CVE-2019-19783

Name	CVE-2019-19783
Description	An issue was discovered in Cyrus IMAP before 2.5.15, 3.0.x before 3.0.13, and 3.1.x through 3.1.8. If sieve script uploading is allowed (3.x) or certain non-default sieve options are enabled (2.x), a user with a mail account on the service can use a sieve script containing a fileinto directive to create any mailbox with administrator privileges, because of folder mishandling in autosieve_createfolder() in imap/lmtp_sieve.c.
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-4590-1

Vulnerable and fixed packages

The table below lists information on source packages.

Source Package	Release	Version	Status
cyrus-imapd (PTS)	buster	3.0.8-6+deb10u6	fixed
	buster (security)	3.0.8-6+deb10u3	fixed
	bullseye	3.2.6-2+deb11u2	fixed
	bookworm	3.6.1-4+deb12u1	fixed
	trixie	3.8.1-3	fixed
	sid	3.8.2-1	fixed

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

Package	Type	Release	Fixed Version	Origin
cyrus-imapd	source	stretch	2.5.10-3+deb9u2	DSA-4590-1
cyrus-imapd	source	buster	3.0.8-6+deb10u3	DSA-4590-1
cyrus-imapd	source	(unstable)	3.0.13-1

https://www.cyrusimap.org/imap/download/release-notes/3.0/x/3.0.13.html#security-fixes