Details of VAR-202508-2398

ID

VAR-202508-2398

CVE

CVE-2025-29515

TITLE

D-Link Corporation of DSL-7740C Access control vulnerabilities in firmware

Trust: 0.8

sources: JVNDB: JVNDB-2025-012689

DESCRIPTION

Incorrect access control in the DELT_file.xgi endpoint of D-Link DSL-7740C with firmware DSL7740C.V6.TR069.20211230 allows attackers to modify arbitrary settings within the device's XML database, including the administrator’s password. D-Link Corporation of DSL-7740C Firmware contains an access control vulnerability.Information is obtained, information is tampered with, and service operation is interrupted. (DoS) It may be in a state. The D-Link DSL-7740C is a modem manufactured by D-Link, a Chinese company. The D-Link DSL-7740C, version DSL7740C.V6.TR069.20211230, suffers from an access control vulnerability. This vulnerability stems from improper access control on the DELT_file.xgi endpoint

Trust: 2.16

sources: NVD: CVE-2025-29515 // JVNDB: JVNDB-2025-012689 // CNVD: CNVD-2025-19872

IOT TAXONOMY

category:

['Network device']

sub_category:

Trust: 0.6

sources: CNVD: CNVD-2025-19872

AFFECTED PRODUCTS

vendor:	dlink	model:	dsl-7740c	scope:	eq	version:	6.tr069.20211230	Trust: 1.0
vendor:	d link	model:	dsl-7740c	scope:	-	version:	-	Trust: 0.8
vendor:	d link	model:	dsl-7740c	scope:	eq	version:	dsl-7740c firmware 6.tr069.20211230	Trust: 0.8
vendor:	d link	model:	dsl-7740c	scope:	eq	version:	-	Trust: 0.8
vendor:	d link	model:	dsl-7740c dsl7740c.v6.tr069.20211230	scope:	-	version:	-	Trust: 0.6

sources: CNVD: CNVD-2025-19872 // JVNDB: JVNDB-2025-012689 // NVD: CVE-2025-29515

CVSS

SEVERITY

CVSSV2

CVSSV3

134c704f-9b21-4f2e-91b3-4a467353bcc0:	CVE-2025-29515
value:	CRITICAL
Trust: 1.0
OTHER:	JVNDB-2025-012689
value:	CRITICAL
Trust: 0.8
CNVD:	CNVD-2025-19872
value:	HIGH
Trust: 0.6

CNVD:	CNVD-2025-19872
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-2025-29515
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-2025-012689
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-2025-19872 // JVNDB: JVNDB-2025-012689 // NVD: CVE-2025-29515

PROBLEMTYPE DATA

problemtype:	CWE-284	Trust: 1.0
problemtype:	Inappropriate access control (CWE-284) [ others ]	Trust: 0.8

sources: JVNDB: JVNDB-2025-012689 // NVD: CVE-2025-29515

EXTERNAL IDS

db:	NVD	id:	CVE-2025-29515	Trust: 3.2
db:	JVNDB	id:	JVNDB-2025-012689	Trust: 0.8
db:	CNVD	id:	CNVD-2025-19872	Trust: 0.6

sources: CNVD: CNVD-2025-19872 // JVNDB: JVNDB-2025-012689 // NVD: CVE-2025-29515

REFERENCES

url:	https://gist.github.com/stevenyu113228/0bf32385245f71dfe11b0ef77c468392	Trust: 1.8
url:	https://www.dlink.com/en/security-bulletin/	Trust: 1.8
url:	https://nvd.nist.gov/vuln/detail/cve-2025-29515	Trust: 1.4

sources: CNVD: CNVD-2025-19872 // JVNDB: JVNDB-2025-012689 // NVD: CVE-2025-29515

SOURCES

db:	CNVD	id:	CNVD-2025-19872
db:	JVNDB	id:	JVNDB-2025-012689
db:	NVD	id:	CVE-2025-29515

LAST UPDATE DATE

2025-09-07T23:20:00.390000+00:00

SOURCES UPDATE DATE

db:	CNVD	id:	CNVD-2025-19872	date:	2025-08-29T00:00:00
db:	JVNDB	id:	JVNDB-2025-012689	date:	2025-09-03T01:48:00
db:	NVD	id:	CVE-2025-29515	date:	2025-09-02T18:17:07.257

SOURCES RELEASE DATE

db:	CNVD	id:	CNVD-2025-19872	date:	2025-08-29T00:00:00
db:	JVNDB	id:	JVNDB-2025-012689	date:	2025-09-03T00:00:00
db:	NVD	id:	CVE-2025-29515	date:	2025-08-25T14:15:30.463