CVE-2020-16957

Microsoft Office Access Connectivity Engine Remote Code Execution Vulnerability

Description

A remote code execution vulnerability exists when the Microsoft Office Access Connectivity Engine improperly handles objects in memory. An attacker who successfully exploited this vulnerability could execute arbitrary code on a victim system. An attacker could exploit this vulnerability by enticing a victim to open a specially crafted file. The update addresses the vulnerability by correcting the way the Microsoft Office Access Connectivity Engine handles objects in memory.

7.8

CVSS

Severity: High

CVSS 3.1 •

CVSS 2.0 •

EPSS 6.05% Top 10%

Vendor Advisory microsoft.com

Affected: Microsoft Microsoft Office 2019

Affected: Microsoft Microsoft 365 Apps for Enterprise

References

Link	Tags
https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-16957	patch vendor advisory

Frequently Asked Questions

What is the severity of CVE-2020-16957?: CVE-2020-16957 has been scored as a high severity vulnerability.
How to fix CVE-2020-16957?: To fix CVE-2020-16957, 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-2020-16957 being actively exploited in the wild?: It is possible that CVE-2020-16957 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~6% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2020-16957?: CVE-2020-16957 affects Microsoft Microsoft Office 2019, Microsoft Microsoft 365 Apps for Enterprise.

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