7.4
CWE
79 444
Advisory Published
CVE Published
Updated

CVE-2020-8201: XSS

First published: Tue Sep 15 2020(Updated: )

A flaw was found in Node.js, where affected Node.js versions converted carriage returns in HTTP request headers to a hyphen before parsing. This flaw leads to HTTP Request Smuggling as it is a non-standard interpretation of the header. The highest threat from this vulnerability is to confidentiality and integrity.

Credit: support@hackerone.com

Affected SoftwareAffected VersionHow to fix
Nodejs Node.js>=12.0.0<12.18.4
Nodejs Node.js>=14.0.0<14.11.0
openSUSE Leap=15.2
Fedoraproject Fedora=33
redhat/rh-nodejs12-nodejs<0:12.18.4-3.el7
0:12.18.4-3.el7

Never miss a vulnerability like this again

Sign up to SecAlerts for real-time vulnerability data matched to your software, aggregated from hundreds of sources.

Parent vulnerabilities

(Appears in the following advisories)

Frequently Asked Questions

  • What is CVE-2020-8201?

    CVE-2020-8201 is a vulnerability in Node.js that allows for HTTP request smuggling due to CR-to-Hyphen conversion.

  • How can Node.js be exploited using CVE-2020-8201?

    Node.js < 12.18.4 and < 14.11 can be exploited to perform HTTP desync attacks and deliver malicious payloads.

  • What are the potential attacks that can be performed using CVE-2020-8201?

    CVE-2020-8201 can be used to hijack user sessions, poison cookies, perform clickjacking, and more.

  • Which versions of Node.js are affected by CVE-2020-8201?

    Node.js versions < 12.18.4 and < 14.11 are affected by CVE-2020-8201.

  • What is the severity of CVE-2020-8201?

    CVE-2020-8201 has a severity rating of 7.4 (high).

Contact

SecAlerts Pty Ltd.
132 Wickham Terrace
Fortitude Valley,
QLD 4006, Australia
info@secalerts.co
By using SecAlerts services, you agree to our services end-user license agreement. This website is safeguarded by reCAPTCHA and governed by the Google Privacy Policy and Terms of Service. All names, logos, and brands of products are owned by their respective owners, and any usage of these names, logos, and brands for identification purposes only does not imply endorsement. If you possess any content that requires removal, please get in touch with us.
© 2024 SecAlerts Pty Ltd.
ABN: 70 645 966 203, ACN: 645 966 203