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Tag: Apache Dubbo

The 0xDABB of Doom: CVE-2021-25641

Introduction When I previously wrote the original Dubbo publication, we disclosed that issue as it was mitigated by the vendor. While the Dubbo “HTTP” protocol in that disclosure was trivially vulnerable to the most common Java deserialization attacks (as evidenced by the immediate cropping up of exploits for Dubbo as soon as a very broad

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Checkmarx Research: Apache Dubbo 2.7.3 – Unauthenticated RCE via Deserialization of Untrusted Data (CVE-2019-17564)

Executive Summary Having developed a high level of interest in serialization attacks in recent years, I’ve decided to put some effort into researching Apache Dubbo some months back. Dubbo, I’ve learned, deserializes many things in many ways, and whose usage world-wide has grown significantly after its adoption by the Apache Foundation. Figure 1 – Dubbo

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