CVE-2020-7565

EUVD-2020-28690
A CWE-326: Inadequate Encryption Strength vulnerability exists in Modicon M221 (all references, all versions) that could allow the attacker to break the encryption key when the attacker has captured the traffic between EcoStruxure Machine - Basic software and Modicon M221 controller.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTPrimary
7.3 HIGH
ADJACENT_NETWORK
LOW
NONE
CVSS:3.1/AV:A/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:N
Base Score
CVSS 3.x
EPSS Score
Percentile: 4%
Affected Products (NVD)
VendorProductVersion
schneider-electricmodicon_m221_firmware
-
𝑥
= Vulnerable software versions
Common Weakness Enumeration
References
https://us-cert.cisa.gov/ics/advisories/icsa-20-343-04
https://www.se.com/ww/en/download/document/SEVD-2020-315-05/
https://us-cert.cisa.gov/ics/advisories/icsa-20-343-04
https://www.se.com/ww/en/download/document/SEVD-2020-315-05/