CVE-2016-9366
CVE-2016-9366 is a critical-severity vulnerability in Moxa Nport 5100 Series Firmware with a CVSS 3.x base score of 9.8. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-264.
Key facts
- Severity: Critical (CVSS 3.x base score 9.8)
- CVSS v2: 5.0
- EPSS exploit prediction: 2% (82nd percentile)
- Actively exploited: Not listed in CISA KEV
- Weakness: CWE-264
- Affected product: Moxa Nport 5100 Series Firmware
- Published:
- Last modified:
Description
An issue was discovered in Moxa NPort 5110 versions prior to 2.6, NPort 5130/5150 Series versions prior to 3.6, NPort 5200 Series versions prior to 2.8, NPort 5400 Series versions prior to 3.11, NPort 5600 Series versions prior to 3.7, NPort 5100A Series & NPort P5150A versions prior to 1.3, NPort 5200A Series versions prior to 1.3, NPort 5150AI-M12 Series versions prior to 1.2, NPort 5250AI-M12 Series versions prior to 1.2, NPort 5450AI-M12 Series versions prior to 1.2, NPort 5600-8-DT Series versions prior to 2.4, NPort 5600-8-DTL Series versions prior to 2.4, NPort 6x50 Series versions prior to 1.13.11, NPort IA5450A versions prior to v1.4. An attacker can freely use brute force to determine parameters needed to bypass authentication.
Frequently asked questions
- What is CVE-2016-9366?
- An issue was discovered in Moxa NPort 5110 versions prior to 2.6, NPort 5130/5150 Series versions prior to 3.6, NPort 5200 Series versions prior to 2.8, NPort 5400 Series versions prior to 3.11, NPort 5600 Series versions prior to 3.7, NPort 5100A Series & NPort P5150A versions prior to 1.3, NPort 5200A Series versions prior to 1.3, NPort 5150AI-M12 Series versions prior to 1.2, NPort 5250AI-M12 Series versions prior to 1.2, NPort 5450AI-M12 Series versions prior to 1.2, NPort 5600-8-DT Series versions prior to 2.4, NPort 5600-8-DTL Series versions prior to 2.4, NPort 6x50 Series versions prior to 1.13.11, NPort IA5450A versions prior to v1.4. An attacker can freely use brute force to determine parameters needed to bypass authentication.
- How severe is CVE-2016-9366?
- CVE-2016-9366 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
- Is CVE-2016-9366 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (82nd percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2016-9366?
- CVE-2016-9366 primarily affects Moxa Nport 5100 Series Firmware. In total, 10 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
- How do I fix CVE-2016-9366?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
- When was CVE-2016-9366 published?
- CVE-2016-9366 was published on 2017-02-13 and last updated on 2026-06-17.
References
Affected products (10)
- cpe:2.3:o:moxa:nport_5100_series_firmware:*:*:*:*:*:*:*:*
- cpe:2.3:o:moxa:nport_5200_series_firmware:*:*:*:*:*:*:*:*
- cpe:2.3:o:moxa:nport_5400_series_firmware:*:*:*:*:*:*:*:*
- cpe:2.3:o:moxa:nport_5600_series_firmware:*:*:*:*:*:*:*:*
- cpe:2.3:o:moxa:nport_5100a_series_firmware:*:*:*:*:*:*:*:*
- cpe:2.3:o:moxa:nport_p5150a_series_firmware:*:*:*:*:*:*:*:*
- cpe:2.3:o:moxa:nport_5200a_series_firmware:*:*:*:*:*:*:*:*
- cpe:2.3:o:moxa:nport_5x50a1-m12_series_firmware:*:*:*:*:*:*:*:*
- cpe:2.3:h:moxa:nport_5600-8-dtl_series_firmware:*:*:*:*:*:*:*:*
- cpe:2.3:o:moxa:nport_6100_series_firmware:*:*:*:*:*:*:*:*
More vulnerabilities in Moxa Nport 5100 Series Firmware
- CVE-2016-9369 — Critical (CVSS 9.8): An issue was discovered in Moxa NPort 5110 versions prior to 2.6, NPort 5130/5150 Series versions prior to 3.6, NPort…
- CVE-2016-9361 — Critical (CVSS 9.8): An issue was discovered in Moxa NPort 5110 versions prior to 2.6, NPort 5130/5150 Series versions prior to 3.6, NPort…
- CVE-2016-9365 — High (CVSS 8.8): An issue was discovered in Moxa NPort 5110 versions prior to 2.6, NPort 5130/5150 Series versions prior to 3.6, NPort…
- CVE-2016-9367 — High (CVSS 7.5): An issue was discovered in Moxa NPort 5110 versions prior to 2.6, NPort 5130/5150 Series versions prior to 3.6, NPort…
- CVE-2016-9363 — High (CVSS 7.3): An issue was discovered in Moxa NPort 5110 versions prior to 2.6, NPort 5130/5150 Series versions prior to 3.6, NPort…
- CVE-2016-9371 — Medium (CVSS 6.1): An issue was discovered in Moxa NPort 5110 versions prior to 2.6, NPort 5130/5150 Series versions prior to 3.6, NPort…
All CVEs affecting Moxa Nport 5100 Series Firmware →
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