CVE-2020-0730 - Improper Link Resolution Before File Access ('Link Following')

Severity

71%

Complexity

18%

Confidentiality

86%

An elevation of privilege vulnerability exists when the Windows User Profile Service (ProfSvc) improperly handles symlinks, aka 'Windows User Profile Service Elevation of Privilege Vulnerability'.

An elevation of privilege vulnerability exists when the Windows User Profile Service (ProfSvc) improperly handles symlinks, aka 'Windows User Profile Service Elevation of Privilege Vulnerability'.

CVSS 3.1 Base Score 7.1. CVSS Attack Vector: local. CVSS Attack Complexity: low. CVSS Vector: (CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:H).

CVSS 2.0 Base Score 3.6. CVSS Attack Vector: local. CVSS Attack Complexity: low. CVSS Vector: (AV:L/AC:L/Au:N/C:N/I:P/A:P).

Overview

Type

Microsoft Windows

First reported 5 years ago

2020-02-11 22:15:00

Last updated 5 years ago

2020-02-14 15:43:00

Affected Software

Microsoft Windows 10 1709

1709

Microsoft Windows 10 1803

1803

Microsoft Windows 10 1809

1809

Microsoft Windows 10 1909

1909

Microsoft Windows RT 8.1

Microsoft Windows Server 2008 Service Pack 2

Microsoft Windows Server 2012

Microsoft Windows Server 2016

Microsoft Windows Server 2016 1803

1803

Microsoft Windows Server 2016 1909

1909

Microsoft Windows Server 2019

References

https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-0730

Patch, Vendor Advisory

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