CentOS ProjectCESA-2020:3617dovecot security update
7.5 High
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
HIGH
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
5 Medium
CVSS2
Access Vector
NETWORK
Access Complexity
LOW
Authentication
NONE
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
PARTIAL
AV:N/AC:L/Au:N/C:N/I:N/A:P
0.037 Low
EPSS
Percentile
91.7%
CentOS Errata and Security Advisory CESA-2020:3617
Dovecot is an IMAP server for Linux and other UNIX-like systems, written primarily with security in mind. It also contains a small POP3 server, and supports e-mail in either the maildir or mbox format. The SQL drivers and authentication plug-ins are provided as subpackages.
Security Fix(es):
-
dovecot: Resource exhaustion via deeply nested MIME parts (CVE-2020-12100)
-
dovecot: Out of bound reads in dovecot NTLM implementation (CVE-2020-12673)
-
dovecot: Crash due to assert in RPA implementation (CVE-2020-12674)
For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.
Merged security bulletin from advisories:
https://lists.centos.org/pipermail/centos-announce/2020-September/085933.html
Affected packages:
dovecot
dovecot-devel
dovecot-mysql
dovecot-pgsql
dovecot-pigeonhole
Upstream details at:
https://access.redhat.com/errata/RHSA-2020:3617
| OS | Version | Architecture | Package | Version | Filename |
|---|---|---|---|---|---|
| CentOS | 7 | i686 | dovecot | < 2.2.36-6.el7_8.1 | dovecot-2.2.36-6.el7_8.1.i686.rpm |
| CentOS | 7 | x86_64 | dovecot | < 2.2.36-6.el7_8.1 | dovecot-2.2.36-6.el7_8.1.x86_64.rpm |
| CentOS | 7 | x86_64 | dovecot-devel | < 2.2.36-6.el7_8.1 | dovecot-devel-2.2.36-6.el7_8.1.x86_64.rpm |
| CentOS | 7 | x86_64 | dovecot-mysql | < 2.2.36-6.el7_8.1 | dovecot-mysql-2.2.36-6.el7_8.1.x86_64.rpm |
| CentOS | 7 | x86_64 | dovecot-pgsql | < 2.2.36-6.el7_8.1 | dovecot-pgsql-2.2.36-6.el7_8.1.x86_64.rpm |
| CentOS | 7 | x86_64 | dovecot-pigeonhole | < 2.2.36-6.el7_8.1 | dovecot-pigeonhole-2.2.36-6.el7_8.1.x86_64.rpm |
Related
7.5 High
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
HIGH
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
5 Medium
CVSS2
Access Vector
NETWORK
Access Complexity
LOW
Authentication
NONE
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
PARTIAL
AV:N/AC:L/Au:N/C:N/I:N/A:P
0.037 Low
EPSS
Percentile
91.7%