CVE-2016-2337 Information

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.

CVSS Vector

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Reference

http://www.securityfocus.com/bid/91233 http://www.talosintelligence.com/reports/TALOS-2016-0031/ https://lists.debian.org/debian-lts-announce/2018/08/msg00028.html https://security.gentoo.org/glsa/201710-18

Attack Complexity

LOW

Privileges Required

NONE

User Interaction Required

NONE

Scope

NONE

Confidentiality Impact

UNCHANGED

Integrity Impact

HIGH

Availability Impact

HIGH

Base Score

HIGH

Base Severity

9.8