CVE-2021-27428

CRITICAL

GE UR IED <8.1x - Privilege Escalation

Title source: llm
STIX 2.1

Description

GE UR IED firmware versions prior to version 8.1x supports upgrading firmware using UR Setup configuration tool – Enervista UR Setup. This UR Setup tool validates the authenticity and integrity of firmware file before uploading the UR IED. An illegitimate user could upgrade firmware without appropriate privileges. The weakness is assessed, and mitigation is implemented in firmware Version 8.10.

References (2)

Core 2
Core References
Mitigation, Third Party Advisory, US Government Resource x_refsource_confirm
https://www.cisa.gov/uscert/ics/advisories/icsa-21-075-02
Permissions Required, Vendor Advisory x_refsource_confirm
https://www.gegridsolutions.com/Passport/Login.aspx

Scores

CVSS v3 9.8
EPSS 0.0029
EPSS Percentile 52.3%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

CISA SSVC

Vulnrichment
Exploitation none
Automatable yes
Technical Impact total

Details

CWE
CWE-434
Status published
Products (19)
ge/multilin_b30_firmware < 8.10
ge/multilin_b90_firmware < 8.10
ge/multilin_c30_firmware < 8.10
ge/multilin_c60_firmware < 8.10
ge/multilin_c70_firmware < 8.10
ge/multilin_c95_firmware < 8.10
ge/multilin_d30_firmware < 8.10
ge/multilin_d60_firmware < 8.10
ge/multilin_f35_firmware < 8.10
ge/multilin_f60_firmware < 8.10
... and 9 more
Published Mar 23, 2022
Tracked Since Feb 18, 2026