CVE-2020-10967

dovecot: Dovecot is an IMAP server for Linux and other UNIX-like systems, written primarily with security in mind

CVE-2020-10967 is fixed in 19 products on 1 platform, first by dovecot-auth-lua 1:2.3.7.2-1ubuntu3.1, released May 18, 2020. It is not reported as exploited. Patch Radar priority: Routine.

Routine
CVSS
5.3
Moderate
Exploitation
None reported
No vendor assessment
CISA KEV
Not listed
Not in the Known Exploited Vulnerabilities catalog
EPSS
0.0815
94th percentile

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: command followed by sufficient number of newlines leads to use-after-free (CVE-2020-10958) * dovecot: sending mail with empty quoted localpart leads to DoS (CVE-2020-10967) 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 Red Hat Enterprise Linux 8.3 Release Notes linked from the References section.

Where it's fixed

ProductFixed inFixReleased
Linux
dovecot · RHEL 8 1:2.3.8-4.el8 RHSA-2020:4763 Nov 4, 2020
dovecot · ol 8 1:2.3.8-4.el8 ELSA-2020-4763 Nov 10, 2020
dovecot-auth-lua · Ubuntu 20.04 LTS (focal) 1:2.3.7.2-1ubuntu3.1 dovecot-auth-lua 1:2.3.7.2-1ubuntu3.1 May 18, 2020
dovecot-core · Ubuntu 20.04 LTS (focal) 1:2.3.7.2-1ubuntu3.1 dovecot-core 1:2.3.7.2-1ubuntu3.1 May 18, 2020
dovecot-devel · RHEL 8 1:2.3.8-4.el8 RHSA-2020:4763 Nov 4, 2020
dovecot-devel · ol 8 1:2.3.8-4.el8 ELSA-2020-4763 Nov 10, 2020
dovecot-gssapi · Ubuntu 20.04 LTS (focal) 1:2.3.7.2-1ubuntu3.1 dovecot-gssapi 1:2.3.7.2-1ubuntu3.1 May 18, 2020
dovecot-imapd · Ubuntu 20.04 LTS (focal) 1:2.3.7.2-1ubuntu3.1 dovecot-imapd 1:2.3.7.2-1ubuntu3.1 May 18, 2020
dovecot-ldap · Ubuntu 20.04 LTS (focal) 1:2.3.7.2-1ubuntu3.1 dovecot-ldap 1:2.3.7.2-1ubuntu3.1 May 18, 2020
dovecot-lmtpd · Ubuntu 20.04 LTS (focal) 1:2.3.7.2-1ubuntu3.1 dovecot-lmtpd 1:2.3.7.2-1ubuntu3.1 May 18, 2020
dovecot-lucene · Ubuntu 20.04 LTS (focal) 1:2.3.7.2-1ubuntu3.1 dovecot-lucene 1:2.3.7.2-1ubuntu3.1 May 18, 2020
dovecot-managesieved · Ubuntu 20.04 LTS (focal) 1:2.3.7.2-1ubuntu3.1 dovecot-managesieved 1:2.3.7.2-1ubuntu3.1 May 18, 2020
dovecot-mysql · RHEL 8 1:2.3.8-4.el8 RHSA-2020:4763 Nov 4, 2020
dovecot-mysql · Ubuntu 20.04 LTS (focal) 1:2.3.7.2-1ubuntu3.1 dovecot-mysql 1:2.3.7.2-1ubuntu3.1 May 18, 2020
dovecot-mysql · ol 8 1:2.3.8-4.el8 ELSA-2020-4763 Nov 10, 2020
dovecot-pgsql · RHEL 8 1:2.3.8-4.el8 RHSA-2020:4763 Nov 4, 2020
dovecot-pgsql · Ubuntu 20.04 LTS (focal) 1:2.3.7.2-1ubuntu3.1 dovecot-pgsql 1:2.3.7.2-1ubuntu3.1 May 18, 2020
dovecot-pgsql · ol 8 1:2.3.8-4.el8 ELSA-2020-4763 Nov 10, 2020
dovecot-pigeonhole · RHEL 8 1:2.3.8-4.el8 RHSA-2020:4763 Nov 4, 2020
dovecot-pigeonhole · ol 8 1:2.3.8-4.el8 ELSA-2020-4763 Nov 10, 2020
dovecot-pop3d · Ubuntu 20.04 LTS (focal) 1:2.3.7.2-1ubuntu3.1 dovecot-pop3d 1:2.3.7.2-1ubuntu3.1 May 18, 2020
dovecot-sieve · Ubuntu 20.04 LTS (focal) 1:2.3.7.2-1ubuntu3.1 dovecot-sieve 1:2.3.7.2-1ubuntu3.1 May 18, 2020
dovecot-solr · Ubuntu 20.04 LTS (focal) 1:2.3.7.2-1ubuntu3.1 dovecot-solr 1:2.3.7.2-1ubuntu3.1 May 18, 2020
dovecot-sqlite · Ubuntu 20.04 LTS (focal) 1:2.3.7.2-1ubuntu3.1 dovecot-sqlite 1:2.3.7.2-1ubuntu3.1 May 18, 2020
dovecot-submissiond · Ubuntu 20.04 LTS (focal) 1:2.3.7.2-1ubuntu3.1 dovecot-submissiond 1:2.3.7.2-1ubuntu3.1 May 18, 2020
mail-stack-delivery · Ubuntu 20.04 LTS (focal) 1:2.3.7.2-1ubuntu3.1 mail-stack-delivery 1:2.3.7.2-1ubuntu3.1 May 18, 2020

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