CVE-2021-36955

mediumPriorität · handeln · 90OT-Risiko · kritischKEV · ausgenutztEPSS 0.041 · 91. PerzentilExploit · PoCEURUUS

grimoire priorityP0 · Act now

Exploitable?

Yes · in the wild

CISA KEV · 1 exploit · PoC

Likely / severe?

4.07% (91st) EPSS

CVSS 4.6 · medium

Is it mine?

144 products

Prüfe deine Angriffsfläche

Who says so?

4 sources

cnnvd · enisa_euvd · fstec_bdu · msrc_csaf

hinzugefügt 2021-11-03beheben bis 2021-11-17

erforderliche Maßnahme Apply updates per vendor instructions.

EPSS · bewertet 2026-10-27

Microsoft Windows Common Log File System (CLFS) Driver Privilege Escalation Vulnerability

Windows Common Log File System Driver Elevation of Privilege Vulnerability

Behebungen

Hersteller-Fix, Mitigation oder Workaround, wie von den Quellen veröffentlicht.

Ein Hersteller-Fix ist verfügbar.

BehobenWindows 10 Version 1607 for 32-bit Systemsmsrc_csaf
10.0.14393.4651:Security Update:https://support.microsoft.com/help/5005573
https://support.microsoft.com/help/5005573
BehobenWindows 10 Version 1607 for x64-based Systemsmsrc_csaf
10.0.14393.4651:Security Update:https://support.microsoft.com/help/5005573
https://support.microsoft.com/help/5005573
BehobenWindows 10 Version 1809 for 32-bit Systemsmsrc_csaf
10.0.17763.2183:Security Update:https://support.microsoft.com/help/5005568
https://support.microsoft.com/help/5005568
BehobenWindows 10 Version 1809 for ARM64-based Systemsmsrc_csaf
10.0.17763.2183:Security Update:https://support.microsoft.com/help/5005568
https://support.microsoft.com/help/5005568
BehobenWindows 10 Version 1809 for x64-based Systemsmsrc_csaf
10.0.17763.2183:Security Update:https://support.microsoft.com/help/5005568
https://support.microsoft.com/help/5005568
BehobenWindows 10 Version 1909 for 32-bit Systemsmsrc_csaf
10.0.18363.1801:Security Update:https://support.microsoft.com/help/5005566
https://support.microsoft.com/help/5005566
BehobenWindows 10 Version 1909 for ARM64-based Systemsmsrc_csaf
10.0.18363.1801:Security Update:https://support.microsoft.com/help/5005566
https://support.microsoft.com/help/5005566
BehobenWindows 10 Version 1909 for x64-based Systemsmsrc_csaf
10.0.18363.1801:Security Update:https://support.microsoft.com/help/5005566
https://support.microsoft.com/help/5005566
BehobenWindows 10 Version 2004 for 32-bit Systemsmsrc_csaf
10.0.19041.1237:Security Update:https://support.microsoft.com/help/5005565
https://support.microsoft.com/help/5005565
BehobenWindows 10 Version 2004 for ARM64-based Systemsmsrc_csaf
10.0.19041.1237:Security Update:https://support.microsoft.com/help/5005565
https://support.microsoft.com/help/5005565
BehobenWindows 10 Version 2004 for x64-based Systemsmsrc_csaf
10.0.19041.1237:Security Update:https://support.microsoft.com/help/5005565
https://support.microsoft.com/help/5005565
BehobenWindows 10 Version 20H2 for 32-bit Systemsmsrc_csaf
10.0.19042.1237:Security Update:https://support.microsoft.com/help/5005565
https://support.microsoft.com/help/5005565
BehobenWindows 10 Version 20H2 for ARM64-based Systemsmsrc_csaf
10.0.19042.1237:Security Update:https://support.microsoft.com/help/5005565
https://support.microsoft.com/help/5005565
BehobenWindows 10 Version 21H1 for 32-bit Systemsmsrc_csaf
10.0.19043.1237:Security Update:https://support.microsoft.com/help/5005565
https://support.microsoft.com/help/5005565
BehobenWindows 10 Version 21H1 for ARM64-based Systemsmsrc_csaf
10.0.19043.1237:Security Update:https://support.microsoft.com/help/5005565
https://support.microsoft.com/help/5005565
BehobenWindows 10 Version 21H1 for x64-based Systemsmsrc_csaf
10.0.19043.1237:Security Update:https://support.microsoft.com/help/5005565
https://support.microsoft.com/help/5005565
BehobenWindows 10 for 32-bit Systemsmsrc_csaf
10.0.10240.19060:Security Update:https://support.microsoft.com/help/5005569
https://support.microsoft.com/help/5005569
BehobenWindows 10 for x64-based Systemsmsrc_csaf
10.0.10240.19060:Security Update:https://support.microsoft.com/help/5005569
https://support.microsoft.com/help/5005569
BehobenWindows 7 for 32-bit Systems Service Pack 1msrc_csaf
