CVE-2021-31961CWE-269privilege-escalation

CVE-2021-31961

Medium · published July 14, 2021

CVSS v3.1
6.1
EPSS
1%
Percentile
56.4
In the wild
Unconfirmed
What it is

Windows InstallService Elevation of Privilege Vulnerability

The record
Technical detail
CVSS v3.1
6.1 · MEDIUM
Vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:H
CVSS v4.0
Not supplied
EPSS
0.00808 · 56.4th percentile
Weakness
CWE-269 · Improper Privilege Management
Published
2021-07-14T22:15Z
Affected products (8)
ProductVersionsFixed in
microsoft/windows_10all versions—
microsoft/windows_10all versions—
microsoft/windows_10all versions—
microsoft/windows_10all versions—
microsoft/windows_10all versions—
microsoft/windows_server_2016all versions—
microsoft/windows_server_2016all versions—
microsoft/windows_server_2019all versions—
References (3)
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2021-31961 · [email protected]https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-31961 · af854a3a-2127-422b-91ae-364da2661108https://www.zerodayinitiative.com/advisories/ZDI-21-818/ · af854a3a-2127-422b-91ae-364da2661108
EPSS history
Timeline
  • 14 JUL 17:53Z
    Windows InstallService Elevation of Privilege Vulnerability
    cvelistv5