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Dovecot < 2.3.9.2 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
4 years ago
Modified
Modified
4 years ago
Summary
Dovecot is prone to a denial of service vulnerability.
Insight
Insight
An attacker can crash a push-notification driver with a crafted email when push notifications are used, because of a NULL pointer dereference. The email must use a group address as either the sender or the recipient.
Affected Software
Affected Software
Dovecot prior to version 2.3.9.2.
Detection Method
Detection Method
Checks if a vulnerable version is present on the target host.
Solution
Solution
Update to version 2.3.9.2 or later.