CVE-2025-27257 - Vulnerability Details - OpenCVE

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.

No CVSS v4.0

Attack Vector Adjacent Network

Attack Complexity Low

Privileges Required High

Scope Unchanged

Confidentiality Impact None

Integrity Impact High

Availability Impact High

User Interaction None

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

The EPSS score is 0.00014.

Exploitation none

Automatable no

Technical Impact partial

No data.

No data.

No data.

No data.

Fixes

Solution

No solution given by the vendor.

Workaround

No workaround given by the vendor.

References

Link	Providers
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

History

Wed, 12 Mar 2025 11:30:00 +0000

Type	Values Removed	Values Added
References		https://www.nozominetworks.com/labs/vulnerability-advisories-cve-2025-27257

Mon, 10 Mar 2025 14:15:00 +0000

Type	Values Removed	Values Added
Metrics		ssvc `{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}`

Mon, 10 Mar 2025 09:15:00 +0000

Type	Values Removed	Values Added
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.
Weaknesses		CWE-345
References		https://www.gevernova.com/grid-solutions/app/DownloadFile.aspx?prod=urfamily&type=21&file=76
Metrics		cvssV3_1 `{'score': 6.1, 'vector': 'CVSS:3.1/AV:A/AC:L/PR:H/UI:N/S:U/C:N/I:H/A:H'}`

MITRE

Status: PUBLISHED

Assigner: Nozomi

Published: 2025-03-10T09:05:34.817Z

Updated: 2025-03-12T11:10:57.902Z

Reserved: 2025-02-21T08:32:26.974Z

Link: CVE-2025-27257

Vulnrichment

Updated: 2025-03-10T13:23:13.911Z

NVD

Status : Awaiting Analysis

Published: 2025-03-10T09:15:11.613

Modified: 2025-03-12T12:15:15.187

Link: CVE-2025-27257

Redhat

No data.

OpenCVE Enrichment

No data.

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