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MicrosoftMS:CVE-2021-34455

HistoryJul 13, 2021 - 7:00 a.m.

Windows File History Service Elevation of Privilege Vulnerability

2021-07-1307:00:00

Microsoft

msrc.microsoft.com

windows

file history

service

elevation

privilege

vulnerability

microsoft

CVSS2

4.6

Attack Vector

LOCAL

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

AV:L/AC:L/Au:N/C:P/I:P/A:P

CVSS3

7.8

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

AI Score

7.8

Confidence

High

EPSS

Percentile

9.5%

JSON

Affected configurations

Vulners

Node

microsoftwindows_10_21h1Range<10.0.19043.1110arm64

microsoftwindows_10_20h2Range<10.0.19042.1110arm64

microsoftwindows_10_20h2Range<10.0.19042.1110

microsoftwindows_10_21h1Range<10.0.19043.1110x64

microsoftwindows_10_1909Range<10.0.18363.1679

microsoftwindows_10_20h2Range<10.0.19042.1110x64

microsoftwindows_server_2004Range<10.0.19041.1110

microsoftwindows_10_21h1Range<10.0.19043.1110

microsoftwindows_server_2012Range<6.3.9600.20069r2

microsoftwindows_server_2012Range<6.2.9200.23409

microsoftwindows_rt_8.1Range<6.3.9600.20069

microsoftwindows_8.1Range<6.3.9600.20069x64

microsoftwindows_8.1Range<6.3.9600.20069

microsoftwindows_server_2016Range<10.0.14393.4530

microsoftwindows_10_1607Range<10.0.14393.4530x64

microsoftwindows_10_2004Range<10.0.19041.1110

microsoftwindows_10_1909Range<10.0.18363.1679

microsoftwindows_10_1809Range<10.0.17763.2061arm64

microsoftwindows_server_2019Range<10.0.17763.2061

microsoftwindows_10_1809Range<10.0.17763.2061x64

microsoftwindows_10_1809Range<10.0.17763.2061

microsoftwindows_10_1607Range<10.0.14393.4530

microsoftwindows_10Range<10.0.10240.19003x64

microsoftwindows_10Range<10.0.10240.19003

microsoftwindows_server_20h2Range<10.0.19042.1110

VendorProductVersionCPE
microsoftwindows_10_21h1*cpe:2.3:o:microsoft:windows_10_21h1:*:*:*:*:*:*:arm64:*
microsoftwindows_10_20h2*cpe:2.3:o:microsoft:windows_10_20h2:*:*:*:*:*:*:arm64:*
microsoftwindows_10_20h2*cpe:2.3:o:microsoft:windows_10_20h2:*:*:*:*:*:*:*:*
microsoftwindows_10_21h1*cpe:2.3:o:microsoft:windows_10_21h1:*:*:*:*:*:*:x64:*
microsoftwindows_10_1909*cpe:2.3:o:microsoft:windows_10_1909:*:*:*:*:*:*:*:*
microsoftwindows_10_20h2*cpe:2.3:o:microsoft:windows_10_20h2:*:*:*:*:*:*:x64:*
microsoftwindows_server_2004*cpe:2.3:o:microsoft:windows_server_2004:*:*:*:*:*:*:*:*
microsoftwindows_10_21h1*cpe:2.3:o:microsoft:windows_10_21h1:*:*:*:*:*:*:*:*
microsoftwindows_server_2012*cpe:2.3:o:microsoft:windows_server_2012:*:r2:*:*:*:*:*:*
microsoftwindows_server_2012*cpe:2.3:o:microsoft:windows_server_2012:*:*:*:*:*:*:*:*

Vendor	Product	Version	CPE
microsoft	windows_10_21h1	*	cpe:2.3:o:microsoft:windows_10_21h1:::::::arm64:*
microsoft	windows_10_20h2	*	cpe:2.3:o:microsoft:windows_10_20h2:::::::arm64:*
microsoft	windows_10_20h2	*	cpe:2.3:o:microsoft:windows_10_20h2::::::::
microsoft	windows_10_21h1	*	cpe:2.3:o:microsoft:windows_10_21h1:::::::x64:*
microsoft	windows_10_1909	*	cpe:2.3:o:microsoft:windows_10_1909::::::::
microsoft	windows_10_20h2	*	cpe:2.3:o:microsoft:windows_10_20h2:::::::x64:*
microsoft	windows_server_2004	*	cpe:2.3:o:microsoft:windows_server_2004::::::::
microsoft	windows_10_21h1	*	cpe:2.3:o:microsoft:windows_10_21h1::::::::
microsoft	windows_server_2012	*	cpe:2.3:o:microsoft:windows_server_2012::r2::::::*
microsoft	windows_server_2012	*	cpe:2.3:o:microsoft:windows_server_2012::::::::