Resource exhaustion in Mitsubishi Electric Melsec-Q Series Ethernet Module

CVE-2019-10977

In Mitsubishi Electric MELSEC-Q series Ethernet module QJ71E71-100 serial number 20121 and prior, an attacker could send crafted TCP packets against the FTP service, forcing the target devices to enter an error mode and cause a denial-of-service condition.

Vulnerability class: DoS (Denial of Service)

Published · last modified .

CVSS v3 metric

CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.

EPSS exploit prediction

EPSS: 0.035 (88.9th percentile), scored .

Low probability of exploitation in the next 30 days, but still tracked. 89th percentile — 88.9% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS trend (30 days)EPSS over the last 30 days for CVE-2019-10977: held from 0.035 to 0.035.

EPSS over last 30 days · oldest: 0.035 · newest: 0.035 · change: 0.000

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2019-10977?
CVE-2019-10977 is a high-severity vulnerability in Mitsubishi Electric Melsec-Q Series Ethernet Module, classified under Uncontrolled Resource Consumption. CVSS score: 7.5/10. Published 2019-05-23.
How severe is CVE-2019-10977?
High severity. CVSS v3 base score is 7.5 out of 10.