CVE-2020-1021CWE-362

CVE-2020-1021

High · published May 22, 2020

CVSS v3.1
7.8
EPSS
1%
Percentile
60.7
In the wild
Unconfirmed
What it is

An elevation of privilege vulnerability exists in Windows Error Reporting (WER) when WER handles and executes files. The vulnerability could allow elevation of privilege if an attacker can successfully exploit it.

An attacker who successfully exploited the vulnerability could gain greater access to sensitive information and system functionality. To exploit the vulnerability, an attacker could run a specially crafted application.

The security update addresses the vulnerability by correcting the way that WER handles and executes files.

The record
Technical detail
CVSS v3.1
7.8 · HIGH
Vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
CVSS v4.0
Not supplied
EPSS
0.00946 · 60.7th percentile
Weakness
CWE-362 · Concurrent Execution using Shared Resource with Improper Synchronization ('Race Condition')
Published
2020-05-22T03:15Z
Affected products (11)
ProductVersionsFixed in
microsoft/windows_10all versions—
microsoft/windows_10all versions—
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_2016all versions—
microsoft/windows_server_2019all versions—
References (3)
EPSS history
Timeline
  • 21 MAY 22:52Z
    An elevation of privilege vulnerability exists in Windows Error Reporting (WER) when WER handles and executes files, aka 'Windows Error Reporting Elevation of…
    cvelistv5