CVE-2020-26973

The provided connected sources confirm CVE-2020-26973 affects Mozilla Firefox and Thunderbird, tied to the CSS Sanitizer. Affected versions include Firefox prior to 84 and Thunderbird prior to 78.6 (Firefox ESR

CVE-2020-26978

Using techniques that built on the slipstream research, a malicious webpage could have exposed both an internal network's hosts as well as services running on the user's local machine. This vulnerability affects Firefox 84, Thunderbird 78.6, and Firefox ESR 78.6...

CVE-2020-26978

CVE-2020-26978 is a Firefox/Thunderbird remote-info-exposure vulnerability. A malicious webpage could probe an internal network and access services on the user’s device due to slipstream-based techniques. Affected: Firefox < 84, Thunderbird < 78.6, Firefox ESR

CVE-2020-26978

Using techniques that built on the slipstream research, a malicious webpage could have exposed both an internal network's hosts as well as services running on the user's local machine. This vulnerability affects Firefox 84, Thunderbird 78.6, and Firefox ESR 78.6...

CVE-2020-35111

When an extension with the proxy permission registered to receive , the proxy.onRequest callback was not triggered for view-source URLs. While web content cannot navigate to such URLs, a user opening View Source could have inadvertently leaked their IP address. This vulnerability affects Firefox...

CVE-2020-35111

When an extension with the proxy permission registered to receive , the proxy.onRequest callback was not triggered for view-source URLs. While web content cannot navigate to such URLs, a user opening View Source could have inadvertently leaked their IP address. This vulnerability affects Firefox...

CVE-2020-35112

If a user downloaded a file lacking an extension on Windows, and then "Open"-ed it from the downloads panel, if there was an executable file in the downloads directory with the same name but with an executable extension such as .bat or .exe that executable would have been launched instead. Note:...

CVE-2020-35113

Mozilla developers reported memory safety bugs present in Firefox 83 and Firefox ESR 78.5. Some of these bugs showed evidence of memory corruption and we presume that with enough effort some of these could have been exploited to run arbitrary code. This vulnerability affects Firefox 84, Thunderbi...

CVE-2020-35113

Mozilla developers reported memory safety bugs present in Firefox 83 and Firefox ESR 78.5. Some of these bugs showed evidence of memory corruption and we presume that with enough effort some of these could have been exploited to run arbitrary code. This vulnerability affects Firefox 84, Thunderbi...

Mozilla Firefox ESR < 78.6.1

The version of Firefox ESR installed on the remote Windows host is prior to 78.6.1. It is, therefore, affected by a vulnerability as referenced in the mfsa2021-01 advisory. - A malicious peer could have modified a COOKIE-ECHO chunk in a SCTP packet in a way that potentially resulted in a...

Security fix for the ALT Linux 10 package firefox-esr version 78.6.1-alt1

Jan. 6, 2021 Andrey Cherepanov 78.6.1-alt1 - New version 78.6.1. - Security fixes: + CVE-2020-16044 Use-after-free write when handling a malicious COOKIE-ECHO SCTP chunk...

KLA12034 Use after free vulnerability in Mozilla Firefox ESR

Use after free vulnerability was found in Mozilla Firefox ESR. Malicious users can exploit this vulnerability to execute arbitrary code. Original advisories MFSA2021-01 Related products Mozilla-Firefox-ESR CVE list CVE-2020-16044 critical Solution Update to the latest version Download Firefox ESR...

The vulnerability of the PFileSystemRequestConstructor function in browsers such as Firefox, Firefox ESR, and the email client Thunderbird allows for bypassing access control to the file system in the shell environment, enabling attackers to gain access to protected information.

The vulnerability of the PFileSystemRequestConstructor function in browsers such as Firefox, Firefox ESR, and the email client Thunderbird relates to bypassing access controls for the file system in the shell. Exploiting this vulnerability can allow a malicious actor, operating remotely, to gain...

The vulnerability in the implementation of the ProcessNextState method (netwerk\streamconv\converters\nsBinHexDecoder.cpp) in browsers Firefox, Firefox ESR, and the email client Thunderbird allows a hacker to trigger a service failure.

The vulnerability of the ProcessNextState method netwerk\streamconv\converters\nsBinHexDecoder.cpp in browsers such as Firefox, Firefox ESR, and the email client Thunderbird is related to the use of memory after decompression improperly formatted BinHex archives. Exploiting this vulnerability can...

The vulnerability of Firefox, Firefox ESR, and the Thunderbird email client relates to the use of memory after element manipulation in the DOM. This allows an attacker to trigger a service failure.

The vulnerability of Firefox browsers, Firefox ESR, and the email client Thunderbird relates to the use of memory after element manipulation in the DOM is released. Exploiting this vulnerability can allow a remote attacker to cause service interruptions...

Important: Red Hat Security Advisory: thunderbird security update

An update for thunderbird is now available for Red Hat Enterprise Linux 8. 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 fr...

MGASA-2020-0461 Updated firefox packages fix security vulnerabilities

When a BigInt was right-shifted the backing store was not properly cleared, allowing uninitialized memory to be read CVE-2020-16042. Certain blit values provided by the user were not properly constrained leading to a heap buffer overflow in WebGL on some video drivers CVE-2020-26971. Certain inpu...

Oracle Linux 7 : ELSA-2020-5561-1: / firefox (ELSA-2020-55611)

The remote Oracle Linux 7 host has a package installed that is affected by multiple vulnerabilities as referenced in the ELSA-2020-55611 advisory. 78.6.0-1.0.1 - Remove upstream references Orabug: 30143292 - Update distribution for Oracle Linux Orabug: 30143292 - Add firefox-oracle-default-prefs....

Debian: Security Advisory (DSA-4813-1)

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

Debian DSA-4813-1 : firefox-esr - security update

Multiple security issues have been found in the Mozilla Firefox web browser, which could potentially result in the execution of arbitrary code, information disclosure or CSS sanitiser bypass. C Tenable Network Security, Inc. The descriptive text and package checks in this plugin were extracted fr...