Access of Resource Using Incompatible Type ('Type Confusion') Affecting rubygem-json package, versions *


Severity

Recommended
medium

Based on CentOS security rating.

Threat Intelligence

EPSS
6.2% (94th percentile)

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  • Snyk IDSNYK-CENTOS7-RUBYGEMJSON-1958206
  • published26 Jul 2021
  • disclosed14 Jun 2016

Introduced: 14 Jun 2016

CVE-2016-2337  (opens in a new tab)
CWE-843  (opens in a new tab)

How to fix?

There is no fixed version for Centos:7 rubygem-json.

NVD Description

Note: Versions mentioned in the description apply only to the upstream rubygem-json package and not the rubygem-json package as distributed by Centos. See How to fix? for Centos:7 relevant fixed versions and status.

Type confusion exists in _cancel_eval Ruby's TclTkIp class method. Attacker passing different type of object than String as "retval" argument can cause arbitrary code execution.