CVE-2020-25078 D-Link DCS-2530L and DCS-2670L Devices: software flaw
In plain words: A mistake in the software that attackers have found a way to abuse. Depends on the product — see the description and the vendor advisory.
Confirmed exploited by CISA on · US federal patch deadline Aug 26, 2025
What to do
- Install D-Link's security update for DCS-2530L and DCS-2670L Devices. If no update exists, follow the vendor's workaround or stop using the product until one ships.
- Turn on automatic firmware updates and replace gear the maker no longer supports.
- Change default passwords and switch off remote administration and features you do not use.
- Do not put storage boxes or cameras directly on the internet — use the maker's app or a VPN.
Who is affected
Could reach you. This one is aimed at devices or apps of the kind people own.
What's at risk: Taken over in bulk to join botnets, used to watch your traffic, or — for storage boxes — locked by ransomware.
The details
- Official name
- D-Link DCS-2530L and DCS-2670L Devices Unspecified Vulnerability
- Product
- D-Link DCS-2530L and DCS-2670L Devices
- CISA description
- D-Link DCS-2530L and DCS-2670L devices contains an unspecified vulnerability that could allow for remote administrator password disclosure. The impacted products could be end-of-life (EoL) and/or end-of-service (EoS). Users should discontinue product utilization.
- Type of flaw
- Software flaw
- Confirmed exploited
- Aug 5, 2025
- US federal patch deadline
- Aug 26, 2025
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Answering about CVE-2020-25078 ·
Questions about CVE-2020-25078
Is CVE-2020-25078 being exploited?
Yes. CISA added CVE-2020-25078 to its Known Exploited Vulnerabilities catalog on Aug 5, 2025, which means there is reliable evidence of real-world attacks.
How do I fix CVE-2020-25078?
Install D-Link's security update for DCS-2530L and DCS-2670L Devices. If no update exists, follow the vendor's workaround or stop using the product until one ships. Turn on automatic firmware updates and replace gear the maker no longer supports.
Am I affected by CVE-2020-25078?
Only if you use D-Link DCS-2530L and DCS-2670L Devices. This one is aimed at devices or apps of the kind people own.