Vulnerability identifier: #VU54824

Vulnerability risk: Medium

CVSSv3.1: 7.8 [CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:H/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2021-31984

CWE-ID: CWE-94

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
Power BI Report Server
Server applications / Other server solutions

Vendor: Microsoft

Description

The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The vulnerability exists due to improper input validation in Power BI. A remote authenticated attacker can use a specially crafted visual and execute arbitrary code on the target system.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

Power BI Report Server: All versions

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External links
http://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-31984

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Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote authenticated user via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.