CVE-2026-32291

high

Description

The GL-iNet Comet (GL-RM1) KVM before 1.8.2 does not require authentication on the UART serial console. This attack requires physically opening the device and connecting to the UART pins.

References

https://www.cve.org/CVERecord?id=CVE-2026-32291

https://eclypsium.com/blog/your-kvm-is-the-weak-link-how-30-dollar-devices-can-own-your-entire-network/

https://thehackernews.com/2026/03/9-critical-ip-kvm-flaws-enable.html

https://arstechnica.com/security/2026/03/researchers-disclose-vulnerabilities-in-ip-kvms-from-4-manufacturers/

https://raw.githubusercontent.com/cisagov/CSAF/develop/csaf_files/IT/white/2025/va-26-076-01.json

https://dl.gl-inet.com/release/kvm/release/RM1/1.8.2

Details

Source: Mitre, NVD

Published: 2026-03-17

Updated: 2026-04-27

Risk Information

CVSS v2

Base Score: 7.2

Vector: CVSS2#AV:L/AC:L/Au:N/C:C/I:C/A:C

Severity: High

CVSS v3

Base Score: 6.8

Vector: CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Severity: Medium

CVSS v4

Base Score: 7

Vector: CVSS:4.0/AV:P/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N