high
7.5
CWE
20
Advisory Published
CVE Published
Updated

CVE-2020-7662: Input Validation

First published: Tue Jun 02 2020(Updated: )

Faye websocket-extensions npm module is vulnerable to a denial of service, caused by improper input validation by the Sec-WebSocket-Extensions header. By using a specially-crafted value in the Sec-WebSocket-Extensions header, a remote attacker could exploit this vulnerability to cause a denial of service condition.

Credit: report@snyk.io

Affected SoftwareAffected VersionHow to fix
redhat/servicemesh-grafana<0:6.2.2-38.el8
0:6.2.2-38.el8
redhat/servicemesh-grafana<0:6.4.3-11.el8
0:6.4.3-11.el8
Websocket-extensions Project Websocket-extensions<0.1.4
redhat/npmjs-websocket-extensions<0.1.4
0.1.4
<=10.0

Remedy

https://github.com/faye/websocket-extensions-node/commit/29496f6838bfadfe5a2f85dff33ed0ba33873237

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.

Read MoreStart Free Trial

Reference Links

Parent vulnerabilities

(Appears in the following advisories)

Frequently Asked Questions

  • What is CVE-2020-7662?

    CVE-2020-7662 is a vulnerability in the websocket-extensions npm module that allows Denial of Service (DoS) via Regex Backtracking.

  • How can the websocket-extensions npm module be exploited?

    The vulnerability in websocket-extensions npm module can be exploited by sending a header with an unclosed string parameter value containing a repeating two-byte sequence of a backslash and another character.

  • What is the severity of CVE-2020-7662?

    CVE-2020-7662 has a severity rating of 7.5 (high).

  • How do I fix the websocket-extensions npm module vulnerability (CVE-2020-7662)?

    To fix the vulnerability, update the websocket-extensions npm module to version 0.1.4 or later.

  • Where can I find more information about CVE-2020-7662?

    You can find more information about CVE-2020-7662 in the following references: [Reference 1](https://github.com/faye/websocket-extensions-node/security/advisories/GHSA-g78m-2chm-r7qv), [Reference 2](https://github.com/faye/websocket-extensions-node/commit/29496f6838bfadfe5a2f85dff33ed0ba33873237), [Reference 3](https://access.redhat.com/errata/RHSA-2020:2796).

Company

Resources

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