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Amazon Linux AMI: CVE-2019-16201: Security patch for ruby24 (ALAS-2020-1422)

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Amazon Linux AMI: CVE-2019-16201: Security patch for ruby24 (ALAS-2020-1422)

Severity
8
CVSS
(AV:N/AC:L/Au:N/C:N/I:N/A:C)
Published
10/01/2019
Created
09/02/2020
Added
09/01/2020
Modified
09/01/2020

Description

WEBrick::HTTPAuth::DigestAuth in Ruby through 2.4.7, 2.5.x through 2.5.6, and 2.6.x through 2.6.4 has a regular expression Denial of Service cause by looping/backtracking. A victim must expose a WEBrick server that uses DigestAuth to the Internet or a untrusted network.

Solution(s)

  • amazon-linux-upgrade-ruby24

References

  • ALAS-2020-1422
  • CVE-2019-16201
  • USN-4201-1

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