CVE-2020-12673: High severity Dovecot dovecot vulnerability
In Dovecot before 2.3.11.3, sending a specially formatted NTLM request will crash the auth service because of an out-of-bounds read.
Affected Software
Event History
Frequently Asked Questions
What is the vulnerability ID for this Dovecot vulnerability?
The vulnerability ID for this Dovecot vulnerability is CVE-2020-12673.
What is the severity level of CVE-2020-12673?
The severity level of CVE-2020-12673 is high.
What is the description of CVE-2020-12673?
CVE-2020-12673 is a vulnerability in Dovecot before 2.3.11.3 that allows an attacker to crash the auth service with a specially formatted NTLM request due to an out-of-bounds read.
Which software versions are affected by CVE-2020-12673?
The affected software versions of CVE-2020-12673 include Dovecot 1:2.2.33.2-1ubuntu4.6, 1:2.3.7.2-1ubuntu3.2, 1:2.2.9-1ubuntu2.6+, 2.3.11, and 1:2.2.22-1ubuntu2.13.
Where can I find more information about CVE-2020-12673?
You can find more information about CVE-2020-12673 at the following references: http://lists.opensuse.org/opensuse-security-announce/2020-08/msg00048.html, http://lists.opensuse.org/opensuse-security-announce/2020-08/msg00059.html, and https://dovecot.org/security.