CVE-2020-16877 is an elevation of privilege vulnerability in Microsoft Windows 10 and Server 2016, stemming from improper handling of reparse points. An authenticated local attacker could exploit this by running a specially crafted application to overwrite or delete files that typically require elevated permissions. With a CVSS score of 7.1 (High), this vulnerability has a low attack complexity and can lead to high integrity and availability impacts. While there is no known active exploitation or public exploit code (Metasploit, Nuclei, ExploitDB), it has garnered community attention, with discussions noting its potential for privilege escalation via Microsoft Store Games.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
1903CPE matchmatch criteria | cpe:2.3:o:microsoft:windows_10:1903:*:*:*:*:*:*:* | ||
1909CPE matchmatch criteria | cpe:2.3:o:microsoft:windows_10:1909:*:*:*:*:*:*:* | ||
2004CPE matchmatch criteria | cpe:2.3:o:microsoft:windows_10:2004:*:*:*:*:*:*:* | ||
1903CPE matchmatch criteria | cpe:2.3:o:microsoft:windows_server_2016:1903:*:*:*:*:*:*:* | ||
1909CPE matchmatch criteria | cpe:2.3:o:microsoft:windows_server_2016:1909:*:*:*:*:*:*:* |
CVSS version used by this source: 3.1
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:H
The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.2 Bluesky, 0.1 Mastodon, and 0.2 GitHub mentions.
The average CVE in this peer group has 0.3 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.