DATA

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

sources: JVNDB: JVNDB-2024-021437 // NVD: CVE-2024-37639

EXTERNAL IDS

db:	NVD	id:	CVE-2024-37639	Trust: 3.2
db:	JVNDB	id:	JVNDB-2024-021437	Trust: 0.8
db:	CNVD	id:	CNVD-2024-33694	Trust: 0.6

sources: CNVD: CNVD-2024-33694 // JVNDB: JVNDB-2024-021437 // NVD: CVE-2024-37639

REFERENCES

url:	https://github.com/s4ndw1ch136/iot-vuln-reports/blob/main/totolink/a3700r/setipportfilterrules/readme.md	Trust: 1.8
url:	https://nvd.nist.gov/vuln/detail/cve-2024-37639	Trust: 1.4

sources: CNVD: CNVD-2024-33694 // JVNDB: JVNDB-2024-021437 // NVD: CVE-2024-37639

SOURCES

db:	CNVD	id:	CNVD-2024-33694
db:	JVNDB	id:	JVNDB-2024-021437
db:	NVD	id:	CVE-2024-37639

LAST UPDATE DATE

2025-04-05T23:25:40.370000+00:00

SOURCES UPDATE DATE

db:	CNVD	id:	CNVD-2024-33694	date:	2024-07-26T00:00:00
db:	JVNDB	id:	JVNDB-2024-021437	date:	2025-04-04T06:12:00
db:	NVD	id:	CVE-2024-37639	date:	2025-04-03T15:41:34.437

SOURCES RELEASE DATE

db:	CNVD	id:	CNVD-2024-33694	date:	2024-07-25T00:00:00
db:	JVNDB	id:	JVNDB-2024-021437	date:	2025-04-04T00:00:00
db:	NVD	id:	CVE-2024-37639	date:	2024-06-14T14:15:10.990