CVE-2018-0821: microsoft corporation appcontainer Improper Privilege Management
Vulnerability summary
CVE-2018-0821 is a high (CVSS 7.0) Improper Privilege Management vulnerability in microsoft corporation appcontainer. EPSS estimates a 2.30% chance of exploitation in the next 30 days, higher than 83% of scored vulnerabilities. 1 public exploit is recorded.
Timeline
- 15-02-2018PublishedVulnerability first disclosed.
- 17-09-2024Last modifiedVulnerability information updated.
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".
CVSS metrics
2 scores · 1 source · 2 versionsEPSS trend
Probability
2.30%
Chance of exploitation in the next 30 days
Percentile
83%
Versus all other CVEs
30-day change
0.00 pp
From 2.30% on 18-09-2026
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
1 foundMicrosoft Windows - Constrained Impersonation Capability Privilege Escalation
Maturity: weaponized
Weaknesses
CWE · root causeAffected systems
Microsoft2 products
- windows_10na | 1511 | 1607 | 1703 | 1709
- windows_server_2016na | 1709
Microsoft corporation1 product
- appcontainerWindows 10 Gold, 1511, 1607, 1703 and 1709, Windows Server 2016 and Windows Server, version 1709
2 vendors · 3 products
References
4 links
portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-0821X Refsource CONFIRMPatchVendor Advisory