CVE-2020-12069

CODESYS V3 prone to Inadequate Password Hashing

CVSS 7.8 HIGHEPSS 0.2%CWE-916

In CODESYS V3 products in all versions prior V3.5.16.0 containing the CmpUserMgr, the CODESYS Control runtime system stores the online communication passwords using a weak hashing algorithm. This can be used by a local attacker with low privileges to gain full control of the device.

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Affected products

CODESYS · CODESYS V3 containing the CmpUserMgr

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References

https://cert.vde.com/en/advisories/VDE-2021-061/https://cert.vde.com/en/advisories/VDE-2022-022/https://cert.vde.com/en/advisories/VDE-2022-031/https://customers.codesys.com/index.php?eID=dumpFile&t=f&f=12943&token=d097958a67ba382de688916f77e3013c0802fade&download=