Information disclosure in Ge Ur Family

CVE-2021-27424

GE UR firmware versions prior to version 8.1x shares MODBUS memory map as part of the communications guide. GE was made aware a “Last-key pressed” MODBUS register can be used to gain unauthorized information.

Vulnerability class: Information Disclosure

EPSS: 0.002 (38.9th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 5.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N.

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2021-27424?
CVE-2021-27424 is a medium-severity vulnerability in Ge Ur Family, classified under Information Disclosure. CVSS score: 5.3/10. Published 2022-03-23.
How severe is CVE-2021-27424?
Medium severity. CVSS v3 base score is 5.3 out of 10.