Details of VAR-202407-2583

ID

VAR-202407-2583

CVE

CVE-2024-7187

TITLE

TOTOLINK of a3600r Classic buffer overflow vulnerability in firmware

Trust: 0.8

sources: JVNDB: JVNDB-2024-006505

DESCRIPTION

A vulnerability was found in TOTOLINK A3600R 4.1.2cu.5182_B20201102. It has been declared as critical. This vulnerability affects the function UploadCustomModule of the file /cgi-bin/cstecgi.cgi. The manipulation of the argument File leads to buffer overflow. The attack can be initiated remotely. The exploit has been disclosed to the public and may be used. The identifier of this vulnerability is VDB-272608. NOTE: The vendor was contacted early about this disclosure but did not respond in any way. TOTOLINK of a3600r 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 A3600R is a 6-antenna 1200M wireless router from China's TOTOLINK Electronics. Attackers can exploit this vulnerability to execute arbitrary code on the system or cause a denial of service

Trust: 2.16

sources: NVD: CVE-2024-7187 // JVNDB: JVNDB-2024-006505 // CNVD: CNVD-2025-13257

IOT TAXONOMY

category:

['Network device']

sub_category:

Trust: 0.6

sources: CNVD: CNVD-2025-13257

AFFECTED PRODUCTS

vendor:	totolink	model:	a3600r	scope:	eq	version:	4.1.2cu.5182_b20201102	Trust: 1.0
vendor:	totolink	model:	a3600r	scope:	-	version:	-	Trust: 0.8
vendor:	totolink	model:	a3600r	scope:	eq	version:	-	Trust: 0.8
vendor:	totolink	model:	a3600r	scope:	eq	version:	a3600r firmware 4.1.2cu.5182 b20201102	Trust: 0.8
vendor:	totolink	model:	a3600r 4.1.2cu.5182 b20201102	scope:	-	version:	-	Trust: 0.6

sources: CNVD: CNVD-2025-13257 // JVNDB: JVNDB-2024-006505 // NVD: CVE-2024-7187

CVSS

SEVERITY

CVSSV2

CVSSV3

cna@vuldb.com:	CVE-2024-7187
value:	HIGH
Trust: 1.0
nvd@nist.gov:	CVE-2024-7187
value:	HIGH
Trust: 1.0
OTHER:	JVNDB-2024-006505
value:	HIGH
Trust: 0.8
CNVD:	CNVD-2025-13257
value:	HIGH
Trust: 0.6

cna@vuldb.com:	CVE-2024-7187
severity:	HIGH
baseScore:	9.0
vectorString:	AV:N/AC:L/AU:S/C:C/I:C/A:C
accessVector:	NETWORK
accessComplexity:	LOW
authentication:	SINGLE
confidentialityImpact:	COMPLETE
integrityImpact:	COMPLETE
availabilityImpact:	COMPLETE
exploitabilityScore:	8.0
impactScore:	10.0
acInsufInfo:	NONE
obtainAllPrivilege:	NONE
obtainUserPrivilege:	NONE
obtainOtherPrivilege:	NONE
userInteractionRequired:	NONE
version:	2.0
Trust: 1.0
OTHER:	JVNDB-2024-006505
severity:	HIGH
baseScore:	9.0
vectorString:	AV:N/AC:L/AU:S/C:C/I:C/A:C
accessVector:	NETWORK
accessComplexity:	LOW
authentication:	SINGLE
confidentialityImpact:	COMPLETE
integrityImpact:	COMPLETE
availabilityImpact:	COMPLETE
exploitabilityScore:	NONE
impactScore:	NONE
acInsufInfo:	NONE
obtainAllPrivilege:	NONE
obtainUserPrivilege:	NONE
obtainOtherPrivilege:	NONE
userInteractionRequired:	NONE
version:	2.0
Trust: 0.8
CNVD:	CNVD-2025-13257
severity:	HIGH
baseScore:	9.0
vectorString:	AV:N/AC:L/AU:S/C:C/I:C/A:C
accessVector:	NETWORK
accessComplexity:	LOW
authentication:	SINGLE
confidentialityImpact:	COMPLETE
integrityImpact:	COMPLETE
availabilityImpact:	COMPLETE
exploitabilityScore:	8.0
impactScore:	10.0
acInsufInfo:	NONE
obtainAllPrivilege:	NONE
obtainUserPrivilege:	NONE
obtainOtherPrivilege:	NONE
userInteractionRequired:	NONE
version:	2.0
Trust: 0.6

