CVE intelligence and bounded remediation
CVE-2017-14459 — Moxa Awk-3131A Firmware security vulnerability
An exploitable OS Command Injection vulnerability exists in the Telnet, SSH, and console login functionality of Moxa AWK-3131A Industrial IEEE 802.11a/b/g/n wireless AP/bridge/client in firmware versions 1.4 to 1.7 (current). An attacker can inject commands via the username parameter of several services (SSH, Telnet, console), resulting in remote, unauthenticated, root-level operating system command execution.
- Severity
- Critical
- CVSS
- 10 (3.0)
- Published
- 2018-04-11
- CISA KEV
- Not currently listed
- Ecosystem
- operating-system
- Weaknesses
- CWE-78
Affected products
- moxa / awk-3131a_firmware / 1.4
- moxa / awk-3131a_firmware / 1.5
- moxa / awk-3131a_firmware / 1.6
- moxa / awk-3131a_firmware / 1.7
Matched remediation archetype
Command, code, expression, and template injection
This catalog composition supplies bounded fallback guidance. Explicitly reviewed curated workflows load with the complete record below.
Check exposure
- Trace untrusted values to process execution, interpreters, evaluators, template engines, dynamic imports, and administrative scripting features.
- Determine whether the affected path is reachable across each trust boundary and which service account or host privilege it inherits.
- Review configuration for optional execution features, unsafe compatibility modes, and shell invocation.
Remediate safely
- Replace string-built commands or evaluated code with fixed operations and structured argument APIs that do not invoke a shell.
- Use strict allowlists for operation identifiers and reject unexpected input before it reaches any interpreter.
- Update the affected component and add inert regression tests covering metacharacters, encoding variants, and alternate request paths.
Authoritative sources
Complete CVE record and remediation plan
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