curl 7.62.0 through 7.70.0 is vulnerable to an information disclosure vulnerability that can lead to a partial password being leaked over the network and to the DNS server(s).
https://www.debian.org/security/2021/dsa-4881
https://hackerone.com/reports/874778
https://curl.se/docs/CVE-2020-8169.html
https://cert-portal.siemens.com/productcert/pdf/ssa-389290.pdf
https://cert-portal.siemens.com/productcert/pdf/ssa-200951.pdf