CVE-2017-11465
Ruby Parser UTF-8 Denial of Service and Security Bypass Vulnerability
Description
The parser_yyerror function in the UTF-8 parser in Ruby 2.4.1 allows attackers to cause a denial of service (invalid write or read) or possibly have unspecified other impact via a crafted Ruby script, related to the parser_tokadd_utf8 function in parse.y. NOTE: this might have security relevance as a bypass of a $SAFE protection mechanism.
INFO
Published Date :
July 19, 2017, 9:29 p.m.
Last Modified :
July 25, 2017, 6:15 p.m.
Source :
[email protected]
Remotely Exploitable :
Yes !
Impact Score :
5.9
Exploitability Score :
3.9
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-2017-11465.
| URL | Resource |
|---|---|
| https://bugs.ruby-lang.org/issues/13742 | Issue Tracking Patch Vendor Advisory |
| https://bugs.ruby-lang.org/projects/ruby-trunk/repository/revisions/59344 | Issue Tracking Patch Vendor Advisory |
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).
Results are limited to the first 15 repositories due to potential performance issues.
The following list is the news that have been mention
CVE-2017-11465 vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2017-11465 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 -
Initial Analysis by [email protected]
Jul. 25, 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 https://bugs.ruby-lang.org/issues/13742 No Types Assigned https://bugs.ruby-lang.org/issues/13742 Issue Tracking, Patch, Vendor Advisory Changed Reference Type https://bugs.ruby-lang.org/projects/ruby-trunk/repository/revisions/59344 No Types Assigned https://bugs.ruby-lang.org/projects/ruby-trunk/repository/revisions/59344 Issue Tracking, Patch, Vendor Advisory Added CWE CWE-125 Added CWE CWE-787 Added CPE Configuration OR *cpe:2.3:a:ruby-lang:ruby:2.4.1:*:*:*:*:*:*:*
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2017-11465 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-2017-11465
weaknesses.
Exploit Prediction
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days.
0.19 }} 0.02%
score
0.56664
percentile