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FreeBSD: VID-0569146E-BDEF-11E9-BD31-8DE4A4470BBB (CVE-2019-5477): Nokogiri -- injection vulnerability

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FreeBSD: VID-0569146E-BDEF-11E9-BD31-8DE4A4470BBB (CVE-2019-5477): Nokogiri -- injection vulnerability

Severity
8
CVSS
(AV:N/AC:L/Au:N/C:P/I:P/A:P)
Published
08/11/2019
Created
08/15/2019
Added
08/14/2019
Modified
09/06/2019

Description

Details for this vulnerability have not been published by NIST at this point. Descriptions from software vendor advisories for this issue are provided below.

From VID-0569146E-BDEF-11E9-BD31-8DE4A4470BBB:

Nokogiri GitHub release:

A command injection vulnerability in Nokogiri v1.10.3 and earlier

allows commands to be executed in a subprocess by Ruby's Kernel.open

method. Processes are vulnerable only if the undocumented method

Nokogiri::CSS::Tokenizer#load_file is being passed untrusted user input.

This vulnerability appears in code generated by the Rexical gem

versions v1.0.6 and earlier. Rexical is used by Nokogiri to generate

lexical scanner code for parsing CSS queries. The underlying

vulnerability was addressed in Rexical v1.0.7 and Nokogiri upgraded to

this version of Rexical in Nokogiri v1.10.4.

Solution(s)

  • freebsd-upgrade-package-rubygem-nokogiri

References

  • CVE-2019-5477

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