CVE-2021-30180

Apache Dubbo RCE on customers via Condition route poisoning (Unsafe YAML unmarshaling)

Description

Apache Dubbo prior to 2.7.9 support Tag routing which will enable a customer to route the request to the right server. These rules are used by the customers when making a request in order to find the right endpoint. When parsing these YAML rules, Dubbo customers may enable calling arbitrary constructors.

Category

9.8
CVSS
Severity: Critical
CVSS 3.1 •
CVSS 2.0 •
EPSS 3.16% Top 15%
Vendor Advisory apache.org
Affected: Apache Software Foundation Apache Dubbo
Published at:
Updated at:

References

Link Tags
https://lists.apache.org/thread.html/raed526465e56204030ddf374b1959478a290e7511971d7aba2e9e39b%40%3Cdev.dubbo.apache.org%3E vendor advisory mailing list

Frequently Asked Questions

What is the severity of CVE-2021-30180?
CVE-2021-30180 has been scored as a critical severity vulnerability.
How to fix CVE-2021-30180?
To fix CVE-2021-30180, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2021-30180 being actively exploited in the wild?
It is possible that CVE-2021-30180 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~3% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2021-30180?
CVE-2021-30180 affects Apache Software Foundation Apache Dubbo.
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