
CVE-2019-11696 – Ubuntu Security Notice USN-3991-1
https://notcve.org/view.php?id=CVE-2019-11696
21 May 2019 — Files with the .JNLP extension used for "Java web start" applications are not treated as executable content for download prompts even though they can be executed if Java is installed on the local system. This could allow users to mistakenly launch an executable binary locally. This vulnerability affects Firefox < 67. Los archivos con la extensión .JNLP utilizada para las aplicaciones "Java web start" no se tratan como contenido ejecutable para las solicitudes de descarga, aunque se pueden ejecutar si Java e... • https://bugzilla.mozilla.org/show_bug.cgi?id=1392955 • CWE-20: Improper Input Validation •

CVE-2019-11697 – Ubuntu Security Notice USN-3991-1
https://notcve.org/view.php?id=CVE-2019-11697
21 May 2019 — If the ALT and "a" keys are pressed when users receive an extension installation prompt, the extension will be installed without the install prompt delay that keeps the prompt visible in order for users to accept or decline the installation. A malicious web page could use this with spoofing on the page to trick users into installing a malicious extension. This vulnerability affects Firefox < 67. Si se presionan las teclas ALT y "a" cuando los usuarios reciben una solicitud de instalación de extensión, la ex... • https://bugzilla.mozilla.org/show_bug.cgi?id=1440079 • CWE-20: Improper Input Validation •

CVE-2019-11698 – Mozilla: Theft of user history data through drag and drop of hyperlinks to and from bookmarks
https://notcve.org/view.php?id=CVE-2019-11698
21 May 2019 — If a crafted hyperlink is dragged and dropped to the bookmark bar or sidebar and the resulting bookmark is subsequently dragged and dropped into the web content area, an arbitrary query of a user's browser history can be run and transmitted to the content page via drop event data. This allows for the theft of browser history by a malicious site. This vulnerability affects Thunderbird < 60.7, Firefox < 67, and Firefox ESR < 60.7. Si un hipervínculo especialmente diseñado se arrastra y suelta en la barra de m... • https://bugzilla.mozilla.org/show_bug.cgi?id=1543191 • CWE-20: Improper Input Validation CWE-829: Inclusion of Functionality from Untrusted Control Sphere •

CVE-2019-11701 – Ubuntu Security Notice USN-3991-1
https://notcve.org/view.php?id=CVE-2019-11701
21 May 2019 — The default webcal: protocol handler will load a web site vulnerable to cross-site scripting (XSS) attacks. This default was left in place as a legacy feature and has now been removed. *Note: this issue only affects users with an account on the vulnerable service. Other users are unaffected.*. This vulnerability affects Firefox < 67. • https://bugzilla.mozilla.org/show_bug.cgi?id=1518627 • CWE-79: Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') •

CVE-2019-9800 – Mozilla: Memory safety bugs fixed in Firefox 67 and Firefox ESR 60.7
https://notcve.org/view.php?id=CVE-2019-9800
21 May 2019 — Mozilla developers and community members reported memory safety bugs present in Firefox 66, Firefox ESR 60.6, and Thunderbird 60.6. Some of these bugs showed evidence of memory corruption and we presume that with enough effort that some of these could be exploited to run arbitrary code. This vulnerability affects Thunderbird < 60.7, Firefox < 67, and Firefox ESR < 60.7. Los desarrolladores de Mozilla y los miembros de la comunidad reportaron bugs de seguridad de memoria presentes en Firefox versión 66, Fire... • https://bugzilla.mozilla.org/buglist.cgi?bug_id=1540166%2C1534593%2C1546327%2C1540136%2C1538736%2C1538042%2C1535612%2C1499719%2C1499108%2C1538619%2C1535194%2C1516325%2C1542324%2C1542097%2C1532465%2C1533554%2C1541580 • CWE-120: Buffer Copy without Checking Size of Input ('Classic Buffer Overflow') CWE-787: Out-of-bounds Write •

CVE-2019-9816 – Spidermonkey - IonMonkey Unexpected ObjectGroup in ObjectGroupDispatch Operation
https://notcve.org/view.php?id=CVE-2019-9816
21 May 2019 — A possible vulnerability exists where type confusion can occur when manipulating JavaScript objects in object groups, allowing for the bypassing of security checks within these groups. *Note: this vulnerability has only been demonstrated with UnboxedObjects, which are disabled by default on all supported releases.*. This vulnerability affects Thunderbird < 60.7, Firefox < 67, and Firefox ESR < 60.7. Se presenta una posible vulnerabilidad donde puede producirse una confusión de tipo al manipular objetos de J... • https://www.exploit-db.com/exploits/46940 • CWE-843: Access of Resource Using Incompatible Type ('Type Confusion') •

CVE-2019-9820 – Mozilla: Use-after-free of ChromeEventHandler by DocShell
https://notcve.org/view.php?id=CVE-2019-9820
21 May 2019 — A use-after-free vulnerability can occur in the chrome event handler when it is freed while still in use. This results in a potentially exploitable crash. This vulnerability affects Thunderbird < 60.7, Firefox < 67, and Firefox ESR < 60.7. Puede ocurrir una vulnerabilidad de uso de la memoria previamente liberada en el controlador de eventos de Chrome cuando se libera mientras aún está en uso. Esto resulta en un bloqueo potencialmente explotable. • https://bugzilla.mozilla.org/show_bug.cgi?id=1536405 • CWE-416: Use After Free •

CVE-2019-9821 – Ubuntu Security Notice USN-3991-1
https://notcve.org/view.php?id=CVE-2019-9821
21 May 2019 — A use-after-free vulnerability can occur in AssertWorkerThread due to a race condition with shared workers. This results in a potentially exploitable crash. This vulnerability affects Firefox < 67. Puede ocurrir una vulnerabilidad de uso de la memoria previamente liberada en AssertWorkerThread debido a una condición de carrera con trabajadores compartidos. Esto resulta en un bloqueo potencialmente explotable. • https://bugzilla.mozilla.org/show_bug.cgi?id=1539125 • CWE-362: Concurrent Execution using Shared Resource with Improper Synchronization ('Race Condition') CWE-416: Use After Free •

CVE-2019-9806
https://notcve.org/view.php?id=CVE-2019-9806
26 Apr 2019 — A vulnerability exists during authorization prompting for FTP transaction where successive modal prompts are displayed and cannot be immediately dismissed. This allows for a denial of service (DOS) attack. This vulnerability affects Firefox < 66. Una vulnerabilidad existente durante la solicitud de una transacción FTP donde sucesivos mensajes modales son mostrados y no pueden ser inmediatamente rechazados. Esto permite un ataque de denegación de servicios (DoS). • https://bugzilla.mozilla.org/show_bug.cgi?id=1525267 • CWE-399: Resource Management Errors •

CVE-2018-18510
https://notcve.org/view.php?id=CVE-2018-18510
26 Apr 2019 — The about:crashcontent and about:crashparent pages can be triggered by web content. These pages are used to crash the loaded page or the browser for test purposes. This issue allows for a non-persistent denial of service (DOS) attack by a malicious site which links to these pages. This vulnerability affects Firefox < 64. Las paginas about:crashcontent y about:crashparent pueden ser accionadas por contenido web. • https://bugzilla.mozilla.org/show_bug.cgi?id=1507702 •