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 (security), buster, buster (lts)	4.7.2-3+deb10u1	vulnerable
	bookworm	4.9.11-1	fixed
	sid	4.12.2-1	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)