Fedora 31 : 1:dovecot (2020-10a58fda28)

dovecot updated to 2.3.9.3 - fixes CVE-2020-7046: Truncated UTF-8 can be used to DoS submission-login and lmtp processes. - fixes CVE-2020-7957: Specially crafted mail can crash snippet generation. Note that Tenable Network Security has extracted the preceding description block directly from the...

CVE-2020-7957

The IMAP and LMTP components in Dovecot 2.3.9 before 2.3.9.3 mishandle snippet generation when many characters must be read to compute the snippet and a trailing character exists. This causes a denial of service in which the recipient cannot read all of their messages...

CVE-2020-7046

lib-smtp in submission-login and lmtp in Dovecot 2.3.9 before 2.3.9.3 mishandles truncated UTF-8 data in command parameters, as demonstrated by the unauthenticated triggering of a submission-login infinite loop...

Dovecot 2.3.9 < 2.3.9.3 Multiple Vulnerabilities

Dovecot is prone to multiple vulnerabilities. Copyright C 2020 Greenbone Networks GmbH Some text descriptions might be excerpted from a referenced sources, and are Copyright C by the respective right holders. SPDX-License-Identifier: GPL-2.0-or-later This program is free software; you can...

FreeBSD : dovecot -- multiple vulnerabilities (74db0d02-b140-4c32-aac6-1f1e81e1ad30)

Aki Tuomi reports : lib-smtp doesn't handle truncated command parameters properly, resulting in infinite loop taking 100% CPU for the process. This happens for LMTP where it doesn't matter so much and also for submission-login where unauthenticated users can trigger it. Aki also reports : Snippet...

CVE-2020-7957

The IMAP and LMTP components in Dovecot 2.3.9 before 2.3.9.3 mishandle snippet generation when many characters must be read to compute the snippet and a trailing character exists. This causes a denial of service in which the recipient cannot read all of their messages...

CVE-2020-7046

lib-smtp in submission-login and lmtp in Dovecot 2.3.9 before 2.3.9.3 mishandles truncated UTF-8 data in command parameters, as demonstrated by the unauthenticated triggering of a submission-login infinite loop...

CVE-2020-7957

The IMAP and LMTP components in Dovecot 2.3.9 before 2.3.9.3 mishandle snippet generation when many characters must be read to compute the snippet and a trailing character exists. This causes a denial of service in which the recipient cannot read all of their messages...

ALPINE-CVE-2020-7046

lib-smtp in submission-login and lmtp in Dovecot 2.3.9 before 2.3.9.3 mishandles truncated UTF-8 data in command parameters, as demonstrated by the unauthenticated triggering of a submission-login infinite loop...

CVE-2020-7046

lib-smtp in submission-login and lmtp in Dovecot 2.3.9 before 2.3.9.3 mishandles truncated UTF-8 data in command parameters, as demonstrated by the unauthenticated triggering of a submission-login infinite loop...

ALPINE-CVE-2020-7957

The IMAP and LMTP components in Dovecot 2.3.9 before 2.3.9.3 mishandle snippet generation when many characters must be read to compute the snippet and a trailing character exists. This causes a denial of service in which the recipient cannot read all of their messages...

Design/Logic Flaw

The IMAP and LMTP components in Dovecot 2.3.9 before 2.3.9.3 mishandle snippet generation when many characters must be read to compute the snippet and a trailing character exists. This causes a denial of service in which the recipient cannot read all of their messages...

Command injection

lib-smtp in submission-login and lmtp in Dovecot 2.3.9 before 2.3.9.3 mishandles truncated UTF-8 data in command parameters, as demonstrated by the unauthenticated triggering of a submission-login infinite loop...

CVE-2020-7957

CVE-2020-7957 affects the Dovecot IMAP and LMTP components. In versions 2.3.9 through before 2.3.9.3, snippet generation can mishandle when many characters must be read to compute a snippet and a trailing &gt; exists, leading to a denial of service where the recipient cannot read all messages. Th...

CVE-2020-7957

The IMAP and LMTP components in Dovecot 2.3.9 before 2.3.9.3 mishandle snippet generation when many characters must be read to compute the snippet and a trailing character exists. This causes a denial of service in which the recipient cannot read all of their messages...

CVE-2020-7957

The IMAP and LMTP components in Dovecot 2.3.9 before 2.3.9.3 mishandle snippet generation when many characters must be read to compute the snippet and a trailing character exists. This causes a denial of service in which the recipient cannot read all of their messages...

CVE-2020-7957

The IMAP and LMTP components in Dovecot 2.3.9 before 2.3.9.3 mishandle snippet generation when many characters must be read to compute the snippet and a trailing character exists. This causes a denial of service in which the recipient cannot read all of their messages...

CVE-2020-7046

lib-smtp in submission-login and lmtp in Dovecot 2.3.9 before 2.3.9.3 mishandles truncated UTF-8 data in command parameters, as demonstrated by the unauthenticated triggering of a submission-login infinite loop...

CVE-2020-7046

lib-smtp in submission-login and lmtp in Dovecot 2.3.9 before 2.3.9.3 mishandles truncated UTF-8 data in command parameters, as demonstrated by the unauthenticated triggering of a submission-login infinite loop...

CVE-2020-7046

CVE-2020-7046 affects Dovecot components lib-smtp (submission-login) and lmtp in 2.3.9 prior to 2.3.9.3, where truncated UTF-8 data in command parameters can be triggered unauthenticated, causing a submission-login infinite loop (DoS). Public references in multiple advisories confirm the vulnerab...