What’s Vulnerable › Vulnerabilities

CVE-2015-3938

• Severity: high (CVSS 7.8 v2.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 2.2% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2015-10-06 · updated 2026-06-17
• Weakness: CWE-399

Description

The HTTP application on Mitsubishi Electric MELSEC FX3G PLC devices before April 2015 allows remote attackers to cause a denial of service (device outage) via a long parameter.

Affected products

• Mitsubishi Electric Melsec Fx3G: all versions

References

• https://ics-cert.us-cert.gov/advisories/ICSA-15-146-01
• https://ics-cert.us-cert.gov/advisories/ICSA-15-146-01

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