Privilege escalation in Microsoft Windows 10
CVE-2018-0821
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".
Vulnerability class: Privilege Escalation
Published · last modified .
CVSS v3 metric
CVSS v3 base score 7.0 (High). Vector: CVSS:3.0/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.023 (82.7th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 83rd percentile — 82.7% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.023 · newest: 0.023 · change: 0.000
Affected products
- Microsoft Windows 10 — versions 1511, 1607, 1703
- Microsoft Windows Server 2016 — versions 1709
- Microsoft Corporation Appcontainer — versions Windows 10 Gold, 1511, 1607, 1703 and 1709, Windows Server 2016 and Windows Server, version 1709
Weakness classification (CWE)
Public proof-of-concept exploits
References
- www.securitytracker.com/id/1040379 (VDB Entry, Third Party Advisory, vdb-entry)
- www.exploit-db.com/exploits/44149/ (Exploit, VDB Entry, Third Party Advisory, exploit)
- www.securityfocus.com/bid/102939 (VDB Entry, Third Party Advisory, vdb-entry)
- portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-0821 (Patch, Vendor Advisory)
Frequently asked questions
- What is CVE-2018-0821?
- CVE-2018-0821 is a high-severity vulnerability in Microsoft Windows 10, classified under Improper Privilege Management. CVSS score: 7.0/10. Published 2018-02-15.
- How severe is CVE-2018-0821?
- High severity. CVSS v3 base score is 7.0 out of 10.
- Is CVE-2018-0821 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.