High severity · published Mar 10, 2025
CVE-2025-27256
Missing Authentication for Critical Function vulnerability in GE Vernova Enervista UR Setup application allows Authentication Bypass due to a missing SSH server authentication
8.3
CVSS
0.3%
EPSS
No
On KEV
Description
Missing Authentication for Critical Function vulnerability in GE Vernova Enervista UR Setup application allows Authentication Bypass due to a missing SSH server authentication. Since the client connection is not authenticated, an attacker may perform a man-in-the-middle attack on the network.
CVSS vector
CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:L/I:H/A:H
Attack vector
Adjacent
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
Low
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.3% · higher than 21% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
EU
EnerVista UR Setup · GE Vernova
7.0 through 8.60 · source: vendor
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2025-27256
CVE.org
https://www.cve.org/CVERecord?id=CVE-2025-27256
www.gevernova.com
https://www.gevernova.com/grid-solutions/app/DownloadFile.aspx?prod=urfamily&type=21&file=76
www.nozominetworks.com
https://www.nozominetworks.com/labs/vulnerability-advisories-cve-2025-27256
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