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Dovecot 2.3.11 - 2.3.11.3 DoS Vulnerability
Information
Severity
Severity
Medium
Family
Family
Denial of Service
CVSSv2 Base
CVSSv2 Base
5.0
CVSSv2 Vector
CVSSv2 Vector
AV:N/AC:L/Au:N/C:N/I:N/A:P
Solution Type
Solution Type
Vendor Patch
Created
Created
2 years ago
Modified
Modified
2 years ago
Summary
Dovecot is prone to a Denial-of-Service (DoS) vulnerability.
Insight
Insight
Mail delivery / parsing crashed when the 10 000th MIME part was message/rfc822 (or if parent was multipart/digest). This happened due to earlier MIME parsing changes for CVE-2020-12100.
Affected Software
Affected Software
Dovecot versions 2.3.11 - 2.3.11.3.
Detection Method
Detection Method
Checks if a vulnerable version is present on the target host.
Solution
Solution
Update to version 2.3.13 or later.