CVE-2021-27428
Critical
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.
SeverityCritical
CVSS9.8
Exploit probability—
ProductGe Multilin B30 Firmware
PublishedMar 23, 2022
First seenMar 23, 2022
Weakness typeCWE-434Unrestricted upload of dangerous file type
How to fix
Update
- ge multilin_b30_firmware8.10 or later
- ge multilin_b90_firmware8.10 or later
- ge multilin_c60_firmware8.10 or later
- ge multilin_c70_firmware8.10 or later
- ge multilin_c95_firmware8.10 or later
- ge multilin_d30_firmware8.10 or later
- ge multilin_d60_firmware8.10 or later
- ge multilin_f35_firmware8.10 or later
- ge multilin_f60_firmware8.10 or later
- ge multilin_g30_firmware8.10 or later
- ge multilin_g60_firmware8.10 or later
- ge multilin_l30_firmware8.10 or later
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| ge multilin_b30_firmware | v < 8.10 | 8.10 |
| ge multilin_b90_firmware | v < 8.10 | 8.10 |
| ge multilin_c60_firmware | v < 8.10 | 8.10 |
| ge multilin_c70_firmware | v < 8.10 | 8.10 |
| ge multilin_c95_firmware | v < 8.10 | 8.10 |
| ge multilin_d30_firmware | v < 8.10 | 8.10 |
| ge multilin_d60_firmware | v < 8.10 | 8.10 |
| ge multilin_f35_firmware | v < 8.10 | 8.10 |
| ge multilin_f60_firmware | v < 8.10 | 8.10 |
| ge multilin_g30_firmware | v < 8.10 | 8.10 |
| ge multilin_g60_firmware | v < 8.10 | 8.10 |
| ge multilin_l30_firmware | v < 8.10 | 8.10 |
| ge multilin_l60_firmware | v < 8.10 | 8.10 |
| ge multilin_l90_firmware | v < 8.10 | 8.10 |
| ge multilin_m60_firmware | v < 8.10 | 8.10 |
| ge multilin_n60_firmware | v < 8.10 | 8.10 |
| ge multilin_t35_firmware | v < 8.10 | 8.10 |
| ge multilin_t60_firmware | v < 8.10 | 8.10 |
| ge multilin_c30_firmware | v < 8.10 | 8.10 |
Check your version
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