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泛微OA /services%20/WorkflowServiceXml的反序列化调整

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WorkflowServiceXml的反序列化调整

这边放出EXP和 使用的class供大家研究以及更改获取属于自己的payload

对宽字节安全的EXP进行调整, 本地测得时候发现EXP会弹计算器, 这边decode之后把代码修复了下 漏洞分析参考链接:https://mp.weixin.qq.com/s/iTP9jBypsJEsSlAIaNOnhw

注:简单提一下,本质是某微引用了Xstream组件所以能被反序列化,具体该EXP使用的就是官方的POC 这边也附上 http://x-stream.github.io/CVE-2021-21350.html

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