Forum Discussion
CayetanoFrai
Jun 02, 2022Copper Contributor
Vulnerability in email validation processes, by Microsoft.
I guess I have detected a security breach in yourprocessof file análisis.
Whensomeonesends an email toan Azure or Office 365 email account, this email is validated by a computer whichan alyzesif there are attached files and ifthey can be malicious.
The computerinchargeofvalidatingtheattachments,putthe files inmemoryto revise theprocesses and in thatmoment a malicious program couldtake control ofthe Microsoft computer where thevalidation is being performed.
An Attacker can send an email to the client which includes a link to “Mega.io”. This link includes a monitoring program for computers and opens an inverse shell. In the computer to validation Microsoft.
Does anyone know something?. Or you can help, to report.
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