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Dovecot 2.3.0 < 2.3.10 Multiple Vulnerabilities
Information
Severity
Severity
Family
Family
CVSSv2 Base
CVSSv2 Base
CVSSv2 Vector
CVSSv2 Vector
Solution Type
Solution Type
Created
Created
Modified
Modified
Summary
Dovecot is prone to multiple vulnerabilities.
Insight
Insight
Dovecot is prone to multiple vulnerabilities: - Unauthenticated sending of malformed parameters to a NOOP command causes a NULL Pointer Dereference and crash in submission-login, submission, or lmtp. (CVE-2020-10957) - A crafted SMTP/LMTP message triggers an unauthenticated use-after-free bug in submission-login, submission, or lmtp, and can lead to a crash under circumstances involving many newlines after a command. (CVE-2020-10958) - remote unauthenticated attackers can crash the lmtp or submission process by sending mail with an empty localpart. (CVE-2020-10967)
Affected Software
Affected Software
Dovecot versions 2.3.0 - 2.3.10.
Detection Method
Detection Method
Checks if a vulnerable version is present on the target host.
Solution
Solution
Update to version 2.3.10.1 or later.