CVE detail
CVE-2020-7566
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.
Buzz score
Why this CVE is surfacing
This all-time snapshot uses the same composite formula as Trending across a 30-year evidence window, rather than a current rolling window.
Buzz score components · mention 6.9 · diversity 5.0 · KEV 0.0 · OTX 0.0 · PoC 0.0
Why it matters now
Mention timeline
- Total mentions
- 0
- within the 30d window
- Peak daily
- 0
- highest bucket
Evidence
Source links by recency
1 source links · newest first
- Security flaws in Schneider Electric PLCs allow full take overSecurity Affairs
Schneider Electric released advisories for multiple flaws, including issues that can allow taking control of Modicon M221 PLCs. Schneider Electric released security advisories for multiple vulnerabilities impacting various products, including four issues that can be exploited by attackers to take control of Modicon M221 programmable logic controllers (PLCs). Four encryption and authentication issues in Modicon […]
newssecurityaffairs.comNov 13, 2020, 8:24 AM
Exploit code
Public exploit repository references
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0 repository references · best confidence N/A · max 0 stars
Related records
Similar CVEs
6 related CVEs with shared weakness or product evidence
- CVE-2020-28214CVSS 5.5 · Medium
A CWE-760: Use of a One-Way Hash with a Predictable Salt vulnerability exists in Modicon M221 (all references, all versions), that could allow an attacker to pre-compute the hash…
- CVE-2020-7568CVSS 4.3 · Medium
A CWE-200: Exposure of Sensitive Information to an Unauthorized Actor vulnerability exists in Modicon M221 (all references, all versions) that could allow non sensitive informatio…
- CVE-2020-7567CVSS 5.7 · Medium
A CWE-311: Missing Encryption of Sensitive Data vulnerability exists in Modicon M221 (all references, all versions) that could allow the attacker to find the password hash when th…
- CVE-2020-7565CVSS 7.3 · High
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 at…
- CVE-2020-7489CVSS 9.8 · Critical
A CWE-74: Improper Neutralization of Special Elements in Output Used by a Downstream Component ('Injection') vulnerability exists on EcoStruxure Machine Expert – Basic or SoMachin…
- CVE-2019-6820CVSS 8.2 · High
A CWE-306: Missing Authentication for Critical Function vulnerability exists which could cause a modification of device IP configuration (IP address, network mask and gateway IP a…