7.5
HIGH CVSS 3.0
CVE-2017-16098
Apache Charset Regular Expression Denial of Service (ReDoS)
Description

charset 1.0.0 and below are vulnerable to regular expression denial of service. Input of around 50k characters is required for a slow down of around 2 seconds. Unless node was compiled using the -DHTTP_MAX_HEADER_SIZE= option the default header max length is 80kb, so the impact of the ReDoS is relatively low.

INFO

Published Date :

June 7, 2018, 2:29 a.m.

Last Modified :

Nov. 21, 2024, 3:15 a.m.

Remotely Exploit :

Yes !
Affected Products

The following products are affected by CVE-2017-16098 vulnerability. Even if cvefeed.io is aware of the exact versions of the products that are affected, the information is not represented in the table below.

ID Vendor Product Action
1 Charset_project charset
CVSS Scores
The Common Vulnerability Scoring System is a standardized framework for assessing the severity of vulnerabilities in software and systems. We collect and displays CVSS scores from various sources for each CVE.
Score Version Severity Vector Exploitability Score Impact Score Source
CVSS 2.0 MEDIUM [email protected]
CVSS 3.0 HIGH [email protected]
Public PoC/Exploit Available at Github

CVE-2017-16098 has a 2 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-2017-16098.

URL Resource
https://github.com/node-modules/charset/issues/10 Exploit Third Party Advisory
https://nodesecurity.io/advisories/524 Third Party Advisory
https://github.com/node-modules/charset/issues/10 Exploit Third Party Advisory
https://nodesecurity.io/advisories/524 Third Party Advisory
CWE - Common Weakness Enumeration

While CVE identifies specific instances of vulnerabilities, CWE categorizes the common flaws or weaknesses that can lead to vulnerabilities. CVE-2017-16098 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-2017-16098 weaknesses.

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).

List of RegEx DoS (ReDoS) CVEs and resources

security awesome redos regex dos regex-dos pentesting awesome-list regex-security

Updated: 6 months, 2 weeks ago
27 stars 3 fork 3 watcher
Born at : June 10, 2021, 1:57 a.m. This repo has been linked 76 different CVEs too.

None

JavaScript

Updated: 4 years, 8 months ago
0 stars 0 fork 0 watcher
Born at : Nov. 30, 2020, 2:52 p.m. This repo has been linked 1 different CVEs too.

Results are limited to the first 15 repositories due to potential performance issues.

The following list is the news that have been mention CVE-2017-16098 vulnerability anywhere in the article.

The following table lists the changes that have been made to the CVE-2017-16098 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 af854a3a-2127-422b-91ae-364da2661108

    Nov. 21, 2024

    Action Type Old Value New Value
    Added Reference https://github.com/node-modules/charset/issues/10
    Added Reference https://nodesecurity.io/advisories/524
  • CVE Modified by [email protected]

    May. 14, 2024

    Action Type Old Value New Value
  • CVE Modified by [email protected]

    Oct. 09, 2019

    Action Type Old Value New Value
    Added CWE HackerOne CWE-400
  • Initial Analysis by [email protected]

    Jul. 31, 2018

    Action Type Old Value New Value
    Added CVSS V2 (AV:N/AC:L/Au:N/C:N/I:N/A:P)
    Added CVSS V3 AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
    Changed Reference Type https://nodesecurity.io/advisories/524 No Types Assigned https://nodesecurity.io/advisories/524 Third Party Advisory
    Changed Reference Type https://github.com/node-modules/charset/issues/10 No Types Assigned https://github.com/node-modules/charset/issues/10 Exploit, Third Party Advisory
    Added CWE CWE-400
    Added CPE Configuration OR *cpe:2.3:a:charset_project:charset:*:*:*:*:*:node.js:*:* versions up to (excluding) 1.0.1
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days. Following chart shows the EPSS score history of the vulnerability.
Vulnerability Scoring Details
Base CVSS Score: 7.5
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality Impact
Integrity Impact
Availability Impact
Base CVSS Score: 5
Access Vector
Access Complexity
Authentication
Confidentiality Impact
Integrity Impact
Availability Impact
Exploit Prediction

EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days.

0.33 }} -0.31%

score

0.52639

percentile