Opera CSLID extension spoof
| opera-cslid-extension-spoof (21698) |  Medium Risk |
Description:
Opera could allow a remote attacker to spoof file types in the file download dialog. A remote attacker can embed a CSLID into the file name and trick Opera into opening a file type with a different application than specified. The attacker could exploit this vulnerability to possibly cause the victim to open malicious file types.
Platforms Affected:
- Opera, Opera prior to 7.50
Remedy:
Upgrade to the latest version of Opera (7.50b1 or later), available from the Opera Download page. See References.
Consequences:
File Manipulation
References:
- Opera Download page, Download Opera Web Browser at http://www.opera.com/download/.
- Opera Web site, Opera Web Browser at http://www.opera.com/.
- BID-9640: Opera Web Browser CLSID File Extension Misrepresentation Vulnerability
- CVE-2004-2083: Opera Web Browser 7.0 through 7.23 allows remote attackers to trick users into executing a malicious file by embedding a CLSID in the file name, which causes the malicious file to appear as a trusted file type, aka File Download Extension Spoofing.
- OSVDB ID: 3917: Opera Browser File Download Extension Spoofing
- SA10760: Opera Browser File Download Extension Spoofing
Reported:
Feb 11, 2004
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