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CVSS: 8.8EPSS: 0%CPEs: 4EXPL: 0

11 Jul 2019 — When an inner window is reused, it does not consider the use of document.domain for cross-origin protections. If pages on different subdomains ever cooperatively use document.domain, then either page can abuse this to inject script into arbitrary pages on the other subdomain, even those that did not use document.domain to relax their origin security. This vulnerability affects Firefox ESR < 60.8, Firefox < 68, and Thunderbird < 60.8. Cuando se reutiliza una ventana interior, no se considera el uso de docume... • http://lists.opensuse.org/opensuse-security-announce/2019-07/msg00055.html • CWE-212: Improper Removal of Sensitive Information Before Storage or Transfer •

CVSS: 9.8EPSS: 0%CPEs: 8EXPL: 0

11 Jul 2019 — Mozilla developers and community members reported memory safety bugs present in Firefox 67 and Firefox ESR 60.7. 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 Firefox ESR < 60.8, Firefox < 68, and Thunderbird < 60.8. Los desarrolladores de Mozilla y los miembros de la comunidad reportaron bugs de seguridad de memoria presentes en Firefox versión 67 y Firefox ESR versión 60... • http://lists.opensuse.org/opensuse-security-announce/2019-07/msg00055.html • CWE-120: Buffer Copy without Checking Size of Input ('Classic Buffer Overflow') CWE-787: Out-of-bounds Write •

CVSS: 8.3EPSS: 2%CPEs: 7EXPL: 2

10 Jul 2019 — As part of a winning Pwn2Own entry, a researcher demonstrated a sandbox escape by installing a malicious language pack and then opening a browser feature that used the compromised translation. This vulnerability affects Firefox ESR < 60.8, Firefox < 68, and Thunderbird < 60.8. Como parte de una entrada Pwn2Own ganadora, un investigador demostró un escape del sandbox mediante la instalación de un paquete de idioma malicioso y luego abriendo una funcionalidad del navegador que usaba la traducción comprometida... • http://lists.opensuse.org/opensuse-security-announce/2019-07/msg00055.html • CWE-74: Improper Neutralization of Special Elements in Output Used by a Downstream Component ('Injection') CWE-807: Reliance on Untrusted Inputs in a Security Decision •

CVSS: 10.0EPSS: 0%CPEs: 3EXPL: 4

24 Jun 2019 — Insufficient vetting of parameters passed with the Prompt:Open IPC message between child and parent processes can result in the non-sandboxed parent process opening web content chosen by a compromised child process. When combined with additional vulnerabilities this could result in executing arbitrary code on the user's computer. This vulnerability affects Firefox ESR < 60.7.2, Firefox < 67.0.4, and Thunderbird < 60.7.2. Una revisión insuficiente de los parámetros pasados ??con el mensaje IPC de Prompt:Open... • https://packetstorm.news/files/id/165816 • CWE-20: Improper Input Validation CWE-270: Privilege Context Switching Error •

CVSS: 8.8EPSS: 68%CPEs: 3EXPL: 6

19 Jun 2019 — A type confusion vulnerability can occur when manipulating JavaScript objects due to issues in Array.pop. This can allow for an exploitable crash. We are aware of targeted attacks in the wild abusing this flaw. This vulnerability affects Firefox ESR < 60.7.1, Firefox < 67.0.3, and Thunderbird < 60.7.2. Se puede producir una vulnerabilidad de tipo confusión cuando se manipulan objetos de JavaScript debido a problemas en Array.pop. • https://packetstorm.news/files/id/165816 • CWE-843: Access of Resource Using Incompatible Type ('Type Confusion') •

CVSS: 9.8EPSS: 0%CPEs: 4EXPL: 0

22 May 2019 — The bufferdata function in WebGL is vulnerable to a buffer overflow with specific graphics drivers on Linux. This could result in malicious content freezing a tab or triggering a potentially exploitable crash. *Note: this issue only occurs on Linux. Other operating systems are unaffected.*. This vulnerability affects Thunderbird < 60.7, Firefox < 67, and Firefox ESR < 60.7. • https://bugzilla.mozilla.org/show_bug.cgi?id=1532525 • CWE-120: Buffer Copy without Checking Size of Input ('Classic Buffer Overflow') CWE-787: Out-of-bounds Write •

CVSS: 5.3EPSS: 0%CPEs: 3EXPL: 0

22 May 2019 — Images from a different domain can be read using a canvas object in some circumstances. This could be used to steal image data from a different site in violation of same-origin policy. This vulnerability affects Thunderbird < 60.7, Firefox < 67, and Firefox ESR < 60.7. Las imágenes desde un dominio diferente pueden ser leídas utilizando un objeto de canvas en ciertas circunstancias. Esto podría ser usado para robar datos de imágenes desde un sitio diferente en violación de la política del mismo origen. • https://bugzilla.mozilla.org/show_bug.cgi?id=1540221 • CWE-346: Origin Validation Error CWE-829: Inclusion of Functionality from Untrusted Control Sphere •

CVSS: 9.8EPSS: 0%CPEs: 3EXPL: 0

22 May 2019 — A use-after-free vulnerability can occur when listeners are removed from the event listener manager while still in use, resulting in a potentially exploitable crash. This vulnerability affects Thunderbird < 60.7, Firefox < 67, and Firefox ESR < 60.7. Se puede producir una vulnerabilidad de uso después de la liberación cuando los escuchas se eliminan del administrador de escuchas de eventos mientras aún están en uso, lo que resulta en un fallo potencialmente explotable. Esta vulnerabilidad afecta a Thunderbi... • https://bugzilla.mozilla.org/show_bug.cgi?id=1544670 • CWE-416: Use After Free •

CVSS: 9.8EPSS: 0%CPEs: 3EXPL: 0

22 May 2019 — A vulnerability where a JavaScript compartment mismatch can occur while working with the fetch API, resulting in a potentially exploitable crash. This vulnerability affects Thunderbird < 60.7, Firefox < 67, and Firefox ESR < 60.7. Una vulnerabilidad donde puede ocurrir una discrepancia en el compartimento de JavaScript mientras trabaja con la API de fetch, lo que resulta en un bloqueo potencialmente explotable. Esta vulnerabilidad afecta a Thunderbird anterior a versión 60.7, Firefox anterior a versión 67 y... • https://bugzilla.mozilla.org/show_bug.cgi?id=1532553 • CWE-567: Unsynchronized Access to Shared Data in a Multithreaded Context CWE-843: Access of Resource Using Incompatible Type ('Type Confusion') •

CVSS: 9.8EPSS: 0%CPEs: 3EXPL: 0

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 •