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Vulnerability Details :

CVE-2020-7566

Summary
Assigner-schneider
Assigner Org ID-076d1eb6-cfab-4401-b34d-6dfc2a413bdb
Published At-19 Nov, 2020 | 21:10
Updated At-04 Aug, 2024 | 09:33
Rejected At-
Credits

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.

Vendors
-
Not available
Products
-
Metrics (CVSS)
VersionBase scoreBase severityVector
Weaknesses
Attack Patterns
Solution/Workaround
References
HyperlinkResource Type
EPSS History
Score
Latest Score
-
N/A
No data available for selected date range
Percentile
Latest Percentile
-
N/A
No data available for selected date range
Stakeholder-Specific Vulnerability Categorization (SSVC)
▼Common Vulnerabilities and Exposures (CVE)
cve.org
Assigner:schneider
Assigner Org ID:076d1eb6-cfab-4401-b34d-6dfc2a413bdb
Published At:19 Nov, 2020 | 21:10
Updated At:04 Aug, 2024 | 09:33
Rejected At:
▼CVE Numbering Authority (CNA)

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.

Affected Products
Vendor
n/a
Product
Modicon M221, all references, all versions
Versions
Affected
  • Modicon M221, all references, all versions
Problem Types
TypeCWE IDDescription
CWECWE-334CWE-334: Small Space of Random ValuesÊ
Type: CWE
CWE ID: CWE-334
Description: CWE-334: Small Space of Random ValuesÊ
Metrics
VersionBase scoreBase severityVector
Metrics Other Info
Impacts
CAPEC IDDescription
Solutions
Configurations
Workarounds
Exploits
Credits
Timeline
EventDate
Replaced By
Rejected Reason
References
HyperlinkResource
https://www.se.com/ww/en/download/document/SEVD-2020-315-05/
x_refsource_MISC
https://us-cert.cisa.gov/ics/advisories/icsa-20-343-04
x_refsource_MISC
Hyperlink: https://www.se.com/ww/en/download/document/SEVD-2020-315-05/
Resource:
x_refsource_MISC
Hyperlink: https://us-cert.cisa.gov/ics/advisories/icsa-20-343-04
Resource:
x_refsource_MISC
▼Authorized Data Publishers (ADP)
CVE Program Container
Affected Products
Metrics
VersionBase scoreBase severityVector
Metrics Other Info
Impacts
CAPEC IDDescription
Solutions
Configurations
Workarounds
Exploits
Credits
Timeline
EventDate
Replaced By
Rejected Reason
References
HyperlinkResource
https://www.se.com/ww/en/download/document/SEVD-2020-315-05/
x_refsource_MISC
x_transferred
https://us-cert.cisa.gov/ics/advisories/icsa-20-343-04
x_refsource_MISC
x_transferred
Hyperlink: https://www.se.com/ww/en/download/document/SEVD-2020-315-05/
Resource:
x_refsource_MISC
x_transferred
Hyperlink: https://us-cert.cisa.gov/ics/advisories/icsa-20-343-04
Resource:
x_refsource_MISC
x_transferred
Information is not available yet
▼National Vulnerability Database (NVD)
nvd.nist.gov
Source:cybersecurity@se.com
Published At:19 Nov, 2020 | 22:15
Updated At:03 Feb, 2022 | 16:14

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.

CISA Catalog
Date AddedDue DateVulnerability NameRequired Action
N/A
Date Added: N/A
Due Date: N/A
Vulnerability Name: N/A
Required Action: N/A
Metrics
TypeVersionBase scoreBase severityVector
Primary3.17.3HIGH
CVSS:3.1/AV:A/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:N
Primary2.04.3MEDIUM
AV:A/AC:M/Au:N/C:P/I:P/A:N
Type: Primary
Version: 3.1
Base score: 7.3
Base severity: HIGH
Vector:
CVSS:3.1/AV:A/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:N
Type: Primary
Version: 2.0
Base score: 4.3
Base severity: MEDIUM
Vector:
AV:A/AC:M/Au:N/C:P/I:P/A:N
CPE Matches
Schneider Electric SE
schneider-electric
>>modicon_m221_firmware>>-
cpe:2.3:o:schneider-electric:modicon_m221_firmware:-:*:*:*:*:*:*:*
Schneider Electric SE
schneider-electric
>>modicon_m221>>-
cpe:2.3:h:schneider-electric:modicon_m221:-:*:*:*:*:*:*:*
Weaknesses
CWE IDTypeSource
CWE-334Primarycybersecurity@se.com
CWE ID: CWE-334
Type: Primary
Source: cybersecurity@se.com
Evaluator Description
Evaluator Impact

Evaluator Solution

Vendor Statements
References
HyperlinkSourceResource
https://us-cert.cisa.gov/ics/advisories/icsa-20-343-04cybersecurity@se.com
Third Party Advisory
US Government Resource
https://www.se.com/ww/en/download/document/SEVD-2020-315-05/cybersecurity@se.com
Vendor Advisory
Hyperlink: https://us-cert.cisa.gov/ics/advisories/icsa-20-343-04
Source: cybersecurity@se.com
Resource:
Third Party Advisory
US Government Resource
Hyperlink: https://www.se.com/ww/en/download/document/SEVD-2020-315-05/
Source: cybersecurity@se.com
Resource:
Vendor Advisory

Change History

0
Information is not available yet

Similar CVEs

1Records found
CVE-2020-7565
Matching Score-8
Assigner-Schneider Electric
ShareView Details
Matching Score-8
Assigner-Schneider Electric
CVSS Score-7.3||HIGH
EPSS-0.02% / 4.88%
||
7 Day CHG~0.00%
Published-19 Nov, 2020 | 21:10
Updated-04 Aug, 2024 | 09:33
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available

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.

Action-Not Available
Vendor-n/a
Product-modicon_m221_firmwaremodicon_m221Modicon M221, all references, all versions
CWE ID-CWE-326
Inadequate Encryption Strength
Details not found