Fedora Update for php-phpmailer6 FEDORA-2018-18f3eff32b

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...

Fedora Update for php-PHPMailer FEDORA-2018-a2e9bd6eae

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...

Information Disclosure

The GNU Privacy Guard GnuPG or GPG is a tool for encrypting data and creating digital signatures, compliant with the proposed OpenPGP Internet standard and the S/MIME standard. It was found that GnuPG was vulnerable to the Yarom/Falkner flush+reload cache side-channel attack on the RSA secret...

Over Dozen Popular Email Clients Found Vulnerable to Signature Spoofing Attacks

A team of security researchers has discovered several vulnerabilities in various implementations of OpenPGP and S/MIME email signature verification that could allow attackers to spoof signatures on over a dozen of popular email clients. The affected email clients include Thunderbird, Microsoft...

Code injection

A crash can occur when processing a crafted S/MIME message or an XPI package containing a crafted signature. This can be used as a denial-of-service DOS attack because Thunderbird reopens the last seen message on restart, triggering the crash again. This vulnerability affects Thunderbird 60.5...

CVE-2018-18509

A flaw during verification of certain S/MIME signatures causes emails to be shown in Thunderbird as having a valid digital signature, even if the shown message contents aren't covered by the signature. The flaw allows an attacker to reuse a valid S/MIME signature to craft an email message with...

Code injection

A flaw during verification of certain S/MIME signatures causes emails to be shown in Thunderbird as having a valid digital signature, even if the shown message contents aren't covered by the signature. The flaw allows an attacker to reuse a valid S/MIME signature to craft an email message with...

CVE-2018-18513

A crash can occur when processing a crafted S/MIME message or an XPI package containing a crafted signature. This can be used as a denial-of-service DOS attack because Thunderbird reopens the last seen message on restart, triggering the crash again. This vulnerability affects Thunderbird 60.5...

CVE-2018-18509

A flaw during verification of certain S/MIME signatures causes emails to be shown in Thunderbird as having a valid digital signature, even if the shown message contents aren't covered by the signature. The flaw allows an attacker to reuse a valid S/MIME signature to craft an email message with...

CVE-2018-18513

A crash can occur when processing a crafted S/MIME message or an XPI package containing a crafted signature. This can be used as a denial-of-service DOS attack because Thunderbird reopens the last seen message on restart, triggering the crash again. This vulnerability affects Thunderbird 60.5...

CVE-2018-18509

CVE-2018-18509 is a S/MIME signature verification flaw in Mozilla Thunderbird that allows a remote attacker to reuse a valid S/MIME signature to craft emails with arbitrary content, making the message appear signed even though content isn’t covered by the signature. Affected products are Thunderb...

CVE-2018-18509

A flaw during verification of certain S/MIME signatures causes emails to be shown in Thunderbird as having a valid digital signature, even if the shown message contents aren't covered by the signature. The flaw allows an attacker to reuse a valid S/MIME signature to craft an email message with...

CVE-2018-18509

A flaw during verification of certain S/MIME signatures causes emails to be shown in Thunderbird as having a valid digital signature, even if the shown message contents aren't covered by the signature. The flaw allows an attacker to reuse a valid S/MIME signature to craft an email message with...

CVE-2018-18513

A crash can occur when processing a crafted S/MIME message or an XPI package containing a crafted signature. This can be used as a denial-of-service DOS attack because Thunderbird reopens the last seen message on restart, triggering the crash again. This vulnerability affects Thunderbird 60.5...

CVE-2018-18513

CVE-2018-18513 is a Firefox/Thunderbird vulnerability where a crash can occur while processing a crafted S/MIME message or an XPI package with a crafted signature, allowing a denial-of-service attack as Thunderbird reopens the last seen message on restart and re-triggers the crash. Affected produ...

CVE-2018-18509

A flaw during verification of certain S/MIME signatures causes emails to be shown in Thunderbird as having a valid digital signature, even if the shown message contents aren't covered by the signature. The flaw allows an attacker to reuse a valid S/MIME signature to craft an email message with...

CVE-2018-18513

A crash can occur when processing a crafted S/MIME message or an XPI package containing a crafted signature. This can be used as a denial-of-service DOS attack because Thunderbird reopens the last seen message on restart, triggering the crash again. This vulnerability affects Thunderbird 60.5...

CVE-2018-18509: Improper Verification of Cryptographic Signature

A flaw during verification of certain S/MIME signatures causes emails to be shown in Thunderbird as having a valid digital signature, even if the shown message contents aren't covered by the signature. The flaw allows an attacker to reuse a valid S/MIME signature to craft an email message with...

CVE-2018-18513: NULL Pointer Dereference

A crash can occur when processing a crafted S/MIME message or an XPI package containing a crafted signature. This can be used as a denial-of-service DOS attack because Thunderbird reopens the last seen message on restart, triggering the crash again. This vulnerability affects Thunderbird 60.5...

Design/Logic Flaw

In Claws Mail 3.14.1, an attacker in possession of S/MIME or PGP encrypted emails can wrap them as sub-parts within a crafted multipart email. The encrypted parts can further be hidden using HTML/CSS or ASCII newline characters. This modified multipart email can be re-sent by the attacker to the...