PT-2026-83055 · Dovecot · Dovecot
CVE-2026-33607
·
Published
2026-08-28
·
Updated
2026-09-02
CVSS v3.1
4.3
Medium
| Vector | AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L |
Name of the Vulnerable Software and Affected Versions
dovecot versions prior to 2.4.5-1.1
Description
An attacker with valid credentials can cause CPU consumption and subsequent service degradation or denial of service for IMAP by using the IMAP LIST command.
Recommendations
Update to version 2.4.5-1.1.
Monitor the system for abnormal CPU usage, terminate the offending process, and lock the associated account.
Fix
DoS
Resource Exhaustion
Found an issue in the description? Have something to add? Feel free to write us 👾
Weakness Enumeration
Related Identifiers
Affected Products
Dovecot