CVE-2020-1722

Name	CVE-2020-1722
Description	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.
Source	CVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more)
Debian Bugs	966200

Vulnerable and fixed packages

The table below lists information on source packages.

Source Package	Release	Version	Status
freeipa (PTS)	buster	4.7.2-3	vulnerable
	buster (security)	4.7.2-3+deb10u1	vulnerable
	bookworm	4.9.11-1	fixed
	sid	4.11.1-2	fixed

The information below is based on the following data on fixed versions.

Package	Type	Release	Fixed Version	Urgency	Origin	Debian Bugs
freeipa	source	(unstable)	4.8.8-2			966200

Notes

[buster] - freeipa <no-dsa> (Minor issue)
https://pagure.io/freeipa/issue/8268
https://bugzilla.redhat.com/show_bug.cgi?id=1793071
https://pagure.io/freeipa/c/dbf5df4a66b68f62a9e063c43a30b46e539c603b (master)
https://pagure.io/freeipa/c/089a393581aa249ddec66ce1455fff4951cdb827 (ipa-4-8)