CVE-2013-0795

El System Only Wrapper (SOW) implementado en la aplicación Mozilla Firefox antes de v20.0, Firefox ESR v17.x antes v17.0.5, Thunderbird anterior a v17.0.5, Thunderbird ESR v17.x antes v17.0.5 y SeaMonkey antes de v2.17 no evita el uso del método cloneNode para clonar un nodo protegido, que permite a atacantes remotos evitar la política del mismo origen o posiblemente ejecutar código JavaScript arbitrario con privilegios de cromo a través de un sitio web manipulado.

USN-1786-1 fixed vulnerabilities in Firefox. This update provides the corresponding update for Unity Firefox Extension. Olli Pettay, Jesse Ruderman, Boris Zbarsky, Christian Holler, Milan Sreckovic, Joe Drew, Andrew McCreight, Randell Jesup, Gary Kwong and Mats Palmgren discovered multiple memory safety issues affecting Firefox. If the user were tricked into opening a specially crafted page, an attacker could possibly exploit these to cause a denial of service via application crash, or potentially execute code with the privileges of the user invoking Firefox. Ambroz Bizjak discovered an out-of-bounds array read in the CERT_DecodeCertPackage function of the Network Security Services (NSS) library when decoding certain certificates. An attacker could potentially exploit this to cause a denial of service via application crash. Various other issues were also addressed.