CVE-2016-2337

9.8 CRITICAL
Published: January 06, 2017 Modified: May 06, 2026
View on NVD

Description

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.

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CVSS v3.x Details

0.0 Low Medium High Critical 10.0
Vector String
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

References to Advisories, Solutions, and Tools

Patch Vendor Advisory Exploit Third Party Advisory
http://www.securityfocus.com/bid/91233
Source: cret@cert.org
http://www.talosintelligence.com/reports/TALOS-2016-0031/
Source: cret@cert.org
Exploit Technical Description Third Party Advisory VDB Entry
https://lists.debian.org/debian-lts-announce/2018/08/msg00028.html
Source: cret@cert.org
https://security.gentoo.org/glsa/201710-18
Source: cret@cert.org
http://www.securityfocus.com/bid/91233
Source: af854a3a-2127-422b-91ae-364da2661108
http://www.talosintelligence.com/reports/TALOS-2016-0031/
Source: af854a3a-2127-422b-91ae-364da2661108
Exploit Technical Description Third Party Advisory VDB Entry
https://lists.debian.org/debian-lts-announce/2018/08/msg00028.html
Source: af854a3a-2127-422b-91ae-364da2661108
https://security.gentoo.org/glsa/201710-18
Source: af854a3a-2127-422b-91ae-364da2661108

8 reference(s) from NVD

Quick Stats

CVSS v3 Score
9.8 / 10.0
EPSS (Exploit Probability)
6.2%
93th percentile
Exploitation Status
Not in CISA KEV

Affected Vendors

ruby-lang