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CVE-2020-0956

An elevation of privilege vulnerability exists in Windows when the Windows kernel-mode driver...

7.8 High

An elevation of privilege vulnerability exists in Windows when the Windows kernel-mode driver fails to properly handle objects in memory, aka 'Win32k Elevation of Privilege Vulnerability'. This CVE ID is unique from CVE-2020-0957, CVE-2020-0958.

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
High
Availability
High

Exploit likelihood

0.91%Down 3.6 points since Apr 14, 2021
90%50%10%1%

What each source reports

NVD Score used 7.8

An elevation of privilege vulnerability exists in Windows when the Windows kernel-mode driver fails to properly handle objects in memory, aka 'Win32k Elevation of Privilege Vulnerability'. This CVE ID is unique from CVE-2020-0957, CVE-2020-0958.

Record
CVE-2020-0956
CVSS 3.1
7.8 HighCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
CVSS 2.0
7.2 HighAV:L/AC:L/Au:N/C:C/I:C/A:C
Updated
2026-11-02
CVE List No score

An elevation of privilege vulnerability exists in Windows when the Windows kernel-mode driver fails to properly handle objects in memory, aka 'Win32k Elevation of Privilege Vulnerability'. This CVE ID is unique from CVE-2020-0957, CVE-2020-0958.

Record
CVE-2020-0956
Updated
2026-11-02
EUVDEUVD-2020-2424 No score

An elevation of privilege vulnerability exists in Windows when the Windows kernel-mode driver fails to properly handle objects in memory, aka 'Win32k Elevation of Privilege Vulnerability'. This CVE ID is unique from CVE-2020-0957, CVE-2020-0958.

Record
EUVD-2020-2424
Updated
2026-11-03
GitHub AdvisoriesGHSA-f929-pjc3-gg99 No score

An elevation of privilege vulnerability exists in Windows when the Windows kernel-mode driver...

An elevation of privilege vulnerability exists in Windows when the Windows kernel-mode driver fails to properly handle objects in memory, aka 'Win32k Elevation of Privilege Vulnerability'. This CVE ID is unique from CVE-2020-0957, CVE-2020-0958.

Record
GHSA-f929-pjc3-gg99
Weakness
CWE-119
Updated
2026-11-02

Affected products

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History

History
RecordedChangedSources
facts
aliasesEUVD
first indexedCVE List, GitHub Advisories, NVD

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2020-0956 is a high vulnerability (CVSS 7.8) in Microsoft Windows, published April 15, 2020. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.91%, the 60th percentile. No source names a fixed version.

References

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