Cyber Resilience

CVE-2023-43744

HighRCE

Published: 08 December 2023

Published
08 December 2023
Modified
21 November 2024
KEV Added
Patch
CVSS Score v3.1 7.2 CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
EPSS Score 0.0019 40.3th percentile
Risk Priority 15 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2023-43744 is a high-severity OS Command Injection (CWE-78) vulnerability in Zultys Mx-Se Firmware. Its CVSS base score is 7.2 (High).

Operationally, ranked at the 40.3th percentile by exploit likelihood (below the median); it is not currently listed in the CISA KEV catalog.

EU & UK References

Vulnerability details

An OS command injection vulnerability in Zultys MX-SE, MX-SE II, MX-E, MX-Virtual, MX250, and MX30 with firmware versions prior to 17.0.10 patch 17161 and 16.04 patch 16109 allows an administrator to execute arbitrary OS commands via a file name parameter…

more

in a patch application function. The Zultys MX Administrator client has a "Patch Manager" section that allows administrators to apply patches to the device. The user supplied filename for the patch file is passed to a shell script without validation. Including bash command substitution characters in a patch file name results in execution of the provided command.

CWE(s)

Related Threats

No named actor attribution yet. ATT&CK technique mapping in progress for this CVE.

Affected Assets

zultys
mx-se firmware
≤ 16.0.4 · 17.0.6 — 17.0.10
zultys
mx-se ii firmware
≤ 16.0.4 · 17.0.6 — 17.0.10
zultys
mx-e firmware
≤ 16.0.4 · 17.0.6 — 17.0.10
zultys
mx-virtual firmware
≤ 16.0.4 · 17.0.6 — 17.0.10
zultys
mx250 firmware
≤ 16.0.4 · 17.0.6 — 17.0.10
zultys
mx30 firmware
≤ 16.0.4 · 17.0.6 — 17.0.10

Mitigating Controls

Likely Mitigating Controls AI

Per-CVE control mapping for this CVE has not run yet; the list below is derived from the weakness types (CWEs) cited in the NVD entry.

addresses: CWE-78

Platform-independent apps typically execute inside a managed runtime or sandbox that restricts direct OS command execution, reducing the ability to exploit OS command injection.

addresses: CWE-78

Validates inputs to block special elements that would alter OS command execution.

References