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In-The-Wild & Disclosed CVEs
CVE-2017-8759
This vulnerability, discovered by researchers at FireEye, has been exploited as part of the spread of the FINSPY malware as documented in a FireEye blog post. The vulnerability is exploited using a malicious document that takes advantage of an input validation issue in the WSDL parser. Microsoft has rated this as a 0 on the Exploitability Index (Exploitation Detected)CVE-2017-9417
This vulnerability impacts the Broadcom chipset in the HoloLens. A specially crafted WiFi packet could be used to take control of a vulnerable system. This vulnerability has been publicly disclosed. Microsoft has rated this as a 2 on the Exploitability Index (Exploitation Less Likely)CVE-2017-8746
A vulnerability in Device Guard could allow attackers to bypass the Code Integrity Policy by injecting code into an already trusted script. This vulnerability was resolved by updating how PowerShell exposes functions and processes user supplied data. This vulnerability has been publicly disclosed. Microsoft has rated this as a 2 on the Exploitability Index (Exploitation Less Likely)CVE-2017-8723
A validation error in the Microsoft Edge Content Security Policy could allow malicious content load when a user visits a website. This technique has been publicly disclosed. Microsoft has rated this as a 3 on the Exploitability Index (Exploitation Unlikely)FYI Vulnerabilities
While many of the issues fixed today are typical for Patch Tuesday, there are a few that are worth highlighting.CVE-2017-8529
Microsoft has released an update for this CVE, which states:“Please note that with the installation of these updates, the solution to CVE-2017-8529 is turned off by default to help prevent the risk of further issues with print regressions, and must be activated via your Registry. To be fully protected from this vulnerability, please see the Update FAQ section for instructions to activate the solution.”It is important that you ensure these additional steps are taken to fully protect your systems.
Prior CVEs & Windows 10
Microsoft has announced a major revision increment for a number of vulnerabilities and security bulletins that impact Windows 10 (CVE-2016-0165 [MS16-039], CVE-2016-3326 [MS16-095], CVE-2016-3376 [MS16-123], CVE-2017-0213, and CVE-2017-8599). Additionally, CVE-2016-3238 [MS16-087] was updated for multiple operating systems.Other Information
In addition to the Microsoft vulnerabilities included in the September Security Guidance, a security advisory was also published.August Flash Security Update [ADV170013]
Microsoft has published an advisory for the September Adobe Flash Security Update (APSB17-28). This includes updates for the following vulnerabilities: CVE-2017-11281, CVE-2017-11282Microsoft Office Defense in Depth Update [ADV170015]
Microsoft has released a defense in depth update for Office that includes updates for both Office and Outlook. This includes all versions from 2007 to 2016.
