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CVE-2021-31979

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Selected cve

CVE-2021-31979

Windows Kernel Elevation of Privilege Vulnerability

43 retained evidence references · snapshot-bound · open authoritative view

StateSource-scoped evidence

Priority63.8–77.0

Coverage85.0%

Connections40

Choose an action.

Evidence state

identity unresolved
known present
source constrained
evidence unknown

Snapshot-bound reason tuple

Last verified source snapshot retainedfactor_a_kev

The admitted source contract constrains coverage for this claim.

Revision: evidence-policy-v1.1.0
Cutoff: 2026-10-22T18:07:53.945Z
Resolution: Review source contract

Evidence supportedfactor_b_epss

Eligible evidence is present for this bounded claim.

Revision: evidence-policy-v1.1.0
Cutoff: 2026-10-22T18:07:53.945Z
Resolution: None

Evidence supportedfactor_c_cvss

Eligible evidence is present for this bounded claim.

Revision: casca-direct-cvss-eligibility-v1
Cutoff: 2026-10-22T18:07:53.945Z
Resolution: None

Source-reported scopefactor_d_breadth

The source assertion is retained, but its canonical identity is unresolved.

Revision: casca-factor-d-obligations-v1
Cutoff: 2026-10-22T18:07:53.945Z
Resolution: Resolve identity

Connections 40

has cited scope1 retained · stored CVE-2021-31979 → Microsoft · Windows 10 Version 20H2

3fab4a5a-f0ed-4ffd-9494-d1e9bd52a27e

has cited scope1 retained · stored CVE-2021-31979 → Microsoft · Windows Server version 2004

d52ec710-a616-47e5-b2da-3ea1d2dc2c44

has cited scope1 retained · stored CVE-2021-31979 → Microsoft · Windows 10 Version 21H1

6b52924c-9ccf-4f69-b9f1-66b638486287

has cited scope1 retained · stored CVE-2021-31979 → Microsoft · Windows Server 2016

a60e8461-6ecf-471a-8cf5-70a6cd987bdf

has cited scope1 retained · stored CVE-2021-31979 → Microsoft · Windows Server 2008 Service Pack 2 (Server Core installation)

901832a4-5fcc-4665-bf89-bcbce8e858e3

has cited scope1 retained · stored CVE-2021-31979 → Microsoft · Windows 8.1

ba5d8cf0-8b99-4eb3-849c-358e24b7e4f5

has cited scope1 retained · stored CVE-2021-31979 → Microsoft · Windows 7

6391cacc-c37e-4804-a301-7a37aceb1771

has cited scope1 retained · stored CVE-2021-31979 → Microsoft · Windows 10 Version 2004

3677bdc1-9669-4f82-a6ae-7b21f8c085f9

has cited scope1 retained · stored CVE-2021-31979 → Microsoft · Windows Server 2008 R2 Service Pack 1

a9e2d810-b7a3-452c-a7c4-04f9cb32f06e

has cited scope1 retained · stored CVE-2021-31979 → Microsoft · Windows Server 2012

e68a971d-7ff0-4f3f-864c-0b5b0931fa63

has cited scope1 retained · stored CVE-2021-31979 → Microsoft · Windows Server 2008 Service Pack 2

30325ce3-ad11-4f1b-836d-6b7747fa6b46

has cited scope1 retained · stored CVE-2021-31979 → Microsoft · Windows Server 2012 (Server Core installation)

58d5bbb9-9123-4dfb-a667-7178887c3258

has cited scope1 retained · stored CVE-2021-31979 → Microsoft · Windows Server version 20H2

205a0c60-2437-4471-94e5-c4b5d911928b

has cited scope1 retained · stored CVE-2021-31979 → Microsoft · Windows Server 2016 (Server Core installation)

c992537b-bebf-471b-a887-98de45bf25f2

has cited scope1 retained · stored CVE-2021-31979 → Microsoft · Windows Server 2012 R2 (Server Core installation)

a67a3b66-1351-4be0-b1ce-c599435180f1

has cited scope1 retained · stored CVE-2021-31979 → Microsoft · Windows 10 Version 1909

e91690b7-1d20-4205-a6c5-1df128b3c115

has cited scope2 retained · stored CVE-2021-31979 → Microsoft · Windows 10 Version 1809

