Details of VAR-202501-0795

ID

VAR-202501-0795

CVE

CVE-2024-54887

TITLE

TP-LINK TL-WR940N Buffer Overflow Vulnerability (CNVD-2025-02852)

Trust: 0.6

sources: CNVD: CNVD-2025-02852

DESCRIPTION

TP-Link TL-WR940N V3 and V4 with firmware 3.16.9 and earlier contain a buffer overflow via the dnsserver1 and dnsserver2 parameters at /userRpm/Wan6to4TunnelCfgRpm.htm. This vulnerability allows an authenticated attacker to execute arbitrary code on the remote device in the context of the root user. TP-LINK TL-WR940N is a wireless router from TP-LINK of China. TP-LINK TL-WR940N has a buffer overflow vulnerability, which is caused by the boundary error of dnsserver1 and dnsserver2 parameters in /userRpm/Wan6to4TunnelCfgRpm.htm when processing untrusted input

Trust: 1.44

sources: NVD: CVE-2024-54887 // CNVD: CNVD-2025-02852

IOT TAXONOMY

category:

['Network device']

sub_category:

Trust: 0.6

sources: CNVD: CNVD-2025-02852

AFFECTED PRODUCTS

vendor:	tp link	model:	tl-wr940n	scope:	lte	version:	3.16.9	Trust: 1.0
vendor:	tp link	model:	tl-wr940n	scope:	-	version:	-	Trust: 0.6

sources: CNVD: CNVD-2025-02852 // NVD: CVE-2024-54887

CVSS

SEVERITY

CVSSV2

CVSSV3

134c704f-9b21-4f2e-91b3-4a467353bcc0:	CVE-2024-54887
value:	HIGH
Trust: 1.0
CNVD:	CNVD-2025-02852
value:	HIGH
Trust: 0.6

CNVD:	CNVD-2025-02852
severity:	HIGH
baseScore:	7.7
vectorString:	AV:A/AC:L/AU:S/C:C/I:C/A:C
accessVector:	ADJACENT_NETWORK
accessComplexity:	LOW
authentication:	SINGLE
confidentialityImpact:	COMPLETE
integrityImpact:	COMPLETE
availabilityImpact:	COMPLETE
exploitabilityScore:	5.1
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-2024-54887
baseSeverity:	HIGH
baseScore:	8.0
vectorString:	CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
attackVector:	ADJACENT
attackComplexity:	LOW
privilegesRequired:	LOW
userInteraction:	NONE
scope:	UNCHANGED
confidentialityImpact:	HIGH
integrityImpact:	HIGH
availabilityImpact:	HIGH
exploitabilityScore:	2.1
impactScore:	5.9
version:	3.1
Trust: 1.0

sources: CNVD: CNVD-2025-02852 // NVD: CVE-2024-54887

PROBLEMTYPE DATA

problemtype:

CWE-120

Trust: 1.0

sources: NVD: CVE-2024-54887

EXTERNAL IDS

db:	NVD	id:	CVE-2024-54887	Trust: 1.6
db:	CNVD	id:	CNVD-2025-02852	Trust: 0.6

sources: CNVD: CNVD-2025-02852 // NVD: CVE-2024-54887

REFERENCES

url:	http://tp-link.com	Trust: 1.0
url:	https://github.com/jbince/vulnerability-research/tree/main/cve-2024-54887	Trust: 1.0
url:	https://nvd.nist.gov/vuln/detail/cve-2024-54887	Trust: 0.6

sources: CNVD: CNVD-2025-02852 // NVD: CVE-2024-54887

SOURCES

db:	CNVD	id:	CNVD-2025-02852
db:	NVD	id:	CVE-2024-54887

LAST UPDATE DATE

2025-06-21T23:39:01.074000+00:00

SOURCES UPDATE DATE

db:	CNVD	id:	CNVD-2025-02852	date:	2025-02-13T00:00:00
db:	NVD	id:	CVE-2024-54887	date:	2025-06-20T18:35:16.170

SOURCES RELEASE DATE

db:	CNVD	id:	CNVD-2025-02852	date:	2025-02-13T00:00:00
db:	NVD	id:	CVE-2024-54887	date:	2025-01-09T20:15:39.277