CVE-2025-1863 Insecure default settings for recorder products
Attackers can access and modify critical data on Yokogawa recorders because authentication is disabled by default in the factory settings.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2025-1863?
CVE-2025-1863 is a critical vulnerability in Yokogawa Electric Corporation CX1000 / CX2000 Paperless Recorders, published on 18 Apr 2025. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
Insecure default settings have been found in recorder products provided by Yokogawa Electric Corporation. The default setting of the authentication function is disabled on the affected products. Therefore, when connected to a network with default settings, anyone can access all functions related to settings and operations. As a result, an attacker can illegally manipulate and configure important data such as measured values and settings. This issue affects GX10 / GX20 / GP10 / GP20 Paperless Recorders: R5.04.01 or earlier; GM Data Acquisition System: R5.05.01 or earlier; DX1000 / DX2000 / DX1000N Paperless Recorders: R4.21 or earlier; FX1000 Paperless Recorders: R1.31 or earlier; μR10000 / μR20000 Chart Recorders: R1.51 or earlier; MW100 Data Acquisition Units: All versions; DX1000T / DX2000T Paperless Recorders: All versions; CX1000 / CX2000 Paperless Recorders: All versions.
Weakness: CWE-1188
Which versions are affected by CVE-2025-1863?
How do I fix CVE-2025-1863?
No fix has been published for CVE-2025-1863 yet. Limit exposure of the affected software until one is available.
Is CVE-2025-1863 being exploited?
There is no known exploitation of CVE-2025-1863 in the wild and no public exploit code.
Sources
Also known as GHSA-5rj6-rcrv-5v5p.