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CVSS: 5.0EPSS: 0%CPEs: 1EXPL: 0

Opera 8.01, when the "Arial Unicode MS" font (ARIALUNI.TTF) is installed, does not properly handle extended ASCII characters in the file download dialog box, which allows remote attackers to spoof file extensions and possibly trick users into executing arbitrary code. Opera 8.0.1, cuando está instalado el font Arial Unicode MS, no maneja adecuadamente los caracteres ASCII extendidos en el diálogo de descarga de ficheros, lo que permite que atacantes remotos engañen con las extensiones de ficheros y posiblemente induzcan a los usuarios a ejecutar código arbitrario. • http://secunia.com/advisories/15870 http://securitytracker.com/id?1014592 http://www.opera.com/linux/changelogs/802 http://www.securityfocus.com/bid/14402 http://www.vupen.com/english/advisories/2005/1251 https://exchange.xforce.ibmcloud.com/vulnerabilities/21784 • CWE-20: Improper Input Validation •

CVSS: 4.3EPSS: 0%CPEs: 1EXPL: 0

Opera 8.01 allows remote attackers to conduct cross-site scripting (XSS) attacks or modify which files are uploaded by tricking a user into dragging an image that is a "javascript:" URI. Opera 8.01 permite que atacantes remotos puedan realizar ataques con secuencias de comandos en sitios cruzados incitando al usuario a arrastrar una imagen que es una URI "javascript:". • http://secunia.com/advisories/15756 http://securitytracker.com/id?1014593 http://www.opera.com/linux/changelogs/802 http://www.securityfocus.com/bid/14410 http://www.vupen.com/english/advisories/2005/1251 • CWE-79: Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') •

CVSS: 5.0EPSS: 0%CPEs: 1EXPL: 2

Opera 8.01 allows remote attackers to cause a denial of service (CPU consumption) via a crafted JPEG image, as demonstrated using random.jpg. Opera 8.01 permite que atacantes remotos causen una denegación de servicio (consumo de CPU) mediante una imagen JPEG amañada. Queda demostrado usando "random.jpg". • http://lcamtuf.coredump.cx/crash http://www.securityfocus.com/archive/1/405298 http://www.securityfocus.com/archive/1/405524/30/0/threaded • CWE-400: Uncontrolled Resource Consumption •

CVSS: 2.6EPSS: 0%CPEs: 1EXPL: 0

Opera 7.x and 8 before 8.01 does not clearly associate a Javascript dialog box with the web page that generated it, which allows remote attackers to spoof a dialog box from a trusted site and facilitates phishing attacks, aka the "Dialog Origin Spoofing Vulnerability." • http://secunia.com/advisories/15488 http://secunia.com/multiple_browsers_dialog_origin_vulnerability_test http://secunia.com/secunia_research/2005-8 •

CVSS: 7.5EPSS: 0%CPEs: 1EXPL: 0

The XMLHttpRequest object in Opera 8.0 Final Build 1095 allows remote attackers to bypass access restrictions and perform unauthorized actions on other domains via a redirect. • http://secunia.com/advisories/15008 http://secunia.com/secunia_research/2005-4/advisory http://www.securityfocus.com/bid/13970 • CWE-601: URL Redirection to Untrusted Site ('Open Redirect') •