Unprotected input value toString cause RCE
CVE-2021-36161

9.8CRITICAL

Key Information:

Vendor

Apache
Status
Apache Dubbo
Vendor
CVE Published:
9 September 2021

What is CVE-2021-36161?

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

Affected Version(s)

Apache Dubbo Apache Dubbo 2.7.x <= 2.7.12

References

https://lists.apache.org/thread.html/r40212261fd5d638074b...
x_refsource_MISC

CVSS V3.1

Score:
9.8
Severity:
CRITICAL
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

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CVE-2021-36161 : Unprotected input value toString cause RCE