CVE-2024-1220
CVE-2024-1220 is a high-severity vulnerability in Moxa Nport W2150a Firmware with a CVSS 3.x base score of 8.2. 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-787.
Key facts
- Severity: High (CVSS 3.x base score 8.2)
- EPSS exploit prediction: 1% (47th percentile)
- Actively exploited: Not listed in CISA KEV
- EU (EUVD) id: EUVD-2024-16987
- Weakness: CWE-787
- Affected product: Moxa Nport W2150a Firmware
- Published:
- Last modified:
Description
A stack-based buffer overflow in the built-in web server in Moxa NPort W2150A/W2250A Series firmware version 2.3 and prior allows a remote attacker to exploit the vulnerability by sending crafted payload to the web service. Successful exploitation of the vulnerability could result in denial of service.
Frequently asked questions
- What is CVE-2024-1220?
- A stack-based buffer overflow in the built-in web server in Moxa NPort W2150A/W2250A Series firmware version 2.3 and prior allows a remote attacker to exploit the vulnerability by sending crafted payload to the web service. Successful exploitation of the vulnerability could result in denial of service.
- How severe is CVE-2024-1220?
- CVE-2024-1220 has a CVSS 3.x base score of 8.2, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity low, and availability high.
- Is CVE-2024-1220 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (47th percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2024-1220?
- CVE-2024-1220 primarily affects Moxa Nport W2150a Firmware. In total, 4 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
- How do I fix CVE-2024-1220?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
- Does CVE-2024-1220 have an EU (EUVD) identifier?
- Yes. CVE-2024-1220 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-16987.
- When was CVE-2024-1220 published?
- CVE-2024-1220 was published on 2024-03-06 and last updated on 2026-06-17.
References
Affected products (4)
- cpe:2.3:o:moxa:nport_w2150a_firmware:*:*:*:*:*:*:*:*
- cpe:2.3:o:moxa:nport_w2250a_firmware:*:*:*:*:*:*:*:*
- cpe:2.3:o:moxa:nport_w2150a-t_firmware:*:*:*:*:*:*:*:*
- cpe:2.3:o:moxa:nport_w2250a-t_firmware:*:*:*:*:*:*:*:*
More vulnerabilities in Moxa Nport W2150a Firmware
- CVE-2017-16727 — Critical (CVSS 9.1): A Credentials Management issue was discovered in Moxa NPort W2150A versions prior to 1.11, and NPort W2250A versions…
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