CVE-2021-27056

Microsoft PowerPoint Remote Code Execution Vulnerability

Description

Microsoft PowerPoint Remote Code Execution Vulnerability

7.8

CVSS

Severity: High

CVSS 3.1 •

CVSS 2.0 •

EPSS 11.23% Top 10%

Vendor Advisory microsoft.com

Affected: Microsoft Microsoft Office 2019

Affected: Microsoft Microsoft 365 Apps for Enterprise

Affected: Microsoft Microsoft PowerPoint 2013 Service Pack 1

Affected: Microsoft Microsoft PowerPoint 2016

Affected: Microsoft Microsoft PowerPoint 2010 Service Pack 2

References

Link	Tags
https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-27056	patch vendor advisory
https://www.zerodayinitiative.com/advisories/ZDI-21-333/	vdb entry third party advisory

Frequently Asked Questions

What is the severity of CVE-2021-27056?: CVE-2021-27056 has been scored as a high severity vulnerability.
How to fix CVE-2021-27056?: To fix CVE-2021-27056, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2021-27056 being actively exploited in the wild?: It is possible that CVE-2021-27056 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~11% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2021-27056?: CVE-2021-27056 affects Microsoft Microsoft Office 2019, Microsoft Microsoft 365 Apps for Enterprise, Microsoft Microsoft PowerPoint 2013 Service Pack 1, Microsoft Microsoft PowerPoint 2016, Microsoft Microsoft PowerPoint 2010 Service Pack 2.

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