Vulnerability in Ge Vernova B30 Multilin

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…

EPSS: 0.002 (6.7th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 6.1 (Medium). Vector: CVSS:3.1/AV:A/AC:L/PR:H/UI:N/S:U/C:N/I:H/A:H.

Affected products

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2025-27257?
CVE-2025-27257 is a medium-severity vulnerability in Ge Vernova B30 Multilin, classified under Insufficient Verification of Data Authenticity. CVSS score: 6.1/10. Published 2025-03-10.
How severe is CVE-2025-27257?
Medium severity. CVSS v3 base score is 6.1 out of 10.
Is CVE-2025-27257 known to be exploited?
1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.