Multiple serious vulnerabilities have been found in Microsoft Internet Explorer. Malicious users can exploit these vulnerabilities to bypass security restrictions, gain privileges, execute arbitrary code or obtain sensitive information.

Below is a complete list of vulnerabilities

1. Improper ASLR handling can be exploited remotely via a specially designed web site;
2. An improper permissions validation can be exploited remotely via a specially designed web site;
3. An improper access restrictions can be exploited remotely via a specially designed web page;
4. Improper memory handling can be exploited remotely via a specially designed web page.

Microsoft Internet Explorer versions from 6 to 11

Install necessary updates from the KB section, that are listed in your Windows Update (Windows Update usually can be accessed from the Control Panel)

Microsoft advisory
CVE-2015-1686
CVE-2015-1684
CVE-2015-1703
CVE-2015-1706
CVE-2015-1705
CVE-2015-1704
CVE-2015-1709
CVE-2015-1708
CVE-2015-1685
CVE-2015-1688
CVE-2015-1689
CVE-2015-1718
CVE-2015-1714
CVE-2015-1717
CVE-2015-1710
CVE-2015-1711
CVE-2015-1712
CVE-2015-1713
CVE-2015-1658
CVE-2015-1691
CVE-2015-1692
CVE-2015-1694

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