Critical severity · published Jun 24, 2022
CVE-2022-31806
In CODESYS V2 PLCWinNT and Runtime Toolkit 32 in versions prior to V2.4.7.57 password protection is not enabled by default and there is no information or prompt to enable password…
9.8
CVSS
1.2%
EPSS
No
On KEV
Description
In CODESYS V2 PLCWinNT and Runtime Toolkit 32 in versions prior to V2.4.7.57 password protection is not enabled by default and there is no information or prompt to enable password protection at login in case no password is set at 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)1.2% · higher than 69% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
PL
Plcwinnt · Codesys
before 2.4.7.57 · source: NVD
RT
Runtime Toolkit · Codesys
before 2.4.7.57 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2022-31806
CVE.org
https://www.cve.org/CVERecord?id=CVE-2022-31806
Third Party Advisory
https://customers.codesys.com/index.php?eID=dumpFile&t=f&f=17140&token=6aa2c5c4a8b83b8b09936fefed5b0b11f9d2cc6c&download=
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