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Ruby on Rails: Unrestricted Upload of File with Dangerous Type (CVE-2020-8162)

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Ruby on Rails: Unrestricted Upload of File with Dangerous Type (CVE-2020-8162)

Severity
5
CVSS
(AV:N/AC:L/Au:N/C:N/I:P/A:N)
Published
06/19/2020
Created
06/27/2020
Added
06/26/2020
Modified
09/28/2020

Description

A client side enforcement of server side security vulnerability exists in rails < 5.2.4.2 and rails < 6.0.3.1 ActiveStorage's S3 adapter that allows the Content-Length of a direct file upload to be modified by an end user bypassing upload limits.

Solution(s)

  • ruby-on-rails-upgrade-5_2_4_2
  • ruby-on-rails-upgrade-6_0_3_1

References

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