8.1high
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, 1…
Published 9 y ago · modified 4 mo ago · JSON
CVSS
8.1
v3.0 · NVD
CISA KEV
No
not known exploited
EPSS
7.2%
percentile 94%
Public exploits
0
none known
Summary
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".
Exploit prediction (EPSS)
7.18% probability of exploitation in the next 30 days, higher than 94% of all scored CVEs.
CVSS scores
| Assigned by | Version | Score | Vector |
|---|---|---|---|
| NVD | 3.0 | 8.1 | CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H |
| NVD | 2.0 | 5.1 | AV:N/AC:H/Au:N/C:P/I:P/A:P |
Affected products
- Microsoft Corporation 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.
Classification
- Weakness
- CWE-281 Improper Preservation of Permissions
References
- portal.msrc.microsoft.com /en-us/security-guidance/advisory/CVE-2017-8563 · x_refsource_CONFIRM, x_transferred
- securityfocus.com /bid/99402 · vdb-entry, x_refsource_BID, x_transferred
Sources
- CVE List: CVE-2017-8563
- NVD: CVE-2017-8563
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