GLSA-202009-02 : Dovecot: Multiple vulnerabilities

The remote host is affected by the vulnerability described in GLSA-202009-02 Dovecot: Multiple vulnerabilities It was discovered that Dovecot incorrectly handled deeply nested MIME parts, incorrectly handled memory when using NTLM, and incorrectly handled zero-length messages. Impact : A remote...

Dovecot: Multiple vulnerabilities

Background Dovecot is an open source IMAP and POP3 email server. Description It was discovered that Dovecot incorrectly handled deeply nested MIME parts, incorrectly handled memory when using NTLM, and incorrectly handled zero-length messages. Impact A remote attacker could send a specially craft...

Scientific Linux Security Update : dovecot on SL7.x x86_64 (20200903)

Security Fixes : - 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 C Tenable Network Security, Inc. The descriptive text is C...

Fedora 31 : 1:dovecot (2020-cd8b8f887b)

CVE-2020-12100: Parsing mails with a large number of MIME parts could have resulted in excessive CPU usage or a crash due to running out of stack memory. CVE-2020-12673: Dovecot's NTLM implementation does not correctly check message buffer size, which leads to reading past allocation which can le...

Fedora: Security Advisory for dovecot (FEDORA-2020-cd8b8f887b)

The remote host is missing an update for the 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...

[SECURITY] Fedora 31 Update: dovecot-2.3.11.3-4.fc31

Dovecot is an IMAP server for Linux/UNIX-like systems, written with security primarily in mind. It also contains a small POP3 server. It supports mail in either of maildir or mbox formats. The SQL drivers and authentication plug-ins are in their subpackages...

dovecot: Resource exhaustion via deeply nested MIME parts

A flaw was found in dovecot. A remote attacker could cause a denial of service by repeatedly sending emails containing MIME parts containing malicious content of which dovecot will attempt to parse. The highest threat from this vulnerability is to system availability...

dovecot: Crash due to assert in RPA implementation

A flaw was found in dovecot. An attacker can use the way dovecot handles RPA Remote Passphrase Authentication to crash the authentication process repeatedly preventing login. The highest threat from this vulnerability is to system availability...

Important: Red Hat Security Advisory: dovecot security update

An update for dovecot is now available for Red Hat Enterprise Linux 7. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerability from t...

dovecot: Out of bound reads in dovecot NTLM implementation

A flaw was found in dovecot. An out-of-bounds read flaw was found in the way dovecot handled NTLM authentication allowing an attacker to crash the dovecot auth process repeatedly preventing login. The highest threat from this vulnerability is to system availability...

dovecot security update

1:2.2.36-6.1 - fix CVE-2020-12100 resource exhaustion via deeply nested MIME parts 1871841 - fix CVE-2020-12673 out of bound reads in dovecot NTLM implementation 1871843 - fix CVE-2020-12674 crash due to assert in RPA implementation 1871842...

Oracle Linux 7 : dovecot (ELSA-2020-3617)

The remote Oracle Linux 7 host has packages installed that are affected by multiple vulnerabilities as referenced in the ELSA-2020-3617 advisory. - fix CVE-2020-12100 resource exhaustion via deeply nested MIME parts 1871841 - fix CVE-2020-12673 out of bound reads in dovecot NTLM implementation...

RHEL 7 : dovecot (RHSA-2020:3617)

The remote Redhat Enterprise Linux 7 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2020:3617 advisory. Dovecot is an IMAP server for Linux and other UNIX-like systems, written primarily with security in mind. It also contains a small POP3...

Huawei EulerOS: Security Advisory for dovecot (EulerOS-SA-2020-1843)

The remote host is missing an update for the Huawei EulerOS SPDX-FileCopyrightText: 2020 Greenbone AG 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-only ifdescription...

EulerOS 2.0 SP8 : dovecot (EulerOS-SA-2020-1843)

According to the versions of the dovecot packages installed, the EulerOS installation on the remote host is affected by the following vulnerabilities : - In Dovecot before 2.3.10.1, unauthenticated sending of malformed parameters to a NOOP command causes a NULL Pointer Dereference and crash in...

Amazon Linux 2 : dovecot (ALAS-2020-1473)

The version of dovecot installed on the remote host is prior to 2.2.36-6. It is, therefore, affected by multiple vulnerabilities as referenced in the ALAS2-2020-1473 advisory. In Dovecot before 2.2.36.3 and 2.3.x before 2.3.5.1, a local attacker can cause a buffer overflow in the indexer-worker...

Medium: dovecot

Issue Overview: In Dovecot before 2.2.36.3 and 2.3.x before 2.3.5.1, a local attacker can cause a buffer overflow in the indexer-worker process, which can be used to elevate to root. This occurs because of missing checks in the fts and pop3-uidl components. CVE-2019-7524 It was discovered that...

Updated dovecot packages fix security vulnerability

CVE-2020-12100: Receiving mail with deeply nested MIME parts leads to resource exhaustion as Dovecot attempts to parse it. CVE-2020-12673: Dovecot's NTLM implementation does not correctly check message buffer size, which leads to reading past allocation which can lead to crash. CVE-2020-12674:...

MGASA-2020-0330 Updated dovecot packages fix security vulnerability

CVE-2020-12100: Receiving mail with deeply nested MIME parts leads to resource exhaustion as Dovecot attempts to parse it. CVE-2020-12673: Dovecot's NTLM implementation does not correctly check message buffer size, which leads to reading past allocation which can lead to crash. CVE-2020-12674:...

Denial Of Service (DoS)

Dovecot is vulnerable to denial of service DoS. An attacker can send a specially formatted RPA request to crash the auth service because a length of zero is mishandled...