cna@vuldb.com:	CVE-2024-7187
baseSeverity:	HIGH
baseScore:	8.8
vectorString:	CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
attackVector:	NETWORK
attackComplexity:	LOW
privilegesRequired:	LOW
userInteraction:	NONE
scope:	UNCHANGED
confidentialityImpact:	HIGH
integrityImpact:	HIGH
availabilityImpact:	HIGH
exploitabilityScore:	2.8
impactScore:	5.9
version:	3.1
Trust: 2.0
NVD:	JVNDB-2024-006505
baseSeverity:	HIGH
baseScore:	8.8
vectorString:	CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
attackVector:	NETWORK
attackComplexity:	LOW
privilegesRequired:	LOW
userInteraction:	NONE
scope:	UNCHANGED
confidentialityImpact:	HIGH
integrityImpact:	HIGH
availabilityImpact:	HIGH
exploitabilityScore:	NONE
impactScore:	NONE
version:	3.0
Trust: 0.8

sources: CNVD: CNVD-2025-13257 // JVNDB: JVNDB-2024-006505 // NVD: CVE-2024-7187 // NVD: CVE-2024-7187

PROBLEMTYPE DATA

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

sources: JVNDB: JVNDB-2024-006505 // NVD: CVE-2024-7187

EXTERNAL IDS

db:	NVD	id:	CVE-2024-7187	Trust: 3.2
db:	VULDB	id:	272608	Trust: 2.4
db:	JVNDB	id:	JVNDB-2024-006505	Trust: 0.8
db:	CNVD	id:	CNVD-2025-13257	Trust: 0.6

sources: CNVD: CNVD-2025-13257 // JVNDB: JVNDB-2024-006505 // NVD: CVE-2024-7187

REFERENCES

url:	https://vuldb.com/?id.272608	Trust: 2.4
url:	https://github.com/abcdefg-png/iot-vulnerable/blob/main/totolink/a3600r/uploadcustommodule.md	Trust: 1.8
url:	https://vuldb.com/?ctiid.272608	Trust: 1.8
url:	https://vuldb.com/?submit.378291	Trust: 1.8
url:	https://nvd.nist.gov/vuln/detail/cve-2024-7187	Trust: 0.8

sources: CNVD: CNVD-2025-13257 // JVNDB: JVNDB-2024-006505 // NVD: CVE-2024-7187

SOURCES

db:	CNVD	id:	CNVD-2025-13257
db:	JVNDB	id:	JVNDB-2024-006505
db:	NVD	id:	CVE-2024-7187

LAST UPDATE DATE

2025-06-21T23:18:29.311000+00:00

SOURCES UPDATE DATE

db:	CNVD	id:	CNVD-2025-13257	date:	2025-06-20T00:00:00
db:	JVNDB	id:	JVNDB-2024-006505	date:	2024-08-26T05:33:00
db:	NVD	id:	CVE-2024-7187	date:	2024-08-23T14:34:05.720

SOURCES RELEASE DATE

db:	CNVD	id:	CNVD-2025-13257	date:	2025-06-20T00:00:00
db:	JVNDB	id:	JVNDB-2024-006505	date:	2024-08-26T00:00:00
db:	NVD	id:	CVE-2024-7187	date:	2024-07-29T07:15:07.830