Description
Cyrus IMAP before 3.2.7, and 3.3.x and 3.4.x before 3.4.1, allows remote authenticated users to bypass intended access restrictions on server annotations and consequently cause replication to stall.
Fixed in Linux distributions
Distributions backport fixes, so the version that fixes this vulnerability differs per release — upgrade to at least the version shown. From the distributions' security trackers and advisories.
Debian
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Debian 14 | cyrus-imapd | 3.2.6-2 | — |
| Debian 13 | cyrus-imapd | 3.2.6-2 | — |
| Debian 12 | cyrus-imapd | 3.2.6-2 | — |
References
- https://cyrus.topicbox.com/groups/announce/T056901c106ecfce3/cyrus-imap-3-4-1-released
- https://cyrus.topicbox.com/groups/announce/T126392718bc29d6b/cyrus-imap-3-2-7-released
- https://www.cyrusimap.org/imap/download/release-notes/3.4/x/3.4.1.html
- https://www.cyrusimap.org/imap/download/release-notes/3.2/x/3.2.7.html
- FEDORA-2022-c30b1a8aa3 vendor-advisory
- FEDORA-2022-d45bcc5447 vendor-advisory