CVE-2021-33038

Name	CVE-2021-33038
Description	An issue was discovered in management/commands/hyperkitty_import.py in HyperKitty through 1.3.4. When importing a private mailing list's archives, these archives are publicly visible for the duration of the import. For example, sensitive information might be available on the web for an hour during a large migration from Mailman 2 to Mailman 3.
Source	CVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more)
References	DSA-4922-1
Debian Bugs	989183

Vulnerable and fixed packages

The table below lists information on source packages.

Source Package	Release	Version	Status
hyperkitty (PTS)	bullseye	1.3.4-4	fixed
	bookworm	1.3.7-1	fixed
	sid	1.3.12-1	fixed

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

Package	Type	Release	Fixed Version	Urgency	Origin	Debian Bugs
hyperkitty	source	buster	1.2.2-1+deb10u1		DSA-4922-1
hyperkitty	source	(unstable)	1.3.4-4			989183

Notes

https://gitlab.com/mailman/hyperkitty/-/commit/9025324597d60b2dff740e49b70b15589d6804fa
https://gitlab.com/mailman/hyperkitty/-/issues/380
https://techblog.wikimedia.org/2021/06/11/discovering-and-fixing-cve-2021-33038-in-mailman3/