CVE-2019-16791

In postfix-mta-sts-resolver before 0.5.1, All users can receive incorrect response from daemon under rare conditions, rendering downgrade of effective STS policy...

CVE-2019-16791

In postfix-mta-sts-resolver before 0.5.1, All users can receive incorrect response from daemon under rare conditions, rendering downgrade of effective STS policy...

CVE-2019-16791

The issue CVE-2019-16791 affects postfix-mta-sts-resolver up to version 0.5.1. In affected releases, all users can receive an incorrect response from the daemon under rare conditions, enabling a downgrade of the effective STS policy. Connected advisories (Red Hat CVE, Debian security tracker, OSV...

CVE-2019-16791: Selection of Less-Secure Algorithm During Negotiation

In postfix-mta-sts-resolver before 0.5.1, All users can receive incorrect response from daemon under rare conditions, rendering downgrade of effective STS policy...

PT-2020-22670

Name of the Vulnerable Software and Affected Versions postfix-mta-sts-resolver versions prior to 0.5.1 Description The issue affects the postfix-mta-sts-resolver, where all users can receive an incorrect response from the daemon under rare conditions. This can lead to a downgrade of the effective...

EulerOS 2.0 SP3 : dovecot (EulerOS-SA-2019-2571)

According to the versions of the dovecot packages installed, the EulerOS installation on the remote host is affected by the following vulnerabilities : - A denial of service flaw was found in dovecot before 2.2.34. An attacker able to generate random SNI server names could exploit TLS SNI...

EulerOS 2.0 SP2 : dovecot (EulerOS-SA-2019-2372)

According to the versions of the dovecot packages installed, the EulerOS installation on the remote host is affected by the following vulnerabilities : - A denial of service flaw was found in dovecot before 2.2.34. An attacker able to generate random SNI server names could exploit TLS SNI...

EulerOS 2.0 SP2 : sendmail (EulerOS-SA-2019-2440)

According to the version of the sendmail packages installed, the EulerOS installation on the remote host is affected by the following vulnerability : - The Sendmail program is a very widely used Mail Transport Agent MTA.MTAs send mail from one machine to another. Sendmail is not a client program,...

EulerOS 2.0 SP5 : dovecot (EulerOS-SA-2019-2138)

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 2.2.36.4 and 2.3.x before 2.3.7.2 and Pigeonhole before 0.5.7.2, protocol processing can fail for quoted strings. This occurs...

[SECURITY] Fedora 31 Update: opendmarc-1.3.2-1.fc31

OpenDMARC Domain-based Message Authentication, Reporting & Conformance provides an open source library that implements the DMARC verification service plus a milter-based filter application that can plug in to any milter-aware MTA, including sendmail, Postfix, or any other MTA that suppor ts the...

[SECURITY] Fedora 30 Update: opendmarc-1.3.2-1.fc30

OpenDMARC Domain-based Message Authentication, Reporting & Conformance provides an open source library that implements the DMARC verification service plus a milter-based filter application that can plug in to any milter-aware MTA, including sendmail, Postfix, or any other MTA that suppor ts the...

[SECURITY] Fedora 29 Update: opendmarc-1.3.2-1.fc29

OpenDMARC Domain-based Message Authentication, Reporting & Conformance provides an open source library that implements the DMARC verification service plus a milter-based filter application that can plug in to any milter-aware MTA, including sendmail, Postfix, or any other MTA that suppor ts the...

[SECURITY] Fedora 29 Update: exim-4.92.3-1.fc29

Exim is a message transfer agent MTA developed at the University of Cambridge for use on Unix systems connected to the Internet. It is freely available under the terms of the GNU General Public Licence. In style it is similar to Smail 3, but its facilities are more general. There is a great deal ...

Fedora Update for exim FEDORA-2019-467fcbb10a

The remote host is missing an update for the Copyright C 2019 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 29 Update: exim-4.92.2-1.fc29

Exim is a message transfer agent MTA developed at the University of Cambridge for use on Unix systems connected to the Internet. It is freely available under the terms of the GNU General Public Licence. In style it is similar to Smail 3, but its facilities are more general. There is a great deal ...

Exim: Multiple vulnerabilities

Background Exim is a message transfer agent MTA designed to be a a highly configurable, drop-in replacement for sendmail. Description Multiple vulnerabilities have been discovered in Exim. Please review the CVE identifiers referenced below for details. Impact A remote attacker, by connecting to t...

postfix-mta-sts-resolver Algorithm Downgrade vulnerability

Incorrect query parsing Impact All users of versions prior to 0.5.1 can receive incorrect response from daemon under rare conditions, rendering downgrade of effective STS policy. Patches Problem has been patched in version 0.5.1 Workarounds Users may remediate this vulnerability without upgrading...

GHSA-H92M-42H4-82F6 postfix-mta-sts-resolver Algorithm Downgrade vulnerability

Incorrect query parsing Impact All users of versions prior to 0.5.1 can receive incorrect response from daemon under rare conditions, rendering downgrade of effective STS policy. Patches Problem has been patched in version 0.5.1 Workarounds Users may remediate this vulnerability without upgrading...

PT-2019-14834

Name of the Vulnerable Software and Affected Versions postfix-mta-sts-resolver versions prior to 0.5.1 Description The issue affects all users and can cause the daemon to return an incorrect response under rare conditions, leading to a downgrade of the effective STS policy. Recommendations For...

Exim MTA Vulnerability (The Return of the WIZard – CVE-2019-10149)

Last week, Qualys issued a security advisory for a vulnerability we discovered during a code review of Exim. This vulnerability can lead to Remote Command Injection, and is currently being actively attacked in the wild. This blog will show you how to quickly identify assets that are impacted by...