What is CVE-2021-37579?

CVE-2021-37579 is a vulnerability that allows an attacker to bypass security checks in the Apache Dubbo Provider and perform a deserialization operation with native java.

What is the severity of CVE-2021-37579?

The severity of CVE-2021-37579 is critical with a CVSS score of 9.8.

Which software versions are affected by CVE-2021-37579?

CVE-2021-37579 affects Apache Dubbo versions between 2.7.0 and 2.7.13, as well as versions between 3.0.0 and 3.0.2.

How can an attacker exploit CVE-2021-37579?

An attacker can exploit CVE-2021-37579 by using an exception to bypass security checks in the Apache Dubbo Provider and perform a deserialization operation with native java.

Is there a fix for CVE-2021-37579?

At the moment, there is no official fix for CVE-2021-37579. It is recommended to update to a fixed version once it becomes available.

Vulnerability/
CVE-2021-37579

critical

9.8

CWE

502

9/9/2021

4/8/2024

CVE-2021-37579: Bypass deserialization checks in Apache Dubbo

First published: Thu Sep 09 2021(Updated: )

The Dubbo Provider will check the incoming request and the corresponding serialization type of this request meet the configuration set by the server. But there's an exception that the attacker can use to skip the security check (when enabled) and reaching a deserialization operation with native java serialization. Apache Dubbo 2.7.13, 3.0.2 fixed this issue by quickly fail when any unrecognized request was found.

Credit: security@apache.org

Affected Software	Affected Version	How to fix
Apache Dubbo	>=2.7.0<2.7.13
Apache Dubbo	>=3.0.0<3.0.2

Never miss a vulnerability like this again

Reference Links

https://lists.apache.org/thread.html/r898afa109cdbb4b79724308648ff0718152ebe1d3d6dfc7202d958bc%40%3Cdev.dubbo.apache.org%3E

Frequently Asked Questions

What is CVE-2021-37579?
CVE-2021-37579 is a vulnerability that allows an attacker to bypass security checks in the Apache Dubbo Provider and perform a deserialization operation with native java.
What is the severity of CVE-2021-37579?
The severity of CVE-2021-37579 is critical with a CVSS score of 9.8.
Which software versions are affected by CVE-2021-37579?
CVE-2021-37579 affects Apache Dubbo versions between 2.7.0 and 2.7.13, as well as versions between 3.0.0 and 3.0.2.
How can an attacker exploit CVE-2021-37579?
An attacker can exploit CVE-2021-37579 by using an exception to bypass security checks in the Apache Dubbo Provider and perform a deserialization operation with native java.
Is there a fix for CVE-2021-37579?
At the moment, there is no official fix for CVE-2021-37579. It is recommended to update to a fixed version once it becomes available.

collector/nvd-index
agent/type
agent/softwarecombine
collector/mitre-cve
source/MITRE
agent/last-modified-date
agent/weakness
agent/author
agent/severity
agent/references
agent/title
agent/tags
agent/description
agent/first-publish-date
agent/event
vendor/apache
canonical/apache dubbo
version/apache dubbo/2.7.0
version/apache dubbo/3.0.0

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.