Multiple vulnerabilities have been identified in Opera, which could be exploited by attackers to bypass security restrictions, disclose sensitive information, execute arbitrary scripting code or take complete control of an affected system.
The first issue is caused by an unspecified error within certain plugins, which could be exploited to conduct cross domain scripting attacks.
The second vulnerability is caused by an unspecified error when handling malformed TLS certificates, which could be exploited by malicious web sites to execute arbitrary commands.
The third issue is caused by an unspecified error within Rich text editing when using designMode, which could be exploited to conduct cross domain scripting attacks.
The fourth vulnerability is caused by an unspecified error when processing certain bitmaps, which could cause the application to reveal random memory data.
The fifth weakness is caused by an error when handling malformed BMP files, which could cause a vulnerable browser to temporarily freeze.
Credits
Vulnerabilities reported by David Bloom, Alexander Klink (Cynops GmbH) and Gynvael Coldwind.
ChangeLog
2007-12-19 : Initial release
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