AlmaLinuxALSA-2021:1887Moderate: dovecot security and bug fix 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
0.011 Low
EPSS
Percentile
84.2%
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: IMAP hibernation function allows mail access (CVE-2020-24386)
-
dovecot: Denial of service via mail MIME parsing (CVE-2020-25275)
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.
Additional Changes:
For detailed information on changes in this release, see the AlmaLinux Release Notes linked from the References section.
| OS | Version | Architecture | Package | Version | Filename |
|---|---|---|---|---|---|
| almalinux | 8 | i686 | dovecot | < 2.3.8-9.el8 | dovecot-2.3.8-9.el8.i686.rpm |
| almalinux | 8 | i686 | dovecot-devel | < 2.3.8-9.el8 | dovecot-devel-2.3.8-9.el8.i686.rpm |
| almalinux | 8 | x86_64 | dovecot-devel | < 2.3.8-9.el8 | dovecot-devel-2.3.8-9.el8.x86_64.rpm |
| almalinux | 8 | x86_64 | dovecot-mysql | < 2.3.8-9.el8 | dovecot-mysql-2.3.8-9.el8.x86_64.rpm |
| almalinux | 8 | x86_64 | dovecot-pgsql | < 2.3.8-9.el8 | dovecot-pgsql-2.3.8-9.el8.x86_64.rpm |
| almalinux | 8 | x86_64 | dovecot-pigeonhole | < 2.3.8-9.el8 | dovecot-pigeonhole-2.3.8-9.el8.x86_64.rpm |
| almalinux | 8 | x86_64 | dovecot | < 2.3.8-9.el8 | dovecot-2.3.8-9.el8.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
0.011 Low
EPSS
Percentile
84.2%