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
| Vendor | Product | Affected | Fixed |
|---|---|---|---|
| Microsoft | Windows 10 Version 2004 | 10.0.0 – < publication | publication |
| Microsoft | Windows 10 Version 1803 | 10.0.0 – < publication | publication |
| Microsoft | Windows 10 Version 1809 | 10.0.0 – < publication | publication |
| Microsoft | Windows 10 Version 1909 | 10.0.0 – < publication | publication |
| Microsoft | Windows 10 Version 1709 for 32-bit Systems | 10.0.0 – < publication | publication |
| Microsoft | Windows 10 Version 1709 | 10.0.0 – < publication | publication |
| Microsoft | Windows 10 Version 1903 for 32-bit Systems | 10.0.0 – < publication | publication |
| Microsoft | Windows 10 Version 1903 for x64-based Systems | 10.0.0 – < publication | publication |
| Microsoft | Windows 10 Version 1903 for ARM64-based Systems | 10.0.0 – < publication | publication |
| Microsoft | Windows 10 Version 1507 | 10.0.0 – < publication | publication |
| Microsoft | Windows 10 Version 1607 | 10.0.0 – < publication | publication |
| Microsoft | Windows 7 | 6.1.0 – < publication | publication |
| Microsoft | Windows 7 Service Pack 1 | 6.1.0 – < publication | publication |
| Microsoft | Windows 8.1 | 6.3.0 – < publication | publication |
Fixed in Linux distributions
Distributions backport fixes, so the version that fixes this vulnerability differs per release — upgrade to at least the version shown. From the distributions' security trackers and advisories.
Ubuntu
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu 20.04 LTS | mariadb-10.3 | No fix yet | — |
| Ubuntu 20.04 LTS | mysql-8.0 | 8.0.19-0ubuntu4 | — |
| Ubuntu 18.04 LTS | mariadb-10.1 | No fix yet | — |
| Ubuntu 18.04 LTS | mysql-5.7 | 5.7.27-0ubuntu0.18.04.1 | — |
| Ubuntu 16.04 LTS | mariadb-10.0 +2 | No fix yet | — |
| Ubuntu 16.04 LTS | mysql-5.7 | 5.7.27-0ubuntu0.16.04.1 | — |
| Ubuntu 14.04 LTS | mysql-5.5 | No fix yet | — |