17630a2a-c7bd-44fb-b713-89b10dec61a738819c79-6d6c-449e-b868-792c1649dcdf

has cited scope1 retained · stored CVE-2021-31979 → Microsoft · Windows 7 Service Pack 1

1e79edbc-ad5e-456f-badf-dffbe61c0542

has cited scope1 retained · stored CVE-2021-31979 → Microsoft · Windows Server 2008 R2 Service Pack 1 (Server Core installation)

90945f32-2d55-4264-8370-ff00b773241c

has cited scope1 retained · stored CVE-2021-31979 → Microsoft · Windows 10 Version 1507

2478cbcc-e3f8-437f-ac7c-82c3eaf489d2

has cited scope1 retained · stored CVE-2021-31979 → Microsoft · Windows Server 2019

4503593f-eea5-4e2d-b49c-f2d6e9c8fd46

has cited scope1 retained · stored CVE-2021-31979 → Microsoft · Windows 10 Version 1607

9e6d43cc-69f4-4e1c-af22-46ff38aa0fdf

has cited scope1 retained · stored CVE-2021-31979 → Microsoft · Windows Server 2012 R2

849224b2-b7f3-44f4-9ca9-cad192f58e58

has cited scope1 retained · stored CVE-2021-31979 → Microsoft · Windows Server 2019 (Server Core installation)

9cea49eb-d959-4783-8109-f978a101cc61

has vulnerable target scope1 retained · stored CVE-2021-31979 → microsoft · windows_server_2016

121b8c55-0d93-4ec6-b0a8-fcfde498399a

has vulnerable target scope1 retained · stored CVE-2021-31979 → microsoft · windows_rt_8.1

f35b5881-21c6-45a6-a7f5-04261ef2c20a

has vulnerable target scope2 retained · stored CVE-2021-31979 → microsoft · windows_server_2008

ddc05184-5e7e-44ce-904b-17d1efe6f04cfa142580-db42-4165-9eef-f1e9ca20c821

has vulnerable target scope1 retained · stored CVE-2021-31979 → microsoft · windows_server_2019

7500e025-4a11-46d9-858c-40d3f2e9cc37

has vulnerable target scope1 retained · stored CVE-2021-31979 → microsoft · windows_server_20h2

3d659450-c75d-40a9-bc8d-496c6466e75b

has vulnerable target scope1 retained · stored CVE-2021-31979 → microsoft · windows_10_20h2

c214d98c-0e93-41ba-828c-f2819614096d

has vulnerable target scope1 retained · stored CVE-2021-31979 → microsoft · windows_server_2004

7227a476-5a93-4c52-a27b-f8a9c3108e77

has vulnerable target scope2 retained · stored CVE-2021-31979 → microsoft · windows_server_2012

7245c9b8-791e-4c36-9a9f-0a29203b2556cc04a272-d931-4b7f-a08b-b8e5e7d3097c

has vulnerable target scope1 retained · stored CVE-2021-31979 → microsoft · windows_10_1607

235d527d-a403-4a7e-8c2a-91542a7ad13d

has vulnerable target scope1 retained · stored CVE-2021-31979 → microsoft · windows_8.1

38cbd810-f30e-4959-8025-5aaaab18a65a

has vulnerable target scope1 retained · stored CVE-2021-31979 → microsoft · windows_10_1507

ac313c5b-0677-4dbc-8ec0-324b5809ecaa

has vulnerable target scope1 retained · stored CVE-2021-31979 → microsoft · windows_10_2004

567c49c2-f01b-4ebd-b405-c1f16b6c05bc

has vulnerable target scope1 retained · stored CVE-2021-31979 → microsoft · windows_10_1809

c7557121-fdea-4554-8fa6-4988f7b45f0a

has vulnerable target scope1 retained · stored CVE-2021-31979 → microsoft · windows_10_21h1

46ca3f37-ac4b-4daf-b905-2cd193d3cbca

has vulnerable target scope1 retained · stored CVE-2021-31979 → microsoft · windows_10_1909

e4a37914-0588-4123-9847-2f8c48c0f381

has vulnerable target scope1 retained · stored CVE-2021-31979 → microsoft · windows_7

92863dd9-775d-4fc4-888d-adc0dc50feb7

Focused snapshot evidence neighborhood.

CVEProductSignalSelected / traceVisual proximity carries zero evidence weight.

Data as of

Evidence current through Oct 22, 2026, 6:07 PM UTC · 41 entities · 40 relationships · bounded complete