CVE-2025-27257

Description

Insufficient Verification of Data Authenticity vulnerability in GE Vernova UR IED family devices allows an authenticated user to install a modified firmware. The firmware signature verification is enforced only on the client-side dedicated software Enervista UR Setup, allowing the integration check to be bypassed.

Category

6.1
CVSS
Severity: Medium
CVSS 3.1 •
EPSS 0.02%
Affected: GE Vernova N60 multilin
Affected: GE Vernova B30 Multilin
Affected: GE Vernova B90 Multilin
Affected: GE Vernova C30 Multilin
Affected: GE Vernova C60 Multilin
Affected: GE Vernova C70 Multilin
Affected: GE Vernova C95 Multilin
Affected: GE Vernova D30 Multilin
Affected: GE Vernova D60 Multilin
Affected: GE Vernova F35 Multilin
Affected: GE Vernova F60 Multilin
Affected: GE Vernova G30 Multilin
Affected: GE Vernova G60 Multilin
Affected: GE Vernova L30 Multilin
Affected: GE Vernova L60 Multilin
Affected: GE Vernova L90 Multilin
Affected: GE Vernova M60 Multilin
Affected: GE Vernova T35 Multilin
Affected: GE Vernova T60 Multilin
Affected: GE Vernova M60 Multilin
Published at:
Updated at:

References

Link Tags
https://www.gevernova.com/grid-solutions/app/DownloadFile.aspx?prod=urfamily&type=21&file=76
https://www.nozominetworks.com/labs/vulnerability-advisories-cve-2025-27257

Frequently Asked Questions

What is the severity of CVE-2025-27257?
CVE-2025-27257 has been scored as a medium severity vulnerability.
How to fix CVE-2025-27257?
To fix CVE-2025-27257, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2025-27257 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2025-27257 is being actively exploited. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2025-27257?
CVE-2025-27257 affects GE Vernova N60 multilin, GE Vernova B30 Multilin, GE Vernova B90 Multilin, GE Vernova C30 Multilin, GE Vernova C60 Multilin, GE Vernova C70 Multilin, GE Vernova C95 Multilin, GE Vernova D30 Multilin, GE Vernova D60 Multilin, GE Vernova F35 Multilin, GE Vernova F60 Multilin, GE Vernova G30 Multilin, GE Vernova G60 Multilin, GE Vernova L30 Multilin, GE Vernova L60 Multilin, GE Vernova L90 Multilin, GE Vernova M60 Multilin, GE Vernova T35 Multilin, GE Vernova T60 Multilin, GE Vernova M60 Multilin.
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