Debian LTS Advisory DLA-2517-1 [email protected]
https://www.debian.org/lts/security/ Chris Lamb
January 05, 2021 https://wiki.debian.org/LTS
Package : dovecot
Version : 1:2.2.27-3+deb9u7
CVE IDs : CVE-2020-24386 & CVE-2020-25275
It was discovered that there were two issues in the Dovecot IMAP
server:
CVE-2020-24386: Prevent an issue where an attacker could cause
Dovecot to discover file system directory structure and even
access other users' emails using a pecially crafted command.
CVE-2020-25275: Prevent an issue where a malicious sender can
crash Dovecot repeatedly by sending messages with more than
10,000 MIME parts.
For Debian 9 "Stretch", these problems has been fixed in version
1:2.2.27-3+deb9u7 and we recommend that you upgrade your dovecot
packages.
For the detailed security status of dovecot please refer to
its security tracker page at:
https://security-tracker.debian.org/tracker/dovecot
Further information about Debian LTS security advisories, how to apply
these updates to your system and frequently asked questions can be
found at: https://wiki.debian.org/LTS
OS | Version | Architecture | Package | Version | Filename |
---|---|---|---|---|---|
Debian | 9 | arm64 | dovecot-solr | < 1:2.2.27-3+deb9u7 | dovecot-solr_1:2.2.27-3+deb9u7_arm64.deb |
Debian | 9 | i386 | dovecot-sieve | < 1:2.2.27-3+deb9u7 | dovecot-sieve_1:2.2.27-3+deb9u7_i386.deb |
Debian | 9 | armhf | dovecot-sieve | < 1:2.2.27-3+deb9u7 | dovecot-sieve_1:2.2.27-3+deb9u7_armhf.deb |
Debian | 9 | i386 | dovecot-managesieved | < 1:2.2.27-3+deb9u7 | dovecot-managesieved_1:2.2.27-3+deb9u7_i386.deb |
Debian | 9 | amd64 | dovecot-lmtpd | < 1:2.2.27-3+deb9u7 | dovecot-lmtpd_1:2.2.27-3+deb9u7_amd64.deb |
Debian | 9 | amd64 | dovecot-lucene | < 1:2.2.27-3+deb9u7 | dovecot-lucene_1:2.2.27-3+deb9u7_amd64.deb |
Debian | 9 | armhf | dovecot-pop3d | < 1:2.2.27-3+deb9u7 | dovecot-pop3d_1:2.2.27-3+deb9u7_armhf.deb |
Debian | 9 | armhf | dovecot-core | < 1:2.2.27-3+deb9u7 | dovecot-core_1:2.2.27-3+deb9u7_armhf.deb |
Debian | 9 | armel | dovecot-gssapi | < 1:2.2.27-3+deb9u7 | dovecot-gssapi_1:2.2.27-3+deb9u7_armel.deb |
Debian | 9 | armhf | dovecot-dev | < 1:2.2.27-3+deb9u7 | dovecot-dev_1:2.2.27-3+deb9u7_armhf.deb |