CVE-2020-7566
High
Description
A CWE-334: Small Space of Random Values vulnerability exists in Modicon M221 (all references, all versions) that could allow the attacker to break the encryption keys when the attacker has captured the traffic between EcoStruxure Machine - Basic software and Modicon M221 controller.
SeverityHigh
CVSS7.3
Exploit probability—
ProductSchneider-electric Modicon M221 Firmware
PublishedNov 19, 2020
First seenNov 19, 2020
Weakness typeCWE-334CWE-334
How to fix
Sources list no fixed version or patch link for this vulnerability.
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| schneider-electric modicon_m221_firmware | No range specified | — |
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