CVE-2020-1159
Windows Elevation of Privilege Vulnerability
<p>An elevation of privilege vulnerability exists in the way that the StartTileData.dll handles file creation in protected locations. An attacker who successfully exploited the vulnerability could execute code with elevated permissions.</p> <p>To exploit the vulnerability, a locally authenticated attacker could run a specially crafted application.</p> <p>The security update addresses the vulnerability by ensuring the StartTileData.dll properly handles this type of function.</p>
Attack profile
How easy it is to exploit
- Attack vector
- Local
- Complexity
- Low
- Privileges needed
- Low
- User interaction
- None
What an attacker can affect
- Confidentiality
- High
- Integrity
- Low
- Availability
- Low
Exploit likelihood
What each source reports
CVE List Score used
Windows Elevation of Privilege Vulnerability
<p>An elevation of privilege vulnerability exists in the way that the StartTileData.dll handles file creation in protected locations. An attacker who successfully exploited the vulnerability could execute code with elevated permissions.</p> <p>To exploit the vulnerability, a locally authenticated attacker could run a specially crafted application.</p> <p>The security update addresses the vulnerability by ensuring the StartTileData.dll properly handles this type of function.</p>
- Record
CVE-2020-1159- CVSS 3.1
- 6.6 Medium
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:L/A:L/E:P/RL:O/RC:C - Updated
- 2026-11-02
EUVDEUVD-2020-12043
<p>An elevation of privilege vulnerability exists in the way that the StartTileData.dll handles file creation in protected locations. An attacker who successfully exploited the vulnerability could execute code with elevated permissions.</p> <p>To exploit the vulnerability, a locally authenticated attacker could run a specially crafted application.</p> <p>The security update addresses the vulnerability by ensuring the StartTileData.dll properly handles this type of function.</p>
- Record
EUVD-2020-12043- CVSS 3.1
- 6.6 Medium
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:L/A:L/E:P/RL:O/RC:C - Updated
- 2026-11-03
GitHub AdvisoriesGHSA-954v-jx2j-mhwf
An elevation of privilege vulnerability exists in the way that the StartTileData.dll handles file...
An elevation of privilege vulnerability exists in the way that the StartTileData.dll handles file creation in protected locations, aka 'Windows Elevation of Privilege Vulnerability'. This CVE ID is unique from CVE-2020-1052, CVE-2020-1376.
- Record
GHSA-954v-jx2j-mhwf- CVSS 3.1
- 6.6 Medium
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:L/A:L - Weakness
- CWE-269
- Updated
- 2026-11-02
NVD
<p>An elevation of privilege vulnerability exists in the way that the StartTileData.dll handles file creation in protected locations. An attacker who successfully exploited the vulnerability could execute code with elevated permissions.</p> <p>To exploit the vulnerability, a locally authenticated attacker could run a specially crafted application.</p> <p>The security update addresses the vulnerability by ensuring the StartTileData.dll properly handles this type of function.</p>
- Record
CVE-2020-1159- CVSS 3.1
- 6.6 Medium
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:L/A:L - CVSS 3.1
- 7.8 High
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H - CVSS 2.0
- 4.6 Medium
AV:L/AC:L/Au:N/C:P/I:P/A:P - Updated
- 2026-11-02
Affected products
- microsoft windows 10 version 1903 for 32-bit systems
- microsoft windows 10 version 1903 for arm64-based systems
- microsoft windows 10 version 1903 for x64-based systems
- microsoft windows 10 version 1909
- microsoft windows 10 version 2004
- microsoft windows server version 2004
- microsoft windows server, version 1903 (server core installation)
- microsoft windows server, version 1909 (server core installation)
- microsoft windows 10
- microsoft windows server 2016
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2020-1159 is a medium vulnerability (CVSS 6.6) in Microsoft Windows 10 Version 1903 For 32-bit Systems, published September 11, 2020. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.72%, the 54th percentile. No source names a fixed version.