CVE-2025-29520 — MEDIUM (5.3)

Vulnerability Description

Incorrect access control in the Maintenance module of D-Link DSL-7740C with firmware DSL7740C.V6.TR069.20211230 allows authenticated attackers with low-level privileges to arbitrarily change the high-privileged account passwords and escalate privileges.

CVSS Score

5.3

MEDIUM

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality

LOW

Integrity

NONE

Availability

NONE

Affected Products

Vendor	Product	Versions
Dlink	Dsl-7740C Firmware	6.tr069.20211230
Dlink	Dsl-7740C	-

Related Weaknesses (CWE)

CWE-284

References

https://gist.github.com/stevenyu113228/da01c377030fd8c92274feca54661202ExploitThird Party Advisory
https://www.dlink.com/en/security-bulletin/Vendor Advisory

FAQ

What is CVE-2025-29520?

CVE-2025-29520 is a vulnerability with a CVSS score of 5.3 (MEDIUM). Incorrect access control in the Maintenance module of D-Link DSL-7740C with firmware DSL7740C.V6.TR069.20211230 allows authenticated attackers with low-level privileges to arbitrarily change the high-...

How severe is CVE-2025-29520?

CVE-2025-29520 has been rated MEDIUM with a CVSS base score of 5.3/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2025-29520?

Check the references section above for vendor advisories and patch information. Affected products include: Dlink Dsl-7740C Firmware, Dlink Dsl-7740C.