Auth bypass in Microsoft Windows 10
CVE-2019-0552
An elevation of privilege exists in Windows COM Desktop Broker, aka "Windows COM Elevation of Privilege Vulnerability." This affects Windows Server 2012 R2, Windows RT 8.1, Windows Server 2019, Windows Server 2016, Windows 8.1, Windows 10, Windows 10 Servers.
Vulnerability class: Broken Access Control
Published · last modified .
CVSS v3 metric
CVSS v3 base score 8.8 (High). Vector: CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.025 (84.7th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 85th percentile — 84.7% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.025 · newest: 0.025 · change: 0.000
Affected products
- Microsoft Windows 10 — versions 32-bit Systems, Version 1607 for 32-bit Systems, Version 1607 for x64-based Systems
- Microsoft Windows 10 — versions 1607, 1703, 1709
- Microsoft Windows 10 Servers — versions version 1709 (Server Core Installation), version 1803 (Server Core Installation)
- Microsoft Windows 8.1 — versions 32-bit systems, x64-based systems
- Microsoft Windows 8.1
- Microsoft Windows Rt 8.1 — versions Windows RT 8.1
- Microsoft Windows Rt 8.1
- Microsoft Windows Server 2012 — versions r2
- Microsoft Windows Server 2012 R2 — versions (Server Core installation)
- Microsoft Windows Server 2016 — versions (Server Core installation)
Weakness classification (CWE)
Public proof-of-concept exploits
References
- www.exploit-db.com/exploits/46162/ (Exploit, Third Party Advisory, exploit)
- www.securityfocus.com/bid/106407 (VDB Entry, Third Party Advisory, vdb-entry)
- portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2019-0552 (Patch, Vendor Advisory)
Frequently asked questions
- What is CVE-2019-0552?
- CVE-2019-0552 is a high-severity vulnerability in Microsoft Windows 10, classified under Incorrect Authorization. CVSS score: 8.8/10. Published 2019-01-08.
- How severe is CVE-2019-0552?
- High severity. CVSS v3 base score is 8.8 out of 10.
- Is CVE-2019-0552 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.