CVE-2025-27257 (CVSS 6.1)

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.

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CVSS v3.1 Score

6.1

MEDIUM

CVSS:3.1/AV:A/AC:L/PR:H/UI:N/S:U/C:N/I:H/A:H

Weakness Type (CWE)

CWE-345 CWE-345

References

Other References

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 CVE-2025-27257? +

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. It has a CVSS v3.1 base score of 6.1 (MEDIUM).

How severe is CVE-2025-27257? +

CVE-2025-27257 has a CVSS v3.1 score of 6.1 out of 10, rated MEDIUM. This is a medium-severity vulnerability that should be remediated as part of regular maintenance.

How do I check if I'm vulnerable to CVE-2025-27257? +

You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.

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