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Fencer Vulns
high 8.4

CVE-2021-27430 json

GE UR family hardcoded credentials

published 2022-03-23 4 y ago modified 2026-06-17 4 mo ago also EUVD-2021-14184

cvss
8.4
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
0.2%
EPSS 0.2% chance of exploitation in 30 days, percentile 16%
public exploits
0
none known

Summary

GE UR bootloader binary Version 7.00, 7.01 and 7.02 included unused hardcoded credentials. Additionally, a user with physical access to the UR IED can interrupt the boot sequence by rebooting the UR.

Vendor advisories

What the vendors themselves say about their products: affected, fixed or not affected, and what to do.

cisa ICSA-21-075-02 updated cvss 8.4

GE UR Family (Update A)

  • GE Veronva UR B30 <8.10 GE Veronva UR B90 <8.10 GE Veronva UR C30 <8.10 GE Veronva UR C60 <8.10 GE Veronva UR C70 <8.10 GE Veronva UR C95 <8.10
    +13 more products
    GE Veronva UR D30 <8.10 GE Veronva UR D60 <8.10 GE Veronva UR F35 <8.10 GE Veronva UR F60 <8.10 GE Veronva UR G30 <8.10 GE Veronva UR G60 <8.10 GE Veronva UR L30 <8.10 GE Veronva UR L60 <8.10 GE Veronva UR L90 <8.10 GE Veronva UR M60 <8.10 GE Veronva UR N60 <8.10 GE Veronva UR T35 <8.10 GE Veronva UR T60 <8.10
    affected: vendor fix, mitigation “GE recommends users refer to the UR Deployment guide for secure configuration of UR IED and system.” gegridsolutions.com

From CISA ICS and IT advisories (CSAF, https://github.com/cisagov/CSAF), a U.S. Government work; changed: reduced to products, statuses and remediations. CISA notification · csaf

CISA SSVC

Exploitation
none
Automatable
no
Technical impact
total
Assessed
18 mo ago

Exploit prediction

0.25% chance of exploitation in the next 30 days, higher than 16% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by version score vector
CNA 3.1 8.4 CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
NVD 3.1 6.8 CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
NVD 2.0 4.6 AV:L/AC:L/Au:N/C:P/I:P/A:P

Affected products

  • GE UR bootloader binary

Classification

Weakness
  • CWE-798 Use of Hard-coded Credentials

References

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.