CVE-2021-32056

MEDIUM

Cyrus IMAP < 3.2.7 and 3.3.x-3.4.x < 3.4.1 - Authenticated Access Control Bypass via Server Annotations

Title source: llm

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.

References (6)

Core 6

Core References

Patch, Release Notes, Vendor Advisory x_refsource_confirm

https://cyrus.topicbox.com/groups/announce/T056901c106ecfce3/cyrus-imap-3-4-1-released

Patch, Release Notes, Vendor Advisory x_refsource_confirm

https://cyrus.topicbox.com/groups/announce/T126392718bc29d6b/cyrus-imap-3-2-7-released

Patch, Release Notes, Vendor Advisory x_refsource_confirm

https://www.cyrusimap.org/imap/download/release-notes/3.4/x/3.4.1.html

Patch, Release Notes, Vendor Advisory x_refsource_confirm

https://www.cyrusimap.org/imap/download/release-notes/3.2/x/3.2.7.html

Mailing List, Third Party Advisory vendor-advisory x_refsource_fedora

https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/WJZB45QBUN7CZFGOWCZYUYACNBTX7LVS/

Mailing List, Third Party Advisory vendor-advisory x_refsource_fedora

https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/6HEO3RURJW6NLIXS7NK5PVU6MGHC4SCM/

Scores

CVSS v3 4.3

EPSS 0.0170

EPSS Percentile 74.2%

Attack Vector NETWORK

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L

Details

CWE

CWE-732

Status published

Products (3)

cyrus/imap < 3.2.7

fedoraproject/fedora 34

fedoraproject/fedora 35

Published May 10, 2021

Tracked Since Feb 18, 2026