CVE-2025-8231

low-risk
Published 2025-07-27

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.

Do I need to act?

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0.12% chance of exploitation
EPSS score — low exploit probability
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Not on CISA KEV list
No confirmed active exploitation reported to CISA
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Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
6
CVSS 6.8/10 Medium
PHYSICAL / LOW complexity

Affected Products (1)

Affected Vendors

Dlink

References (5)

Exploit https://github.com/Nicholas-wei/bug-discovery/blob/main/dlink/dir890-hardcoded/d...
Permissions Required https://vuldb.com/?ctiid.317819
Third Party Advisory https://vuldb.com/?id.317819
Third Party Advisory https://vuldb.com/?submit.622337
Product https://www.dlink.com/
28
/ 100
low-risk
Severity 22/34 · High
Exploitability 1/34 · Minimal
Exposure 5/34 · Minimal