CVE-2020-1947: Apache ShardingSphere(incubator) deserialization vulnerability
Severity: low Vendor: The Apache Software Foundation Versions Affected: ShardingSphere 4.0.0-RC3, 4.0.0 Description: Apache ShardingSphere's web console uses the SnakeYAML library for parsing YAML inputs to load datasource configuration. SnakeYAML allows to unmarshal data to a Java type By using the YAML tag. Unmarshalling untrusted data can lead to security flaws of RCE. Mitigation: 4.0.0-RC3 and 4.0.0 users should upgrade to 4.0.1 Example: An attacker can use untrusted data to fill in the DataSource Config after login the sharding-ui. Credit: This issue was discovered by WuXiong of QI`ANXIN YUNYING Labs. References: https://shardingsphere.apache.org/community/en/security/ Chen QingYang Apache ShardingSphere
