Most new PCs aren't up-to-date on security patches when a buyer takes them out of the box, but at least fixes can be downloaded as soon as an Internet connection is established. (And that's exactly what you should do, particularly if you just bought a Windows computer.)
But Acer ships some of its computers with a vulnerable ActiveX control for which there is no apparent fix, according to F-Secure. If an Acer user were to visit a malicious Web site using Internet Explorer, an attacker could commandeer the system, the Finnish antivirus experts warned on their blog.
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