CVE-2020-16877
Windows Elevation of Privilege Vulnerability
- Published
- Last modified
- Where the record stands: published, rejected by its publisher, or superseded by another id.What do these mean? →
- published
- Whether CISA lists it in its Known Exploited Vulnerabilities catalog: proof that attackers are using it.What do these mean? →
- Not listed in CISA KEV
- Whether working attack code is public (Exploit-DB, Metasploit, Nuclei or GitHub). Public code makes attacks easier.What do these mean? →
- None on Exploit-DB, Metasploit or GitHub
CISA's decision points: whether it is exploited, whether attacks can be automated, and how much control an attacker gets. Assessed (SSVC 2.0.3).What do these mean? →
- Exploitation: none
- Automatable: no
- Technical impact: total
Summary
<p>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.</p> <p>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.</p> <p>The security update addresses the vulnerability by correcting how Windows handles reparse points.</p>
Timeline
- CVE published
- CISA SSVC assessment
Exploitation: none · Automatable: no · Technical impact: total
- Record last updated
Affected versions
- Microsoft Windows 10 Version 1909
From 10.0.0
- Microsoft Windows Server, version 1909 (Server Core installation)
From 10.0.0
- Microsoft Windows 10 Version 1903 for 32-bit Systems
From 10.0.0
- Microsoft Windows 10 Version 1903 for x64-based Systems
From 10.0.0
- Microsoft Windows 10 Version 1903 for ARM64-based Systems
From 10.0.0
- Microsoft Windows Server, version 1903 (Server Core installation)
From 10.0.0
- Microsoft Windows 10 Version 2004
From 10.0.0
- Microsoft Windows Server version 2004
From 10.0.0