安全研究
CVE-2025-52287 WSUS 反序列化 RCE：SimpleAuth 认证 Cookie 链的四阶段利用
Thinking
2025-04-15
3 分钟阅读
研究档案
#漏洞分析#代码审计#网络攻击#横向移动
WSUS 把 SimpleAuth 插件的认证 Cookie 当作『已验证信任』，但生成 Cookie 的链路上没有强制反序列化保护——攻击者通过 4 阶段攻击（先获取会话 ID、拿认证 Cookie、用 Cookie 触发 SimpleAuth、注入恶意 .NET 反序列化 payload）就能在补丁分发中心拿下 RCE。
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