Medium: cloud-init

Issue Overview:

A vulnerability was discovered in cloud-init which can improperly disclose randomly generated passwords as part of the chpasswd module. The fix prevents the generated password from being written to a world-readable log file on the local disk. (CVE-2021-3429)

Affected Packages:

cloud-init

Note:

This advisory is applicable to Amazon Linux 2 (AL2) Core repository. Visit this FAQ section for the difference between AL2 Core and AL2 Extras advisories.

Issue Correction:
Run yum update cloud-init to update your system.

New Packages:

noarch:  
    cloud-init-19.3-43.amzn2.noarch  
  
src:  
    cloud-init-19.3-43.amzn2.src  

Additional References

Red Hat: CVE-2021-3429

Mitre: CVE-2021-3429