6.1.7601.25712:Security Only:https://support.microsoft.com/help/5005615
https://support.microsoft.com/help/5005615
BehobenWindows 7 for x64-based Systems Service Pack 1msrc_csaf
6.1.7601.25712:Security Only:https://support.microsoft.com/help/5005615
https://support.microsoft.com/help/5005615
BehobenWindows 8.1 for 32-bit systemsmsrc_csaf
6.3.9600.20120:Monthly Rollup:https://support.microsoft.com/help/5005613
https://support.microsoft.com/help/5005613
BehobenWindows 8.1 for x64-based systemsmsrc_csaf
6.3.9600.20120:Monthly Rollup:https://support.microsoft.com/help/5005613
https://support.microsoft.com/help/5005613
BehobenWindows RT 8.1msrc_csaf
6.3.9600.20120:Monthly Rollup:https://support.microsoft.com/help/5005613
https://support.microsoft.com/help/5005613
BehobenWindows Server 2008 R2 for x64-based Systems Service Pack 1msrc_csaf
6.1.7601.25712:Security Only:https://support.microsoft.com/help/5005615
https://support.microsoft.com/help/5005615
BehobenWindows Server 2008 R2 for x64-based Systems Service Pack 1 (Server Core installation)msrc_csaf
6.1.7601.25712:Security Only:https://support.microsoft.com/help/5005615
https://support.microsoft.com/help/5005615
BehobenWindows Server 2008 for 32-bit Systems Service Pack 2msrc_csaf
6.0.6003.21218:Monthly Rollup:https://support.microsoft.com/help/5005606
https://support.microsoft.com/help/5005606
BehobenWindows Server 2008 for 32-bit Systems Service Pack 2 (Server Core installation)msrc_csaf
6.0.6003.21218:Monthly Rollup:https://support.microsoft.com/help/5005606
https://support.microsoft.com/help/5005606
BehobenWindows Server 2008 for x64-based Systems Service Pack 2msrc_csaf
6.0.6003.21218:Monthly Rollup:https://support.microsoft.com/help/5005606
https://support.microsoft.com/help/5005606
BehobenWindows Server 2008 for x64-based Systems Service Pack 2 (Server Core installation)msrc_csaf
6.0.6003.21218:Monthly Rollup:https://support.microsoft.com/help/5005606
https://support.microsoft.com/help/5005606
BehobenWindows Server 2012msrc_csaf
6.2.9200.23462:Security Only:https://support.microsoft.com/help/5005607
https://support.microsoft.com/help/5005607
BehobenWindows Server 2012 (Server Core installation)msrc_csaf
6.2.9200.23462:Security Only:https://support.microsoft.com/help/5005607
https://support.microsoft.com/help/5005607
BehobenWindows Server 2012 R2msrc_csaf
6.3.9600.20120:Monthly Rollup:https://support.microsoft.com/help/5005613
https://support.microsoft.com/help/5005613
BehobenWindows Server 2012 R2 (Server Core installation)msrc_csaf
6.3.9600.20120:Monthly Rollup:https://support.microsoft.com/help/5005613
https://support.microsoft.com/help/5005613
BehobenWindows Server 2016msrc_csaf
10.0.14393.4651:Security Update:https://support.microsoft.com/help/5005573
https://support.microsoft.com/help/5005573
BehobenWindows Server 2016 (Server Core installation)msrc_csaf
10.0.14393.4651:Security Update:https://support.microsoft.com/help/5005573
https://support.microsoft.com/help/5005573
BehobenWindows Server 2019msrc_csaf
10.0.17763.2183:Security Update:https://support.microsoft.com/help/5005568
https://support.microsoft.com/help/5005568
BehobenWindows Server 2019 (Server Core installation)msrc_csaf
10.0.17763.2183:Security Update:https://support.microsoft.com/help/5005568
https://support.microsoft.com/help/5005568
BehobenWindows Server 2022msrc_csaf
10.0.20348.230:Security Update:https://support.microsoft.com/help/5005575
https://support.microsoft.com/help/5005575
BehobenWindows Server 2022 (Server Core installation)msrc_csaf
10.0.20348.230:Security Update:https://support.microsoft.com/help/5005575
https://support.microsoft.com/help/5005575
BehobenWindows Server, version 2004 (Server Core installation)msrc_csaf
10.0.19041.1237:Security Update:https://support.microsoft.com/help/5005565
https://support.microsoft.com/help/5005565
BehobenWindows Server, version 20H2 (Server Core Installation)msrc_csaf
10.0.19042.1237:Security Update:https://support.microsoft.com/help/5005565
https://support.microsoft.com/help/5005565

cvss

Technischer Schweregrad, 0–10. Eine Zeile je Quelle.

