CVE-2021-27422: GE UR family exposure of sensitive information to an unauthorized actor
Published Mar 23, 2022
·Updated
GE UR firmware versions prior to version 8.1x web server interface is supported on UR over HTTP protocol. It allows sensitive information exposure without authentication.
Affected Software
44 affected components
GE Vulnerabilities related to SSH Support: firmware versions 7.4x to 8.0x (CyberSentry option)
GE Web server vulnerabilities: all firmware versions prior to version 8.1x
GE Protection from unintended firmware upload: all firmware versions prior to 8.1x with basic security option
GE Provisions to disable Factory Mode: all firmware versions prior to 8.1x with basic security option
GE Access to “Last-key pressed” register: all firmware versions prior to 8.1x with basic security option
GE Weakness in UR bootloader binary: all bootloader versions prior to 7.03/7.04
GE Multilin B30 Firmware<8.10
GE Multilin B30
GE Multilin B90 Firmware<8.10
GE Multilin B90
GE Multilin C60 Firmware<8.10
GE Multilin C60
GE Multilin C70 Firmware<8.10
GE Multilin C70
GE Multilin C95 Firmware<8.10
GE Multilin C95
GE Multilin D30 Firmware<8.10
GE Multilin D30
GE Multilin D60 Firmware<8.10
GE Multilin D60
GE Multilin F35 Firmware<8.10
GE Multilin F35
GE Multilin F60 Firmware<8.10
GE Multilin F60
GE Multilin G30 Firmware<8.10
GE Multilin G30
GE Multilin G60 Firmware<8.10
GE Multilin G60
GE Multilin L30 Firmware<8.10
GE Multilin L30
GE Multilin L60 Firmware<8.10
GE Multilin L60
GE Multilin L90 Firmware<8.10
GE Multilin L90
GE Multilin M60 Firmware<8.10
GE Multilin M60
GE Multilin N60 Firmware<8.10
GE Multilin N60
GE Multilin T35 Firmware<8.10
GE Multilin T35
GE Multilin T60 Firmware<8.10
GE Multilin T60
GE Multilin C30 Firmware<8.10
GE Multilin C30
Remediation
Information
GE strongly recommends users with impacted firmware versions update their UR devices to UR firmware Version 8.10, or greater to resolve these vulnerabilities. GE provides additional mitigations and information about these vulnerabilities in GE Publication Number: GES-2021-004 (login required).
Event History
Mar 23, 2022
CVE Published
via MITRE·07:46 PM
Data Sourced
via MITRE·07:46 PM
RemedyDescriptionSeverityWeakness
Frequently Asked Questions
1
What is CVE-2021-27422?
CVE-2021-27422 is a vulnerability in GE UR firmware versions prior to version 8.1x that allows sensitive information exposure without authentication.
2
What is the severity of CVE-2021-27422?
The severity of CVE-2021-27422 is high, with a CVSS severity value of 7.5.
3
Which software versions are affected by CVE-2021-27422?
GE UR firmware versions prior to 8.1x are affected by CVE-2021-27422.
4
How can I fix CVE-2021-27422?
To fix CVE-2021-27422, update your GE UR firmware to version 8.1x or later.
5
Where can I find more information about CVE-2021-27422?
You can find more information about CVE-2021-27422 on the CISA and GE Grid Solutions websites.