Provide references for CVE-2021-30191.
Where can I find more information about CVE-2021-30191?
References are available at: https://customers.codesys.com/index.php, https://customers.codesys.com/index.php?eID=dumpFile&t=f&f=14726&token=553da5d11234bbe1ceed59969d419a71bb8c8747&download=.