CVE-2020-1507
Microsoft COM for Windows Elevation of Privilege Vulnerability
<p>An elevation of privilege vulnerability exists in the way that Microsoft COM for Windows handles objects in memory. An attacker who successfully exploited the vulnerability could gain elevated privileges on a targeted system.</p> <p>To exploit the vulnerability, a user would have to open a specially crafted file.</p> <p>The security update addresses the vulnerability by correcting how Microsoft COM for Windows handles objects in memory.</p>
Attack profile
How easy it is to exploit
- Attack vector
- Local
- Complexity
- Low
- Privileges needed
- None
- User interaction
- None
What an attacker can affect
- Confidentiality
- Low
- Integrity
- High
- Availability
- None
Exploit likelihood
What each source reports
CVE List Score used
Microsoft COM for Windows Elevation of Privilege Vulnerability
<p>An elevation of privilege vulnerability exists in the way that Microsoft COM for Windows handles objects in memory. An attacker who successfully exploited the vulnerability could gain elevated privileges on a targeted system.</p> <p>To exploit the vulnerability, a user would have to open a specially crafted file.</p> <p>The security update addresses the vulnerability by correcting how Microsoft COM for Windows handles objects in memory.</p>
- Record
CVE-2020-1507- CVSS 3.1
- 7.9 High
CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:C/C:L/I:H/A:N/E:P/RL:O/RC:C - Updated
- 2026-11-02
EUVDEUVD-2020-12381
<p>An elevation of privilege vulnerability exists in the way that Microsoft COM for Windows handles objects in memory. An attacker who successfully exploited the vulnerability could gain elevated privileges on a targeted system.</p> <p>To exploit the vulnerability, a user would have to open a specially crafted file.</p> <p>The security update addresses the vulnerability by correcting how Microsoft COM for Windows handles objects in memory.</p>
- Record
EUVD-2020-12381- CVSS 3.1
- 7.9 High
CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:C/C:L/I:H/A:N/E:P/RL:O/RC:C - Updated
- 2026-11-03
GitHub AdvisoriesGHSA-p24f-9hfj-fg7m
An elevation of privilege vulnerability exists in the way that Microsoft COM for Windows handles...
An elevation of privilege vulnerability exists in the way that Microsoft COM for Windows handles objects in memory, aka 'Microsoft COM for Windows Elevation of Privilege Vulnerability'.
- Record
GHSA-p24f-9hfj-fg7m- CVSS 3.1
- 7.9 High
CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:C/C:L/I:H/A:N - Weakness
- CWE-269
- Updated
- 2026-11-02
NVD
<p>An elevation of privilege vulnerability exists in the way that Microsoft COM for Windows handles objects in memory. An attacker who successfully exploited the vulnerability could gain elevated privileges on a targeted system.</p> <p>To exploit the vulnerability, a user would have to open a specially crafted file.</p> <p>The security update addresses the vulnerability by correcting how Microsoft COM for Windows handles objects in memory.</p>
- Record
CVE-2020-1507- CVSS 3.1
- 7.9 High
CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:C/C:L/I:H/A:N - CVSS 3.1
- 7.8 High
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H - CVSS 2.0
- 6.8 Medium
AV:N/AC:M/Au:N/C:P/I:P/A:P - Updated
- 2026-11-02
Affected products
- microsoft windows 10 version 1809
- 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 2019
- microsoft windows server 2019 (server core installation)
- microsoft windows server version 2004
- microsoft windows server, version 1903 (server core installation)
- microsoft windows server, version 1909 (server core installation)
- microsoft windows 10
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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-2020-1507 is a high vulnerability (CVSS 7.9) in Microsoft Windows 10 Version 1809, published September 11, 2020. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 2.74%, the 86th percentile. No source names a fixed version.