Integer overflow in Schneider Electric Legacy Modicon Quantum/premium

CVE-2022-37301

A CWE-191: Integer Underflow (Wrap or Wraparound) vulnerability exists that could cause a denial of service of the controller due to memory access violations when using the Modbus TCP protocol. Affected products: Modicon M340 CPU (part num…

EPSS: 0.007 (48.6th percentile) — read the EPSS interpretation.

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.

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2022-37301?
CVE-2022-37301 is a high-severity vulnerability in Schneider Electric Legacy Modicon Quantum/premium, classified under Integer Underflow. CVSS score: 7.5/10. Published 2022-11-22.
How severe is CVE-2022-37301?
High severity. CVSS v3 base score is 7.5 out of 10.