May 2020: Microsoft Power BI Report Server Spoofing Vulnerability
CVE-2020-1173 Published on May 21, 2020
Microsoft Power BI Report Server Spoofing Vulnerability
A spoofing vulnerability exists in Microsoft Power BI Report Server in the way it validates the content-type of uploaded attachments. An authenticated attacker could exploit the vulnerability by uploading a specially crafted payload and sending it to the user.
The attacker who successfully exploited this vulnerability could then perform actions and run scripts in the security context of the user.
This security update addresses the vulnerability by ensuring Power BI Report Server properly validates content-type of the attachments when uploading and opening.
Products Associated with CVE-2020-1173
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Affected Versions
Microsoft Power BI Report Server:- Version 1.6.0 and below 1.6.7364.4075 is affected.
Exploit Probability
EPSS (Exploit Prediction Scoring System) scores estimate the probability that a vulnerability will be exploited in the wild within the next 30 days. The percentile shows you how this score compares to all other vulnerabilities.