4.9

CVE-2020-16940

Windows - User Profile Service Elevation of Privilege Vulnerability

<p>An elevation of privilege vulnerability exists when the Windows User Profile Service (ProfSvc) improperly handles junction points. An attacker who successfully exploited this vulnerability could delete files and folders in an elevated context.</p>
<p>To exploit this vulnerability, an attacker would first have to log on to the system. An attacker could then run a specially crafted application that could exploit the vulnerability and delete files or folders of their choosing.</p>
<p>The security update addresses the vulnerability by correcting how the Windows User Profile Service handles junction points.</p>
Daten sind bereitgestellt durch National Vulnerability Database (NVD)
Microsoft ≫ Windows 10 Version -
Microsoft ≫ Windows 10 Version 1607
Microsoft ≫ Windows 10 Version 1709
Microsoft ≫ Windows 10 Version 1803
Microsoft ≫ Windows 10 Version 1809
Microsoft ≫ Windows 10 Version 1903
Microsoft ≫ Windows 10 Version 1909
Microsoft ≫ Windows 10 Version 2004
Microsoft ≫ Windows 7 Version - Update sp1
Microsoft ≫ Windows 8.1 Version -
Microsoft ≫ Windows Rt 8.1 Version -
Microsoft ≫ Windows Server 2008 Version - Update sp2
Microsoft ≫ Windows Server 2008 Version r2 Update sp1 HwPlatform x64
Microsoft ≫ Windows Server 2016 Version 1903
Microsoft ≫ Windows Server 2016 Version 1909
Microsoft ≫ Windows Server 2016 Version 2004
Zu dieser CVE wurde keine Warnung gefunden.
EPSS Metriken
Typ Quelle Score Percentile
EPSS FIRST.org 1.55% 0.722
CVSS Metriken
Quelle Base Score Exploit Score Impact Score Vector String
NIST 4.9 3.9 6.9
AV:L/AC:L/Au:N/C:N/I:N/A:C
NIST 5.5 1.8 3.6
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Microsoft 7.8 1.8 5.9
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
CWE-269 Improper Privilege Management

The product does not properly assign, modify, track, or check privileges for an actor, creating an unintended sphere of control for that actor.

https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-16940
Patch
Vendor Advisory
https://www.zerodayinitiative.com/advisories/ZDI-20-1248/
Third Party Advisory