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CVE-2020-0776

HIGHCVSS 7.8/10EPSS 0.93%

Last modified

CVE-2020-0776 is a high-severity vulnerability rated 7.8/10 on the CVSS scale. An elevation of privilege vulnerability exists when the Windows AppX Deployment Server improperly handles file operations.To exploit this vulnerability, an attacker would first have to gain execution on the victim system, aka 'Windows Elevation of Privilege Vulnerability'. This CVE ID is unique from CVE-2020-0858.. EPSS estimates a 0.93% chance of exploitation in the next 30 days.

Description

An elevation of privilege vulnerability exists when the Windows AppX Deployment Server improperly handles file operations.To exploit this vulnerability, an attacker would first have to gain execution on the victim system, aka 'Windows Elevation of Privilege Vulnerability'. This CVE ID is unique from CVE-2020-0858.

Metrics

CVSS 3.1
7.8/10

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

EPSS Probability
0.93%

56.0th percentile

Probability of exploitation in the next 30 days. Learn more

Affected Software

VendorProductVersions
MicrosoftWindows 101607
MicrosoftWindows 101709
MicrosoftWindows 101803
MicrosoftWindows 101809
MicrosoftWindows 101903
MicrosoftWindows 101909
MicrosoftWindows Server 2016All versions
MicrosoftWindows Server 20161803
MicrosoftWindows Server 20161903
MicrosoftWindows Server 20161909
MicrosoftWindows Server 2019All versions

References

Timeline

Published
Last Modified
Status
Modified

Frequently Asked Questions

What is CVE-2020-0776?
An elevation of privilege vulnerability exists when the Windows AppX Deployment Server improperly handles file operations.To exploit this vulnerability, an attacker would first have to gain execution on the victim system, aka 'Windows Elevation of Privilege Vulnerability'. This CVE ID is unique from CVE-2020-0858.
How severe is CVE-2020-0776?
CVE-2020-0776 has a CVSS score of 7.8/10 (HIGH severity). The EPSS model estimates a 0.93% probability of exploitation in the next 30 days.
How do I fix CVE-2020-0776?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2020-0776?

Run a free Strix scan to check your systems for this vulnerability.

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Source: NVD / NIST