CVE-2016-2339
"Ruby Fiddle Heap Overflow"
Description
An exploitable heap overflow vulnerability exists in the Fiddle::Function.new "initialize" function functionality of Ruby. In Fiddle::Function.new "initialize" heap buffer "arg_types" allocation is made based on args array length. Specially constructed object passed as element of args array can increase this array size after mentioned allocation and cause heap overflow.
INFO
Published Date :
Jan. 6, 2017, 9:59 p.m.
Last Modified :
July 15, 2018, 1:29 a.m.
Source :
[email protected]
Remotely Exploitable :
Yes !
Impact Score :
5.9
Exploitability Score :
3.9
Public PoC/Exploit Available at Github
CVE-2016-2339 has a 1 public PoC/Exploit available at Github.
Go to the Public Exploits tab to see the list.
References to Advisories, Solutions, and Tools
Here, you will find a curated list of external links that provide in-depth
information, practical solutions, and valuable tools related to
CVE-2016-2339.
| URL | Resource |
|---|---|
| http://www.securityfocus.com/bid/91234 | |
| http://www.talosintelligence.com/reports/TALOS-2016-0034/ | Exploit Technical Description Third Party Advisory VDB Entry |
| https://lists.debian.org/debian-lts-announce/2018/07/msg00012.html |
We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).
Map Vulnerabilities into Different Layers of the Container Image
Python
Results are limited to the first 15 repositories due to potential performance issues.
The following list is the news that have been mention
CVE-2016-2339 vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2016-2339 vulnerability over time.
Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.
-
CVE Modified by [email protected]
May. 14, 2024
Action Type Old Value New Value -
CVE Modified by [email protected]
Jul. 15, 2018
Action Type Old Value New Value Added Reference https://lists.debian.org/debian-lts-announce/2018/07/msg00012.html [No Types Assigned] -
CVE Modified by [email protected]
Apr. 08, 2017
Action Type Old Value New Value Added Reference http://www.securityfocus.com/bid/91234 [No Types Assigned] -
Initial Analysis by [email protected]
Jan. 11, 2017
Action Type Old Value New Value Added CVSS V2 (AV:N/AC:L/Au:N/C:P/I:P/A:P) Added CVSS V3 AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H Changed Reference Type http://www.talosintelligence.com/reports/TALOS-2016-0034/ No Types Assigned http://www.talosintelligence.com/reports/TALOS-2016-0034/ Third Party Advisory, VDB Entry, Technical Description, Exploit Added CWE CWE-119 Added CPE Configuration OR *cpe:2.3:a:ruby-lang:ruby:2.2.2:*:*:*:*:*:*:* *cpe:2.3:a:ruby-lang:ruby:2.3.0:*:*:*:*:*:*:*
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2016-2339 is
associated with the following CWEs:
Common Attack Pattern Enumeration and Classification (CAPEC)
Common Attack Pattern Enumeration and Classification
(CAPEC)
stores attack patterns, which are descriptions of the common attributes and
approaches employed by adversaries to exploit the CVE-2016-2339
weaknesses.
Exploit Prediction
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days.
1.05 }} 0.00%
score
0.81737
percentile