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CVE-2020-7565

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 capture...

Published: Nov 19, 2020Updated: May 29, 2026 Sources: CVE List NVD BDU csafCWE-326
7.3HIGH
NVD MITRE
EPSS Score
0.3%
Top 79.3%
CISA KEV
Not in KEV
Exploits
No Known Exploits
Remediation
Patch Available
Self-Check
Not available

Description

This CSAF advisory was extracted from unstructured data and may contain inaccuracies. If you notice any errors, please reach out to the designated contact at CISA CSAF: central@cisa.dhs.gov

No summary for this CVE yet.

CVSS Vector Breakdown

AV:AAC:LPR:NUI:RS:UC:HI:HA:N
Exploitability
AV:AAttack Vector
Adjacent
AC:LAttack Complexity
Low
PR:NPrivileges Required
None
UI:RUser Interaction
Required
Scope
S:UScope
Unchanged
Impact
C:HConfidentiality
High
I:HIntegrity
High
A:NAvailability
None
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Weaknesses

CWE-326

Affected Products

Schneider Electric
commercial·FRaka schneider-electric
Modicon M221
ICS / OT / IoT
Modicon M100
ICS / OT / IoT
Modicon M200
ICS / OT / IoT
schneider-electric
commercial·FRaka schneider electric se
modicon m221 firmware
ICS / OT / IoT
and 1 more affected products View all →

Exploitability

Official Patch Available
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Attack Graph

Products CVE Techniques Tactics

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MITRE ATT&CK

1 technique
Credential Access
View detailed technique mapping

References

https://download.schneider-electric.com/files?p_enDocType=Technical+leaflet&p_File_Name=SEVD-2020-315-05_Modicon_M100%3AM200%3AM221_PLC_Security_Notification_V3.0.pdf&p_Doc_Ref=SEVD-2020-315-05
download.schneider-electric.com
https://raw.githubusercontent.com/cisagov/CSAF/develop/csaf_files/OT/white/2020/icsa-20-343-04.json
raw.githubusercontent.com
https://www.cisa.gov/news-events/ics-advisories/icsa-20-343-04
cisa.gov
and 13 more references View all →

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