Vulnerability Report

CVE-2017-14033

Title: Ruby-Lang Ruby Memory Corruption

Memory Corruption

Proof Of Concept

No public PoC currently indexed for CVE-2017-14033.

CWE Category CWE-119

Published Date Sep 19, 2017

Modified Date May 13, 2026

Exploit Status Not Found

Score 7.5 CVSS v3.0

Exploit Probability (EPSS)

8.18%

Vulnerability Summary

CVE-2017-14033: The decode method in the OpenSSL::ASN1 module in Ruby before 2.2.8, 2.3.x before 2.3.5, and 2.4.x through 2.4.1 allows attackers to cause a denial of service (interpreter crash) via a crafted string.

Impacted Vendors

yukihiro_matsumoto 1

ruby-lang 1

Reference Links

http://www.securityfocus.com/bid/100868 http://www.securitytracker.com/id/1039363 http://www.securitytracker.com/id/1042004 https://access.redhat.com/errata/RHSA-2018:0378 https://access.redhat.com/errata/RHSA-2018:0583 https://access.redhat.com/errata/RHSA-2018:0585 https://lists.debian.org/debian-lts-announce/2018/07/msg00012.html https://security.gentoo.org/glsa/201710-18 https://www.debian.org/security/2017/dsa-4031 https://www.ruby-lang.org/en/news/2017/09/14/openssl-asn1-buffer-underrun-cve-2017-14033/ https://www.ruby-lang.org/en/news/2017/09/14/ruby-2-2-8-released/ https://www.ruby-lang.org/en/news/2017/09/14/ruby-2-3-5-released/ http://www.securityfocus.com/bid/100868 http://www.securitytracker.com/id/1039363 http://www.securitytracker.com/id/1042004 https://access.redhat.com/errata/RHSA-2018:0378 https://access.redhat.com/errata/RHSA-2018:0583 https://access.redhat.com/errata/RHSA-2018:0585 https://lists.debian.org/debian-lts-announce/2018/07/msg00012.html https://security.gentoo.org/glsa/201710-18 https://www.debian.org/security/2017/dsa-4031 https://www.ruby-lang.org/en/news/2017/09/14/openssl-asn1-buffer-underrun-cve-2017-14033/ https://www.ruby-lang.org/en/news/2017/09/14/ruby-2-2-8-released/ https://www.ruby-lang.org/en/news/2017/09/14/ruby-2-3-5-released/

CVSS v3.0

Source Entity [email protected]

Severity HIGH

7.5

Attack Vector

NETWORK

Complexity

LOW

Privileges

N/A

Interaction

NONE

Confidentiality

N/A

Integrity

N/A

Availability

N/A

Scope

UNCHANGED

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

CVSS v2.0

Source Entity [email protected]

Severity MEDIUM

5.0

Access Vector

N/A

Authentication

N/A

RAW VECTOR AV:N/AC:L/Au:N/C:N/I:N/A:P

Associated Attack Patterns (CAPEC)

Total: Patterns