cbcvebase.
CVE-2021-40464
published 2021-10-13

CVE-2021-40464: Windows Nearby Sharing Elevation of Privilege Vulnerability

PriorityP339high8CVSS 3.1
AVAACLPRLUINSUCHIHAH
EPSS
0.54%
41.7th percentile
Windows Nearby Sharing Elevation of Privilege Vulnerability

Affected

27 ranges· showing 25
VendorProductVersion rangeFixed in
microsoftwindows_10
microsoftwindows_10
microsoftwindows_10
microsoftwindows_10
microsoftwindows_10
microsoftwindows_10_version_1809>= 10.0.0 < 10.0.17763.223710.0.17763.2237
microsoftwindows_10_version_1909>= 10.0.0 < 10.0.18363.185410.0.18363.1854
microsoftwindows_10_version_2004>= 10.0.0 < 10.0.19041.128810.0.19041.1288
microsoftwindows_10_version_20h2>= 10.0.0 < 10.0.19042.128810.0.19042.1288
microsoftwindows_10_version_21h1>= 10.0.0 < 10.0.19043.128810.0.19043.1288
microsoftwindows_11_version_21h2>= 10.0.0 < 10.0.22000.25810.0.22000.258
microsoftwindows_server
microsoftwindows_server_2016
microsoftwindows_server_2019>= 10.0.0 < 10.0.17763.223710.0.17763.2237
microsoftwindows_server_2022>= 10.0.0 < 10.0.20348.28810.0.20348.288
microsoftwindows_server_version_2004>= 10.0.0 < 10.0.19041.128810.0.19041.1288
microsoftwindows_server_version_20h2>= 10.0.0 < 10.0.19042.128810.0.19042.1288
msrcwindows_10_version_1809
msrcwindows_10_version_1909
msrcwindows_10_version_2004
msrcwindows_10_version_20h2
msrcwindows_10_version_21h1
msrcwindows_11_version_21h2
msrcwindows_server_2019
msrcwindows_server_2022

CVSS provenance

nvdv3.18.0HIGHCVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
nvdv2.05.2MEDIUMAV:A/AC:L/Au:S/C:P/I:P/A:P
vendor_msrc8.0HIGH
Stop checking back — get the weekly exploitation signal.

Every Monday: what got weaponized or added to CISA KEV in the last seven days — each CVE cross-linked to its PoC, Nuclei template, and detection rule. Free, one email a week, unsubscribe in one click.