CVE-2025-8231

D-Link DIR-890L UART Port rgbin hard-coded credentials

Published: Jul 27, 2025Updated: Apr 29, 2026 Sources: CVE List NVD BDUCWE-259

6.8MEDIUM

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.

No summary for this CVE yet.

CVSS Vector Breakdown

Exploitability

AV:PAttack Vector

Physical

AC:LAttack Complexity

Low

PR:NPrivileges Required

None

UI:NUser Interaction

None

Scope

S:UScope

Unchanged

Impact

C:HConfidentiality

High

I:HIntegrity

High

A:HAvailability

High

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Weaknesses

CWE-259 CWE-798

Affected Products

D-Link Corp.

commercial·TWaka dlink, d-link international, d-link corporation

dir-890l firmware

Networking Infrastructure

DIR-890L

Networking Infrastructure

D-Link

commercial·TW

DIR-890L

Networking Infrastructure

Exploitability

Official Patch Available

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Attack Graph

Products CVE Techniques Tactics

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MITRE ATT&CK

2 techniques

Credential Access

Initial Access

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References

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

vuldb.com

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

vuldb.com

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

vuldb.com

and 2 more references View all →

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