Multiple vulnerabilities have been identified in Mozilla Thunderbird, which could be exploited by attackers to bypass security restrictions, disclose sensitive information, cause a denial of service or take complete control of an affected system.
The first issue is caused by memory corruption errors in the browser and JavaScript engines when parsing malformed data, which could be exploited by attackers to crash a vulnerable application or execute arbitrary code [...]
Solution
Upgrade to Mozilla Thunderbird version 2.0.0.12 :
http://www.mozilla.com/thunderbird/
Credits
Vulnerabilities reported by Jesse Ruderman, Kai Engert, Martijn Wargers, Mats Palmgren, Paul Nickerson, Justin Dolske, Gerry Eisenhaur, David Bloom, Carsten Book, Wesley Garland, Igor Bukanov, moz_bug_r_a4, shutdown, Philip Taylor, tgirmann, Boris Zbarsky, Gerry Eisenhaur, Michal Zalewski, Gynvael Coldwind, regenrecht and iDefense Labs.
ChangeLog
2008-02-08 : Initial release
2008-02-20 : Updated Advisory
2008-02-27 : Updated Description
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