[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...

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...

[SECURITY] Fedora 26 Update: exim-4.90.1-3.fc26

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 ...

Internet Bug Bounty: Exim off-by-one RCE vulnerability

Hi, I found an off-by-one in Exim MTA utility function. It was reported to exim and official patch has been released, assigned CVE-2018-6789. This bug affects all versions of exim. This bug is simple, but can be leverage to gain remote code execution, using skillful heap exploitation. Details are...

Out-of-bounds

A specially crafted email delivered over SMTP and passed on to Dovecot by MTA can trigger an out of bounds read resulting in potential sensitive information disclosure and denial of service. In order to trigger this vulnerability, an attacker needs to send a specially crafted email message to the...

CVE-2017-14461

A specially crafted email delivered over SMTP and passed on to Dovecot by MTA can trigger an out of bounds read resulting in potential sensitive information disclosure and denial of service. In order to trigger this vulnerability, an attacker needs to send a specially crafted email message to the...

CVE-2017-14461

CVE-2017-14461 affects Dovecot when a specially crafted email delivered over SMTP to a server is parsed by Dovecot, triggering an out-of-bounds read that can disclose sensitive information or cause a denial of service. The issue stems from improper handling of certain emails and has been addresse...

CVE-2017-14461

A specially crafted email delivered over SMTP and passed on to Dovecot by MTA can trigger an out of bounds read resulting in potential sensitive information disclosure and denial of service. In order to trigger this vulnerability, an attacker needs to send a specially crafted email message to the...

CVE-2017-14461

A specially crafted email delivered over SMTP and passed on to Dovecot by MTA can trigger an out of bounds read resulting in potential sensitive information disclosure and denial of service. In order to trigger this vulnerability, an attacker needs to send a specially crafted email message to the...

CVE-2017-14461

A specially crafted email delivered over SMTP and passed on to Dovecot by MTA can trigger an out of bounds read resulting in potential sensitive information disclosure and denial of service. In order to trigger this vulnerability, an attacker needs to send a specially crafted email message to the...

CVE-2017-14461

A specially crafted email delivered over SMTP and passed on to Dovecot by MTA can trigger an out of bounds read resulting in potential sensitive information disclosure and denial of service. In order to trigger this vulnerability, an attacker needs to send a specially crafted email message to the...

Dovecot IMAP Server rfc822_parse_domain Information Leak Vulnerability

Summary An exploitable out of bounds read vulnerability exists in the RFC822 parser as implemented in Dovecot IMAP Server 2.2.33.2. A specially crafted email delivered over SMTP and passed on to Dovecot by MTA can trigger an out of bounds read resulting in potential sensitive information disclosu...