Vulnerability · Published Jul 27, 2025 · Assigned by VulDB
CVE-2025-8231D-Link DIR-890L UART Port rgbin hard-coded credentials
Medium 6.8
In plain English
A medium-severity hard-coded credentials in DIR-890L from D-Link. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.8% (higher than 56% of all known vulnerabilities).
Official 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.
Affected products (as reported)
Weakness: CWE-798, CWE-259 · Vector: CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/E:P/RL:X/RC:R
References
- VDB-317819 | D-Link DIR-890L UART Port rgbin hard-coded credentials vdb-entry
- VDB-317819 | CTI Indicators (IOB, IOC, TTP, IOA) signature, permissions-required
- Submit #622337 | D-Link DIR-890L Versions up to DIR890LA1_FW111b04 Hard-coded Credentials third-party-advisory
- https://github.com/Nicholas-wei/bug-discovery/blob/main/dlink/dir890-hardcoded/dir890-hardcoded.md exploit
- https://www.dlink.com/ product