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GHSA-q897-9jxf-jg9r

Security check skip in Apache Dubbo

Source: GitHub Advisory Database (reviewed) Critical CVE-2021-37579

Packages

EcosystemPackageAffectedFixed in
Maven org.apache.dubbo:dubbo < 2.7.13 2.7.13
Maven org.apache.dubbo:dubbo >= 3.0.0, < 3.0.2 3.0.2

Details

As written in the advisory (Markdown source, shown as plain text).

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.

References

External links from the advisory. They lead to third-party sites.