September 2019 Patch Tuesday: Microsoft plugs two actively exploited zero-days - Help Net Security

September 2019 Patch Tuesday: Microsoft plugs two actively exploited zero-days - Help Net Security

For the September 2019 Patch Tuesday, Microsoft delivered fixes for 80 CVE-numbered security issues (including to actively exploited zero-days), Adobe fixed flaws in Flash Player and Application Manager, and Intel offered solutions and mitigations for two security holes, one of which could allow a side-channel attack aimed at acquiring sensitive data (e.g., keystrokes in a SSH session).



Microsoft’s patches


Let’s start with the zero-days exploited in the wild.


CVE-2019-1214 is an elevation of privilege vulnerability in the Windows Common Log File System (CLFS) Driver. CVE-2019-1215 is an elevation of privilege vulnerability in the Winsock IFS Driver (ws2ifsl.sys).


“Both flaws exist due to improper handling of objects in memory by the ..

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