The version of QuickTime installed on the remote Windows host is older than 7.3. Such versions contain several vulnerabilities that may allow an attacker to execute arbitrary code on the remote host if the user can be convinced to open a specially-crafted file with QuickTime.
Binary data 4277.prm
cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2007-2395
cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2007-3750
cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2007-3751
cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2007-4672
cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2007-4674
cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2007-4675
cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2007-4676
cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2007-4677
docs.info.apple.com/article.html?artnum=306896
lists.apple.com/archives/security-announce/2007/Nov/msg00000.html