What is CVE-2022-24322?

CVE-2022-24322 is a medium-severity vulnerability in Schneider Electric Ecostruxure Control Expert, classified under Improper Restriction of Operations within the Bounds of a Memory Buffer. CVSS score: 5.3/10. Published 2022-03-09.

How severe is CVE-2022-24322?

Medium severity. CVSS v3 base score is 5.3 out of 10.

Buffer overflow in Schneider Electric Ecostruxure Control Expert

CVE-2022-24322

A CWE-119: Improper Restriction of Operations within the Bounds of a Memory Buffer vulnerability exists that could cause a disruption of communication between the Modicon controller and the engineering software when an attacker is able to intercept and manipulate specific Modbus response data. Affected Product: EcoStruxure Control Expert (V15.0 SP1 and prior)

Vulnerability class: Buffer Overflow

Published 2022-03-09 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 5.3 (Medium). Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:N/I:N/A:H.

EPSS exploit prediction

EPSS: 0.006 (48.8th percentile), scored 2026-09-30.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 49th percentile — 48.8% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.006 · newest: 0.006 · change: 0.000

Affected products

Schneider Electric Ecostruxure Control Expert — versions V15.0 SP1 and prior
Schneider-Electric Ecostruxure Control Expert — versions 15.0

Weakness classification (CWE)

CWE-119 — Improper Restriction of Operations within the Bounds of a Memory Buffer

References

download.schneider-electric.com/files (Vendor Advisory)

Frequently asked questions

What is CVE-2022-24322?: CVE-2022-24322 is a medium-severity vulnerability in Schneider Electric Ecostruxure Control Expert, classified under Improper Restriction of Operations within the Bounds of a Memory Buffer. CVSS score: 5.3/10. Published 2022-03-09.
How severe is CVE-2022-24322?: Medium severity. CVSS v3 base score is 5.3 out of 10.