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CrowdStrike (Falcon Sensor)

10027
Classification
These posts contain security alerts, including digital loopholes, electronic attacks, technical updates, and they are classified base on the level of severity.

Critical

High

Medium

Low

Warning Date

Severity Level

Warning Number

Target Sector

19 July, 2024

● High

2024-6292

All

CrowdStrike has announced a technical flaw in Falcon Sensor causing a denial of service on the affected systems.

Best Practices and Recommendations:
The CERT team encourages users to review CrowdStrike's security advisory and apply the necessary actions as follows:

  • Boot Windows into Safe Mode or the Windows Recovery Environment.
  • Navigate to the C:\Windows\System32\drivers\CrowdStrike directory.
  • Delete the file C-00000291*.sys.
  • Restart the system. (Shutdown /r)
  • Boot the host normally.

Or perform the following command in Safe Mode:

del “ C:\Windows\System32\drivers\CrowdStrike\ C-00000291*.sys”

For more details apply CrowdStrike’s workaround as described in the following:

https://supportportal.crowdstrike.com/s/article/Tech-Alert-Windows-crashes-related-to-Falcon-Sensor-2024-07-19

Last updated at 19 July, 2024

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