SealPaPaPa / SpringCloudFunction-Research

CVE-2022-22963 research

SpringCloudFunction-Research

CVE-2022-22963 research

環境

• vulfocus/spring-cloud-function-rce:latest

成因

• Request Header 中 spring.cloud.function.routing-expression 參數解析問題，造成注入Payload攻擊。

Reference

• https://hosch3n.github.io/2022/03/26/SpringCloudFunction%E6%BC%8F%E6%B4%9E%E5%88%86%E6%9E%90/
• https://www.kitploit.com/2022/03/spring-spel-0day-poc-spring-cloud.html
• spring-cloud-function