Critical severity · published Mar 23, 2020
CVE-2020-7475
A CWE-74: Improper Neutralization of Special Elements in Output Used by a Downstream Component ('Injection'), reflective DLL, vulnerability exists in EcoStruxure Control Expert…
9.8
CVSS
1.6%
EPSS
No
On KEV
Description
A CWE-74: Improper Neutralization of Special Elements in Output Used by a Downstream Component ('Injection'), reflective DLL, vulnerability exists in EcoStruxure Control Expert (all versions prior to 14.1 Hot Fix), Unity Pro (all versions), Modicon M340 (all versions prior to V3.20), Modicon M580 (all versions prior to V3.10), which, if exploited, could allow attackers to transfer malicious code to the controller.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)1.6% · higher than 75% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
EC
Ecostruxure Control Expert · Schneider-electric
through 14.0 · source: NVD
MM
Modicon M340 Firmware · Schneider-electric
before 3.20 · source: NVD
MM
Modicon M580 Firmware · Schneider-electric
before 3.10 · source: NVD
UP
Unity Pro · Schneider-electric
All versions, or not specified · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2020-7475
CVE.org
https://www.cve.org/CVERecord?id=CVE-2020-7475
Vendor Advisory
http://www.se.com/ww/en/download/document/SEVD-2020-080-01
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