CVE-2018-0821

Name: CVE-2018-0821
Creator: NVD / NIST
Published: 2018-02-15T02:29:01.857+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

UnknownEPSS 2.34%

Last modified Jun 17, 2026

CVE-2018-0821 is a vulnerability of currently unknown severity. AppContainer in Windows 10 Gold, 1511, 1607, 1703 and 1709, Windows Server 2016 and Windows Server, version 1709 allows an elevation of privilege vulnerability due to the way constrained impersonations are handled, aka "Windows AppContainer Elevation Of Privilege Vulnerability".. EPSS estimates a 2.34% chance of exploitation in the next 30 days.

Description

AppContainer in Windows 10 Gold, 1511, 1607, 1703 and 1709, Windows Server 2016 and Windows Server, version 1709 allows an elevation of privilege vulnerability due to the way constrained impersonations are handled, aka "Windows AppContainer Elevation Of Privilege Vulnerability".

Metrics

EPSS Probability

2.34%

81.5th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-269

Affected Software

Vendor	Product	Versions
Microsoft	Windows 10	All versions
Microsoft	Windows 10	1511
Microsoft	Windows 10	1607
Microsoft	Windows 10	1703
Microsoft	Windows 10	1709
Microsoft	Windows Server 2016	All versions
Microsoft	Windows Server 2016	1709

References

http://www.securityfocus.com/bid/102939Third Party Advisory, VDB Entry
http://www.securitytracker.com/id/1040379Third Party Advisory, VDB Entry
https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-0821Patch, Vendor Advisory
https://www.exploit-db.com/exploits/44149/Exploit, Third Party Advisory, VDB Entry
http://www.securityfocus.com/bid/102939Third Party Advisory, VDB Entry
http://www.securitytracker.com/id/1040379Third Party Advisory, VDB Entry
https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-0821Patch, Vendor Advisory
https://www.exploit-db.com/exploits/44149/Exploit, Third Party Advisory, VDB Entry

Timeline

Published: Feb 15, 2018
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2018-0821?

How severe is CVE-2018-0821?

Severity scoring for CVE-2018-0821 is pending analysis. The EPSS model estimates a 2.34% probability of exploitation in the next 30 days.

How do I fix CVE-2018-0821?

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-2018-0821?

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

Scan your code now

Source: NVD / NIST