VULNERABILITY INTELLIGENCE

CVE-2019-5138

CVSS score9.9 CRITICAL
EPSS probability5.16%
CISA KEVNot currently listed
Published2020-02-25
Last modified2026-06-17
CVSS vectorCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H

Description

An exploitable command injection vulnerability exists in encrypted diagnostic script functionality of the Moxa AWK-3131A firmware version 1.13. A specially crafted diagnostic script file can cause arbitrary busybox commands to be executed, resulting in remote control over the device. An attacker can send diagnostic while authenticated as a low privilege user to trigger this vulnerability.

Weakness classification

  • CWE-78: Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')

Primary references