Crash Analysis Series: An exploitable bug on Microsoft Teams ?! A Tale of One Bit

Read the original article: Crash Analysis Series: An exploitable bug on Microsoft Teams ?! A Tale of One Bit


Crash Analysis Series: An exploitable bug on Microsoft Teams ?! A Tale of One Bit

This is a story about a Microsoft Teams crash that we investigated recently. At first glance, it looked like a possible arbitrary code execution vulnerability, but after diving deeper we realized that there’s another explanation for the crash.

TLDR;

  • ZecOps ingested and analyzed an event that seems exploitable on a Windows machine from Microsoft Teams
  • This machine has a lot of other anomalies
  • ZecOps verifies anomalies such as: blue screens, sudden crashes, mobile restarts without clicking on the power button; and determines if they are related to cyber attacks, software/hardware issues, or configuration problems. 

Continue reading Crash Analysis Series: An exploitable bug on Microsoft Teams ?! A Tale of One Bit at ZecOps Blog.


Read the original article: Crash Analysis Series: An exploitable bug on Microsoft Teams ?! A Tale of One Bit