Opera < 8.01 Multiple Vulnerabilities

The version of Opera installed on the remote host is earlier than 8.01 and thus reportedly affected by multiple issues : - It may be possible for a malicious website to spoof dialog boxes. - It may be possible for a XMLHttpRequest object to gain unauthorized access to sensitive data. - The...

CVE-2004-1491

Opera 7.54 and earlier uses kfmclient exec to handle unknown MIME types, which allows remote attackers to execute arbitrary code via a shortcut or launcher that contains an Exec entry...

CVE-2004-2570

Opera before 7.54 allows remote attackers to modify properties and methods of the location object and execute Javascript to read arbitrary files from the client's local filesystem or display a false URL to the user...

CVE-2004-2659

Opera offers an Open button to verify that a user wishes to execute a downloaded file, which allows user-assisted remote attackers to construct a race condition that tricks a user into clicking Open via a request for a different mouse or keyboard action very shortly before the Open dialog appears...

CVE-2004-2260

Opera Browser 7.23, and other versions before 7.50, updates the address bar as soon as the user clicks a link, which allows remote attackers to redirect to other sites via the onUnload attribute...

CVE-2004-2491

A race condition in Opera web browser 7.53 Build 3850 causes Opera to fill in the address bar before the page has been loaded, which allows remote attackers to spoof the URL in the address bar via the window.open and location.replace HTML parameters, which facilitates phishing attacks...

CVE-2004-1157

Opera 7.x up to 7.54, and possibly other versions, allows remote attackers to spoof arbitrary web sites by injecting content from one window into a target window whose name is known but resides in a different domain, as demonstrated using a pop-up window on a trusted web site, aka the "window...

Disclosure of file system information in Mozilla Firefox and Opera Browser:

Title: Disclosure of file system information in Mozilla Firefox and Opera Browser Note: I don't know if it could be considered really a security problem, anyway i'll try to explain my ideas. Sorry for my bad english. Author: Giovanni Delvecchio Bug: Disclosure of file system information...

Opera < 7.54 Empty Embedded Object DoS

The version of Opera installed on the remote host contains a flaw that allows an attacker to crash this browser remotely. To exploit this flaw, an attacker would need to craft a rogue website containing an embedded 'CCCC' object with an empty 'src' tag in it and would need to lure a victim to vis...

Opera < 7.54u1 Web Browser Resource Detection Weakness

Binary data 1782.prm...

Opera < 7.54 location Object Crafted URL Arbitrary Local File Access

The version of Opera on the remote host fails to block write access to the 'location' object. This could allow a user to create a specially crafted URL to overwrite methods within the 'location' object that would execute arbitrary code in a user's browser within the trust relationship between the...

Opera < 7.50 File Download Extension Spoofing

The version of Opera installed on the remote host contains a flaw that may allow a malicious user to trick a user into running arbitrary code. The issue is triggered when an malicious website provides a file for download, but crafts the filename in such a way that the file is executed, rather tha...

Opera < 7.20 news URL Handling DoS

The version of Opera installed on the remote host reportedly crashes when processing a 'news:' URL of excessive length, that may result in a denial of service. It has been reported that this issue will trigger a condition that will prevent Opera from functioning until the program has been...

Opera < 7.50 onUnload Address Bar Spoofing

The remote host is using Opera - an alternative web browser. This version of Opera is vulnerable to a security weakness that may permit malicious web pages to spoof address bar information. This is reportedly possible through malicious use of the JavaScript 'unOnload' event handler when the brows...

Opera < 7.23 Zip File Processing Crafted File Handling Overflow

The version of Opera on the remote host is vulnerable to a security weakness. A problem has been identified in the handling of zipped skin files by Opera. Because of this, it may be possible for an attacker to gain unauthorized access to a system using the vulnerable browser. C Tenable Network...

CVE-2004-0537

Opera 7.50 and earlier allows remote web sites to provide a "Shortcut Icon" favicon that is wider than expected, which could allow the web sites to spoof a trusted domain and facilitate phishing attacks using a wide icon and extra spaces...

Opera: Multiple new vulnerabilities

Background Opera is a multi-platform web browser. Description Multiple vulnerabilities have been found in the Opera web browser. Opera fails to deny write access to the "location" browser object. An attacker can overwrite methods in this object and gain script access to any page that uses one of...

bitlanceOpera.txt

A vulnerability is found in the Opera browser version 7.51 , which can be exploited by spammers to spoof information displayed in the address bar.Tested on Windows OS. Demonstration HTML source code: ======== begin ======== !DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" html...

Opera Web Browser 7.5 - Resource Detection

Opera Web Browser 7.5 - Resource Detection source: https://www.securityfocus.com/bid/10961/info Opera Web Browser is prone to a security weakness that may permit an attacker to determine the existence of resources on a vulnerable computer. An attacker can use an IFRAME that is accessible within t...

CVE-2004-0473

Argument injection vulnerability in Opera before 7.50 does not properly filter "-" characters that begin a hostname in a telnet URI, which allows remote attackers to insert options to the resulting command line and overwrite arbitrary files via 1 the "-f" option on Windows XP or 2 the "-n" option...