vulnerability

Red Hat: CVE-2020-10663: CVE-2020-10663 rubygem-json: Unsafe object creation vulnerability in JSON (Multiple Advisories)

Severity
5
CVSS
(AV:N/AC:L/Au:N/C:N/I:P/A:N)
Published
Apr 28, 2020
Added
Jun 11, 2020
Modified
Mar 27, 2026

Description

The JSON gem through 2.2.0 for Ruby, as used in Ruby 2.4 through 2.4.9, 2.5 through 2.5.7, and 2.6 through 2.6.5, has an Unsafe Object Creation Vulnerability. This is quite similar to CVE-2013-0269, but does not rely on poor garbage-collection behavior within Ruby. Specifically, use of JSON parsing methods can lead to creation of a malicious object within the interpreter, with adverse effects that are application-dependent.

Solutions

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Title
Rapid7 Labs

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