CVSS: 9.8EPSS: 5%CPEs: 11EXPL: 1CVE-2017-5456 – Mozilla: Sandbox escape allowing local file system read access (MFSA 2017-12)
https://notcve.org/view.php?id=CVE-2017-5456
A mechanism to bypass file system access protections in the sandbox using the file system request constructor through an IPC message. This allows for read and write access to the local file system. This vulnerability affects Firefox ESR < 52.1 and Firefox < 53. Mecanismo para omitir las protecciones de acceso al sistema de archivos en el sandbox mediante el constructor de peticiones al sistema de archivos mediante un mensaje IPC. Esto permite acceso de lectura y escritura al sistema de archivos local. • http://www.securityfocus.com/bid/97940 http://www.securitytracker.com/id/1038320 https://access.redhat.com/errata/RHSA-2017:1106 https://bugzilla.mozilla.org/show_bug.cgi?id=1344415 https://www.mozilla.org/security/advisories/mfsa2017-10 https://www.mozilla.org/security/advisories/mfsa2017-12 https://access.redhat.com/security/cve/CVE-2017-5456 https://bugzilla.redhat.com/show_bug.cgi?id=1443297 • CWE-732: Incorrect Permission Assignment for Critical Resource •
CVSS: 7.5EPSS: 2%CPEs: 11EXPL: 1CVE-2017-5455 – Mozilla: Sandbox escape through internal feed reader APIs (MFSA 2017-12)
https://notcve.org/view.php?id=CVE-2017-5455
The internal feed reader APIs that crossed the sandbox barrier allowed for a sandbox escape and escalation of privilege if combined with another vulnerability that resulted in remote code execution inside the sandboxed process. This vulnerability affects Firefox ESR < 52.1 and Firefox < 53. Las API del lector de feeds interno que cruzaron la barrera del sandbox permitieron un escape del sandbox y un escalado de privilegios si se combinaban con otra vulnerabilidad que resultaba en la ejecución remota de código dentro del proceso sandbox. La vulnerabilidad afecta a Firefox ESR en versiones anteriores a la 52.1 y Firefox en versiones anteriores a la 53. • http://www.securityfocus.com/bid/97940 http://www.securitytracker.com/id/1038320 https://access.redhat.com/errata/RHSA-2017:1106 https://bugzilla.mozilla.org/show_bug.cgi?id=1341191 https://www.mozilla.org/security/advisories/mfsa2017-10 https://www.mozilla.org/security/advisories/mfsa2017-12 https://access.redhat.com/security/cve/CVE-2017-5455 https://bugzilla.redhat.com/show_bug.cgi?id=1443334 •
CVSS: 4.3EPSS: 0%CPEs: 16EXPL: 1CVE-2017-5451 – Mozilla: Addressbar spoofing with onblur event (MFSA 2017-12)
https://notcve.org/view.php?id=CVE-2017-5451
A mechanism to spoof the addressbar through the user interaction on the addressbar and the "onblur" event. The event could be used by script to affect text display to make the loaded site appear to be different from the one actually loaded within the addressbar. This vulnerability affects Thunderbird < 52.1, Firefox ESR < 52.1, and Firefox < 53. Mecanismo para suplantar la barra de direcciones mediante interacción del usuario en la barra de direcciones y el evento "onblur". El evento podría ser utilizado por el script para afectar la visualización de texto y hacer que el sitio cargado parezca ser diferente del que se ha cargado realmente en la barra de direcciones. • http://www.securityfocus.com/bid/97940 http://www.securitytracker.com/id/1038320 https://access.redhat.com/errata/RHSA-2017:1106 https://access.redhat.com/errata/RHSA-2017:1201 https://bugzilla.mozilla.org/show_bug.cgi?id=1273537 https://www.mozilla.org/security/advisories/mfsa2017-10 https://www.mozilla.org/security/advisories/mfsa2017-12 https://www.mozilla.org/security/advisories/mfsa2017-13 https://access.redhat.com/security/cve/CVE-2017-5451 https://bugzilla.redhat.com/sho • CWE-20: Improper Input Validation •
CVSS: 9.8EPSS: 1%CPEs: 18EXPL: 1CVE-2017-5440 – Mozilla: Use-after-free in txExecutionState destructor during XSLT processing (MFSA 2017-11, MFSA 2017-12)
https://notcve.org/view.php?id=CVE-2017-5440
A use-after-free vulnerability during XSLT processing due to a failure to propagate error conditions during matching while evaluating context, leading to objects being used when they no longer exist. This results in a potentially exploitable crash. This vulnerability affects Thunderbird < 52.1, Firefox ESR < 45.9, Firefox ESR < 52.1, and Firefox < 53. Vulnerabilidad de uso de memoria previamente liberada durante el procesamiento XSLT debido al error para propagar condiciones de error durante el proceso de búsqueda de coincidencias mientras se evalúa el contexto, lo que conduce a que se empleen objetos cuando ya no existen. Esto resulta en un cierre inesperado potencialmente explotable. • http://www.securityfocus.com/bid/97940 http://www.securitytracker.com/id/1038320 https://access.redhat.com/errata/RHSA-2017:1104 https://access.redhat.com/errata/RHSA-2017:1106 https://access.redhat.com/errata/RHSA-2017:1201 https://bugzilla.mozilla.org/show_bug.cgi?id=1336832 https://www.debian.org/security/2017/dsa-3831 https://www.mozilla.org/security/advisories/mfsa2017-10 https://www.mozilla.org/security/advisories/mfsa2017-11 https://www.mozilla.org/security/advisories&#x • CWE-416: Use After Free •
CVSS: 8.6EPSS: 1%CPEs: 17EXPL: 0CVE-2017-5448 – Mozilla Firefox ClearKeyDecryptor Integer Overflow Remote Code Execution Vulnerability
https://notcve.org/view.php?id=CVE-2017-5448
An out-of-bounds write in "ClearKeyDecryptor" while decrypting some Clearkey-encrypted media content. The "ClearKeyDecryptor" code runs within the Gecko Media Plugin (GMP) sandbox. If a second mechanism is found to escape the sandbox, this vulnerability allows for the writing of arbitrary data within memory, resulting in a potentially exploitable crash. This vulnerability affects Firefox ESR < 45.9, Firefox ESR < 52.1, and Firefox < 53. Escritura fuera de límites en "ClearKeyDecryptor" mientras se descodifican algunos contenidos multimedia cifrados mediante Clearkey. • http://www.securityfocus.com/bid/97940 http://www.securitytracker.com/id/1038320 https://access.redhat.com/errata/RHSA-2017:1104 https://access.redhat.com/errata/RHSA-2017:1106 https://bugzilla.mozilla.org/show_bug.cgi?id=1346648 https://www.debian.org/security/2017/dsa-3831 https://www.mozilla.org/security/advisories/mfsa2017-10 https://www.mozilla.org/security/advisories/mfsa2017-11 https://www.mozilla.org/security/advisories/mfsa2017-12 https://access.redhat.com/security/cv • CWE-787: Out-of-bounds Write •