CVE-2020-1722: Freeipa

Medium severity, CVSS 5.3. EPSS: 1.2% chance of exploitation in the next 30 days.

A flaw was found in all ipa versions 4.x.x through 4.8.0. When sending a very long password (>= 1,000,000 characters) to the server, the password hashing process could exhaust memory and CPU leading to a denial of service and the website becoming unresponsive. The highest threat from this vulnerability is to system availability.

Affected products

• Freeipa Freeipa: from 4.0.0, up to and including 4.8.0
• Red Hat Enterprise Linux: version 6.0 only; version 7.0 only; version 8.0 only

Published 2020-04-27. Last modified 2026-06-17.