CVE-2021-36161

Unprotected input value toString cause RCE

Description

Some component in Dubbo will try to print the formated string of the input arguments, which will possibly cause RCE for a maliciously customized bean with special toString method. In the latest version, we fix the toString call in timeout, cache and some other places. Fixed in Apache Dubbo 2.7.13

Category

9.8
CVSS
Severity: Critical
CVSS 3.1 •
CVSS 2.0 •
EPSS 3.51% 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/r40212261fd5d638074b65f22ac73eebe93ace310c79d4cfcca4863da%40%3Cdev.dubbo.apache.org%3E mailing list vendor advisory

Frequently Asked Questions

What is the severity of CVE-2021-36161?
CVE-2021-36161 has been scored as a critical severity vulnerability.
How to fix CVE-2021-36161?
To fix CVE-2021-36161, 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-2021-36161 being actively exploited in the wild?
It is possible that CVE-2021-36161 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~4% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2021-36161?
CVE-2021-36161 affects Apache Software Foundation Apache Dubbo.
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