The remote host has a web browser installed that is vulnerable to multiple attack vectors.
Thunderbird 6.0 is potentially affected by multiple vulnerabilities : - If an attacker could trick a user into holding down the 'Enter' key, via a malicious game, for example, a malicious application or extension could be downloaded or executed. (CVE-2011-2372, CVE-2011-3001) - Unspecified errors exist that can be exploited to corrupt memory. No additional information is avialable at this time. (CVE-2011-2995, CVE-2011-2997) - A weakness exists when handling the 'Location' header. This can lead to response splitting attacks when visiting a vulnerable web server. The same fix has been applied to the headers 'Content-Length' and 'Content-Disposition. (CVE-2011-3000) - A use-after-free error exists when parsing OGG headers. (CVE-2011-3005) - There is an unspecified error within the YARR regular expression library that can be exploited to corrupt memory. (CVE-2011-3232)