CVE-2020-16877
published 2020-10-16CVE-2020-16877: An elevation of privilege vulnerability exists when Microsoft Windows improperly handles reparse points. An attacker who successfully exploited this…
PriorityP429high7.1CVSS 3.1
AVLACLPRLUINSUCNIHAH
EPSS
0.96%
57.5th percentile
An elevation of privilege vulnerability exists when Microsoft Windows improperly handles reparse points. An attacker who successfully exploited this vulnerability could overwrite or delete a targeted file that would normally require elevated permissions.
To exploit this vulnerability, an attacker would first have to log on to the system. An attacker could then run a specially crafted application that could exploit the vulnerability and overwrite or delete files.
The security update addresses the vulnerability by correcting how Windows handles reparse points.
Affected
24 ranges
| Vendor | Product | Version range | Fixed in |
|---|---|---|---|
| microsoft | windows_10 | — | — |
| microsoft | windows_10 | — | — |
| microsoft | windows_10 | — | — |
| microsoft | windows_10_version_1903_for_32-bit_systems | >= 10.0.0 < publication | publication |
| microsoft | windows_10_version_1903_for_arm64-based_systems | >= 10.0.0 < publication | publication |
| microsoft | windows_10_version_1903_for_x64-based_systems | >= 10.0.0 < publication | publication |
| microsoft | windows_10_version_1909 | >= 10.0.0 < publication | publication |
| microsoft | windows_10_version_2004 | >= 10.0.0 < publication | publication |
| microsoft | windows_server_2016 | — | — |
| microsoft | windows_server_2016 | — | — |
| microsoft | windows_server_2016 | — | — |
| microsoft | windows_server_version_2004 | >= 10.0.0 < publication | publication |
| msrc | windows_10_version_1903_for_32-bit_systems | — | — |
| msrc | windows_10_version_1903_for_arm64-based_systems | — | — |
| msrc | windows_10_version_1903_for_x64-based_systems | — | — |
| msrc | windows_10_version_1909_for_32-bit_systems | — | — |
| msrc | windows_10_version_1909_for_arm64-based_systems | — | — |
| msrc | windows_10_version_1909_for_x64-based_systems | — | — |
| msrc | windows_10_version_2004_for_32-bit_systems | — | — |
| msrc | windows_10_version_2004_for_arm64-based_systems | — | — |
| msrc | windows_10_version_2004_for_x64-based_systems | — | — |
| msrc | windows_server_version_1903 | — | — |
| msrc | windows_server_version_1909 | — | — |
| msrc | windows_server_version_2004 | — | — |
CVSS provenance
nvdv3.17.1HIGHCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:H
nvdv2.03.6LOWAV:L/AC:L/Au:N/C:N/I:P/A:P
vendor_msrc7.1HIGH
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Microsoft
Windows Elevation of Privilege Vulnerability
vendor_msrc·2020-10-13·CVSS 7.1
CVE-2020-16877 [HIGH] Windows Elevation of Privilege Vulnerability
Windows Elevation of Privilege Vulnerability
Description: An elevation of privilege vulnerability exists when Microsoft Windows improperly handles reparse points. An attacker who successfully exploited this vulnerability could overwrite or delete a targeted file that would normally require elevated permissions.
To exploit this vulnerability, an attacker would first have to log on to the system. An attacker could then run a specially crafted application that could exploit the vulnerability and overwrite or delete files.
The security update addresses the vulnerability by correcting how Windows handles reparse points.
Microsoft Windows: Microsoft Windows
Issuing CNA: Microsoft
Impact: Elevation of Privilege
Exploit Status: Publicly Disclosed:No;Exploited:No;Latest Software Release:Exploi
GHSA
GHSA-m26m-f94h-984c: An elevation of privilege vulnerability exists when Microsoft Windows improperly handles reparse points, aka 'Windows Elevation of Privilege Vulnerabi
ghsa_unreviewed·2022-05-24
CVE-2020-16877 [HIGH] CWE-269 GHSA-m26m-f94h-984c: An elevation of privilege vulnerability exists when Microsoft Windows improperly handles reparse points, aka 'Windows Elevation of Privilege Vulnerabi
An elevation of privilege vulnerability exists when Microsoft Windows improperly handles reparse points, aka 'Windows Elevation of Privilege Vulnerability'.
No detection rules found.
No public exploits indexed.
No writeups or analysis indexed.
2020-10-16
Published