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Vulnerability & Exploit Database

Vulnerabilities and exploits collected over reliable resources for security professionals and researchers to review

Amazon Linux AMI: CVE-2021-31799: Security patch for ruby24 ((Multiple Advisories))

Severity:
4
CVSS:
(AV:L/AC:M/Au:N/C:P/I:P/A:P)
Published:
05/20/2021
Created:
05/29/2021
Added:
05/26/2021
Modified:
05/26/2021

Description:

RDoc before version 6.3.1 used to call Kernel#open to open a local file. If a Ruby project has a file whose name starts with "|" and ends with "tags", the command following the pipe character is executed. A malicious Ruby project could exploit it to run an arbitrary command execution against a user who attempts to run the rdoc command. (CVE-2021-31799)'

Solution(s)


  • amazon-linux-upgrade-ruby20
  • amazon-linux-upgrade-ruby24
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