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Debian: CVE-2017-17790: ruby1.8, ruby1.9.1, ruby2.5 -- security update

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Debian: CVE-2017-17790: ruby1.8, ruby1.9.1, ruby2.5 -- security update

Severity
8
CVSS
(AV:N/AC:L/Au:N/C:P/I:P/A:P)
Published
12/20/2017
Created
03/19/2019
Added
08/02/2018
Modified
08/17/2022

Description

The lazy_initialize function in lib/resolv.rb in Ruby through 2.4.3 uses Kernel#open, which might allow Command Injection attacks, as demonstrated by a Resolv::Hosts::new argument beginning with a '|' character, a different vulnerability than CVE-2017-17405. NOTE: situations with untrusted input may be highly unlikely.

Solution(s)

  • debian-upgrade-ruby1-8
  • debian-upgrade-ruby1-9-1
  • debian-upgrade-ruby2-5

References

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