Dubbo
CVE-2021-30180
CRITICAL
Severity by source
AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Primary rating from NVD · only source for this CVE.
CVSS VectorNVD
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Lifecycle Timeline
1Blast Radius
ecosystem impact- 18 maven packages depend on org.apache.dubbo:dubbo (16 direct, 2 indirect)
Ecosystem-wide dependent count for version 2.7.0.
DescriptionNVD
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.
AnalysisAI
Apache Dubbo prior to 2.7.9 support Tag routing which will enable a customer to route the request to the right server. Rated critical severity (CVSS 9.8), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.
Technical ContextAI
This vulnerability is classified as HTTP Request/Response Smuggling (CWE-444), which allows attackers to manipulate HTTP request interpretation between frontend and backend servers. 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. Affected products include: Apache Dubbo. Version information: prior to 2.7.9.
RemediationAI
No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Enforce strict HTTP parsing, normalize requests at proxy layer, use HTTP/2 end-to-end, reject ambiguous headers.
Deserialization of Untrusted Data vulnerability in Apache Dubbo.This issue only affects Apache Dubbo 3.1.5. Rated critic
A deserialization vulnerability existed when decode a malicious package.1.0 through 3.1.10, from 3.2.0 through 3.2.4. Ra
A deserialization vulnerability existed when dubbo generic invoke, which could lead to malicious code execution.7.x vers
A deserialization vulnerability existed in dubbo hessian-lite 3.2.12 and its earlier versions, which could lead to malic
The Dubbo Provider will check the incoming request and the corresponding serialization type of this request meet the con
Some component in Dubbo will try to print the formated string of the input arguments, which will possibly cause RCE for
In Apache Dubbo, users may choose to use the Hessian protocol. Rated critical severity (CVSS 9.8), this vulnerability is
Apache Dubbo prior to 2.6.9 and 2.7.9 supports Script routing which will enable a customer to route the request to the r
Apache Dubbo prior to 2.6.9 and 2.7.9 by default supports generic calls to arbitrary methods exposed by provider interfa
Each Apache Dubbo server will set a serialization id to tell the clients which serialization protocol it is working on.
This vulnerability can affect all Dubbo users stay on version 2.7.6 or lower. Rated critical severity (CVSS 9.8), this v
Apache Dubbo supports various rules to support configuration override or traffic routing (called routing in Dubbo). Rate
Same weakness CWE-444 – HTTP Request/Response Smuggling
View allSame technique Request Smuggling
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External POC / Exploit Code
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