SecuriTricks - CVE-2025-8231

Description

A vulnerability, which was classified as critical, has been found in D-Link DIR-890L up to 111b04. This issue affects some unknown processing of the file rgbin of the component UART Port. The manipulation leads to hard-coded credentials. It is possible to launch the attack on the physical device. The exploit has been disclosed to the public and may be used. This vulnerability only affects products that are no longer supported by the maintainer.

Product(s) Impacted

Vendor	Product	Versions
D-link	Dir-890l	*

Weaknesses

Common security weaknesses mapped to this vulnerability.

CWE-259

Use of Hard-coded Password

The product contains a hard-coded password, which it uses for its own inbound authentication or for outbound communication to external components.

*CPE(s)

Affected systems and software identified for this CVE.

Type	Vendor	Product	Version	Update	Edition	Language	Software Edition	Target Software	Target Hardware	Other Information
h	d-link	dir-890l	/	111b04	/	/	/	/	/	/

References

https://github.com/Nicholas-wei/bug-discovery/blob/main/dlink/dir890-hardcoded/dir890-hardcoded.md

https://vuldb.com/?ctiid.317819

https://vuldb.com/?id.317819

https://vuldb.com/?submit.622337

https://www.dlink.com/

CVSS Score

7.0 / 10

CVSS Data - 4.0

Attack Vector: PHYSICAL
Attack Complexity: LOW
Attack Requirements: NONE
Privileges Required: NONE
User Interaction: NONE
Scope:
Confidentiality Impact: HIGH
Integrity Impact: HIGH
Availability Impact: HIGH
Exploit Maturity: PROOF_OF_CONCEPT

CVSS:4.0/AV:P/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

View Vector String

Timeline

Published: July 27, 2025, 2:15 p.m.
Last Modified: July 27, 2025, 2:15 p.m.

Status : Received

CVE has been recently published to the CVE List and has been received by the NVD.

More info

Source

cna@vuldb.com

CVE-2025-8231