Auth bypass in Microsoft Edge
CVE-2019-0566
An elevation of privilege vulnerability exists in Microsoft Edge Browser Broker COM object, aka "Microsoft Edge Elevation of Privilege Vulnerability." This affects Microsoft Edge.
Vulnerability class: Broken Access Control
EPSS: 0.186 (96.9th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 8.8 (High). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H.
Affected products
- Microsoft Edge
- Microsoft Edge — versions Windows 10 for 32-bit Systems, Windows 10 for x64-based Systems, Windows 10 Version 1607 for 32-bit Systems
- Microsoft Windows_10 — versions 1607, 1703, 1709
- Microsoft Windows_server_2016
- Microsoft Windows_server_2019
Weakness classification (CWE)
Public proof-of-concept exploits
References
- secure@microsoft.com (VDB Entry, Third Party Advisory, vdb-entry, x_refsource_BID)
- secure@microsoft.com (Exploit, VDB Entry, Third Party Advisory, exploit, x_refsource_EXPLOIT-DB)
- secure@microsoft.com (x_refsource_CONFIRM, Patch, Vendor Advisory)
Frequently asked questions
- What is CVE-2019-0566?
- CVE-2019-0566 is a high-severity vulnerability in Microsoft Edge, classified under Missing Authorization. CVSS score: 8.8/10. Published 2019-01-08.
- How severe is CVE-2019-0566?
- High severity. CVSS v3 base score is 8.8 out of 10.
- Is CVE-2019-0566 known to be exploited?
- 2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.