CVE-2015-5374
HIGHEPSS 99th pctlDescription
A vulnerability has been identified in Firmware variant PROFINET IO for EN100 Ethernet module : All versions < V1.04.01; Firmware variant Modbus TCP for EN100 Ethernet module : All versions < V1.11.00; Firmware variant DNP3 TCP for EN100 Ethernet module : All versions < V1.03; Firmware variant IEC 104 for EN100 Ethernet module : All versions < V1.21; EN100 Ethernet module included in SIPROTEC Merging Unit 6MU80 : All versions < 1.02.02. Specially crafted packets sent to port 50000/UDP could cause a denial-of-service of the affected device. A manual reboot may be required to recover the service of the device.
How to fix
No published remediation has been found for this vulnerability's affected products yet.
Mitigation guidance may be in the linked vendor advisories in the References section below.
TridentStack Control tracks known vulnerabilities across your Windows, macOS, and Linux fleet and shows the fix as soon as one is published. See how it works
CVSS v2 Vector
No CVSS vector data available.
Exploit Intelligence
Very high risk: more likely to be exploited than 99% of all known CVEs.
References
Related Vulnerabilities
Other CWE-19 vulnerabilities, ordered by exploit likelihood. View all
| CVE | Severity | CVSS | EPSS | Exploited | Fix |
|---|---|---|---|---|---|
| CVE-2015-5477 | High | 7.8 | 91% | - | Fix |
| CVE-2014-9034 | Medium | 5.0 | 83% | - | Fix |
| CVE-2016-4977 | High | 8.8 | 79% | - | - |
| CVE-2016-3236 | Critical | 9.8 | 77% | - | - |
| CVE-2014-7141 | Medium | 6.4 | 76% | - | Fix |
| CVE-2016-2510 | High | 8.1 | 70% | - | Fix |
Common questions
How do I fix CVE-2015-5374?
No published fix for CVE-2015-5374 has been found yet. Check the linked vendor advisories for guidance as it becomes available.
Is CVE-2015-5374 being actively exploited?
Not that we know of. CVE-2015-5374 is not in the CISA Known Exploited Vulnerabilities catalog. Its EPSS score of 74.5% is the estimated probability that it will be exploited in the next 30 days. That is higher than 99% of all scored CVEs.
How severe is CVE-2015-5374?
CVE-2015-5374 has a CVSS v2 base score of 7.8, rated high. CVSS rates the technical impact if the vulnerability is exploited, not how likely that is, so weigh it alongside the exploit-prediction score when you decide what to patch first.
Embed a live status badge for CVE-2015-5374
Markdown
[](https://tridentstack.com/cve/CVE-2015-5374)HTML
<a href="https://tridentstack.com/cve/CVE-2015-5374"><img src="https://tridentstack.com/cve/badge/CVE-2015-5374.svg" alt="CVE-2015-5374"></a>Find and fix vulnerabilities across your fleet
TridentStack Control continuously scans your Windows, macOS, and Linux fleet for known vulnerabilities, prioritizes them by severity and active exploitation, and patches them automatically.
This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2026-05-06.