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Amazon Linux AMI: CVE-2020-8631: Security patch for cloud-init (ALAS-2021-1486)

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Amazon Linux AMI: CVE-2020-8631: Security patch for cloud-init (ALAS-2021-1486)

Severity
2
CVSS
(AV:L/AC:L/Au:N/C:P/I:N/A:N)
Published
02/05/2020
Created
03/23/2021
Added
03/20/2021
Modified
03/20/2021

Description

cloud-init through 19.4 relies on Mersenne Twister for a random password, which makes it easier for attackers to predict passwords, because rand_str in cloudinit/util.py calls the random.choice function.

Solution(s)

  • amazon-linux-upgrade-cloud-init

References

  • ALAS-2021-1486
  • CVE-2020-8631

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