CVE-2022-3088

high-risk

Published 2022-11-28

UC-8100A-ME-T System Image: Versions v1.0 to v1.6, UC-2100 System Image: Versions v1.0 to v1.12, UC-2100-W System Image: Versions v1.0 to v 1.12, UC-3100 System Image: Versions v1.0 to v1.6, UC-5100 System Image: Versions v1.0 to v1.4, UC-8100 System Image: Versions v3.0 to v3.5, UC-8100-ME-T System Image: Versions v3.0 and v3.1, UC-8200 System Image: v1.0 to v1.5, AIG-300 System Image: v1.0 to v1.4, UC-8410A with Debian 9 System Image: Versions v4.0.2 and v4.1.2, UC-8580 with Debian 9 System Image: Versions v2.0 and v2.1, UC-8540 with Debian 9 System Image: Versions v2.0 and v2.1, and DA-662C-16-LX (GLB) System Image: Versions v1.0.2 to v1.1.2 of Moxa's ARM-based computers have an execution with unnecessary privileges vulnerability, which could allow an attacker with user-level privileges to gain root privileges.

Do I need to act?

0.05% chance of exploitation

EPSS score — low exploit probability

Not on CISA KEV list

No confirmed active exploitation reported to CISA

Patch status unknown

Check vendor advisories for fix availability and mitigation guidance

CVSS 7.8/10 High

LOCAL / LOW complexity

Affected Products (20)

Uc-2101-Lx Firmware

Uc-2102-Lx Firmware

Uc-2104-Lx Firmware

Uc-2111-Lx Firmware

Uc-2112-Lx Firmware

Uc-2102-T-Lx Firmware

Uc-2114-T-Lx Firmware

Uc-2116-T-Lx Firmware

Uc-3101-T-Us-Lx Firmware

Uc-3101-T-Eu-Lx Firmware

Uc-3111-T-Us-Lx Firmware

Uc-3111-T-Eu-Lx Firmware

Uc-3121-T-Us-Lx Firmware

Uc-3121-T-Eu-Lx Firmware

Uc-3101-T-Ap-Lx Firmware

Uc-3111-T-Ap-Lx Firmware

Uc-3121-T-Ap-Lx Firmware

Uc-3111-T-Eu-Lx-Nw Firmware

Uc-3111-T-Ap-Lx-Nw Firmware

Uc-3111-T-Us-Lx-Nw Firmware

Affected Vendors

Moxa

References (2)

Third Party Advisory https://www.cisa.gov/uscert/ics/advisories/icsa-22-326-05

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high-risk

Severity 24/34 · High

Exploitability 0/34 · Minimal

Exposure 28/34 · Critical