sha256crypt and sha512crypt through 0.6 allow attackers to cause a denial of service (CPU consumption) because the algorithm's runtime is proportional to the square of the length of the password.

Published: 2022-02-19

CVSS: 7.5

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

Download Exploit for CVE-2016-20013 here:

Use Tor Browser to access .onion links.

Check our team here:

https://tatramed.sk/exploit-218-cve-2025-2857/

https://tatramed.sk/exploit-664-cve-2025-25050/

https://tatramed.sk/exploit-755-cve-2025-46394/