Vulnerability · Published Aug 17, 2020 · Assigned by microsoft
CVE-2020-1543Windows Backup Engine Elevation of Privilege Vulnerability
High 7.8
In plain English
A high-severity security flaw in Windows 10 Version 1507 from Microsoft. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.8% (higher than 57% of all known vulnerabilities).
Severity (CVSS 3.1)7.8High
Exploit odds (30 days)0.8%top 43.4% of all CVEs
Exploited in the wildNo reportsnot in CISA KEV
Attack toolingNoneno public tooling known
Official description
An elevation of privilege vulnerability exists when the Windows Backup Engine improperly handles memory. To exploit this vulnerability, an attacker would first have to gain execution on the victim system. An attacker could then run a specially crafted application to elevate privileges. The security update addresses the vulnerability by correcting how the Windows Backup Engine handles memory.
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| Microsoft | Windows 10 Version 2004 | 10.0.0 – before publication |
| Microsoft | Windows 10 Version 1803 | 10.0.0 – before publication |
| Microsoft | Windows 10 Version 1809 | 10.0.0 – before publication |
| Microsoft | Windows 10 Version 1909 | 10.0.0 – before publication |
| Microsoft | Windows 10 Version 1709 for 32-bit Systems | 10.0.0 – before publication |
| Microsoft | Windows 10 Version 1709 | 10.0.0 – before publication |
| Microsoft | Windows 10 Version 1903 for 32-bit Systems | 10.0.0 – before publication |
| Microsoft | Windows 10 Version 1903 for x64-based Systems | 10.0.0 – before publication |
| Microsoft | Windows 10 Version 1903 for ARM64-based Systems | 10.0.0 – before publication |
| Microsoft | Windows 10 Version 1507 | 10.0.0 – before publication |
| Microsoft | Windows 10 Version 1607 | 10.0.0 – before publication |
| Microsoft | Windows 7 | 6.1.0 – before publication |
| Microsoft | Windows 7 Service Pack 1 | 6.1.0 – before publication |
| Microsoft | Windows 8.1 | 6.3.0 – before publication |