CVE-2021-22800
High
Description
A CWE-20: Improper Input Validation vulnerability exists that could cause a Denial of Service when a crafted packet is sent to the controller over network port 1105/TCP. Affected Product: Modicon M218 Logic Controller (V5.1.0.6 and prior)
SeverityHigh
CVSS7.5
Exploit probability—
ProductSchneider-electric Modicon M218 Firmware
PublishedFeb 11, 2022
First seenFeb 11, 2022
Weakness typeCWE-20Improper input validation
How to fix
Sources list no fixed version or patch link for this vulnerability.
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| schneider-electric modicon_m218_firmware | v ≤ 5.1.0.6 | — |
Check your version
Choose the product and enter the version you run to see whether it falls in the affected range.
In the Intelligence 360 plan
Attack Surface Management
See the assets tied to your domains, the technologies they run and known vulnerabilities in one list.