Vulnerability in Microsoft Windows 10
CVE-2017-8563
Microsoft Windows 7 SP1, Windows Server 2008 SP2 and R2 SP1, Windows 8.1 and Windows RT 8.1, Windows Server 2012 and R2, Windows 10 Gold, 1511, 1607, 1703, and Windows Server 2016 allows an elevation of privilege vulnerability due to Kerberos falling back to NT LAN Manager (NTLM) Authentication Protocol as the default authentication protocol, aka "Windows Elevation of Privilege Vulnerability".
EPSS: 0.072 (93.6th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 8.1 (High). Vector: CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H.
Affected products
- Microsoft Windows_10 — versions 1511, 1607, 1703
- Microsoft Windows_7
- Microsoft Windows_8.1
- Microsoft Windows_rt_8.1
- Microsoft Windows_server_2008 — versions r2
- Microsoft Windows_server_2012 — versions r2
- Microsoft Windows_server_2016
- Microsoft Corporation Windows 7 Sp1, Server 2008 Sp2 And R2 8.1 Rt 8.1, 2012 R2, 10 Gold, 1511, 1607, 1703, 2016. — versions Microsoft Windows
Weakness classification (CWE)
Public proof-of-concept exploits
References
- secure@microsoft.com (x_refsource_CONFIRM, Patch, Vendor Advisory)
- secure@microsoft.com (VDB Entry, Third Party Advisory, vdb-entry, x_refsource_BID)
Frequently asked questions
- What is CVE-2017-8563?
- CVE-2017-8563 is a high-severity vulnerability in Microsoft Windows 10, classified under Improper Preservation of Permissions. CVSS score: 8.1/10. Published 2017-07-11.
- How severe is CVE-2017-8563?
- High severity. CVSS v3 base score is 8.1 out of 10.
- Is CVE-2017-8563 known to be exploited?
- 4 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.