7.8

010

Basiswert 0–10 · höher = schwerwiegender · Vektor überfahren zum Auflösen⚠ Quellen uneinig · medium–high · 4.6–7.8

v2.04.6mediumAV:L/AC:L/Au:N/C:P/I:P/A:Pprimary · NVD / NIST USAusnutzbarkeit 3.9 · Auswirkung 6.4

v2.04.6mediumAV:L/AC:L/Au:N/C:P/I:P/A:P/E:Hsecondary · CVSS-BT (t0sche)

v3.17.8highAV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:Hsecondary · FSTEC (BDU) RU

v3.17.8highCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:Hsecondary · secure@microsoft.com USAusnutzbarkeit 1.8 · Auswirkung 5.9

v3.17.8highCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:F/RL:O/RC:Csecondary · Microsoft Security Response Center US

v3.17.8highCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:F/RL:O/RC:Csecondary · ENISA EU

v3.17.8highCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:Hsecondary · NVD / NIST USAusnutzbarkeit 1.8 · Auswirkung 5.9

SSVC

Eine Handlungsentscheidung — aus Ausnutzung und Auswirkung.

Exploitation: active · Automatable: no · Technical Impact: totalcoordinatorcisa_ssvcUS

schwächen

Die CWE-Schwächeklassen, zu denen dies gehört.

CWE-269US

Exploits (1)

Öffentlicher Proof-of-Concept- und Exploit-Code.

JiaJinRong12138/CVE-2021-36955-EXPCVE-2021-36955PoC · poc_in_github

betroffene Produkte (144)

Betroffene Produkte und Versionsbereiche.

Microsoft Windows 10 Version 150710.0.10240.0 → 10.0.10240.19060enisa_euvdEU
Microsoft Windows 10 Version 160710.0.14393.0 → 10.0.14393.4651enisa_euvdEU
Microsoft Windows 10 Version 180910.0.0 → 10.0.17763.2183enisa_euvdEU
Microsoft Windows 10 Version 180910.0.17763.0 → 10.0.17763.2183enisa_euvdEU
Microsoft Windows 10 Version 190910.0.0 → 10.0.18363.1801enisa_euvdEU
Microsoft Windows 10 Version 200410.0.0 → 10.0.19041.1237enisa_euvdEU
Microsoft Windows 10 Version 20H210.0.0 → 10.0.19042.1237enisa_euvdEU
Microsoft Windows 10 Version 21H110.0.0 → 10.0.19043.1237enisa_euvdEU
Microsoft Windows 76.1.0 → 6.1.7601.25712enisa_euvdEU
Microsoft Windows 7 Service Pack 16.1.0 → 6.1.7601.25712enisa_euvdEU
Microsoft Windows 8.16.3.0 → 6.3.9600.20120enisa_euvdEU
Microsoft Windows Server 2008 R2 Service Pack 16.1.7601.0 → 6.1.7601.25712enisa_euvdEU
Microsoft Windows Server 2008 R2 Service Pack 1 (Server Core installation)6.1.7601.0 → 6.1.7601.25712enisa_euvdEU
Microsoft Windows Server 2008 Service Pack 26.0.6003.0 → 6.0.6003.21218enisa_euvdEU
Microsoft Windows Server 2008 Service Pack 2 (Server Core installation)6.0.6003.0 → 6.0.6003.21218enisa_euvdEU
Microsoft Windows Server 20126.2.9200.0 → 6.2.9200.23462enisa_euvdEU
Microsoft Windows Server 2012 (Server Core installation)6.2.9200.0 → 6.2.9200.23462enisa_euvdEU
Microsoft Windows Server 2012 R26.3.9600.0 → 6.3.9600.20120enisa_euvdEU
Microsoft Windows Server 2012 R2 (Server Core installation)6.3.9600.0 → 6.3.9600.20120enisa_euvdEU
Microsoft Windows Server 201610.0.14393.0 → 10.0.14393.4651enisa_euvdEU

20 von 144 angezeigt

Advisories (1)

Hersteller- und Ökosystem-Meldungen dazu.

msrc_CVE-2021-36955Windows Common Log File System Driver Elevation of Privilege Vulnerability2021-09-14csaf · msrc_csafUS
To determine the support lifecycle for your software, see the Microsoft Support Lifecycle: https://support.microsoft.com/lifecycle

auch bekannt als (4)

Weitere Namen und Kennungen dieser Entität.

quellen

Welche Quellen diesen Datensatz belegen und wann.

cnnvd enisa_euvd fstec_bdu msrc_csaf NVD CVE.org MITRE

veröffentlicht 2021-09-15geändert 2026-08-10

Referenzen (8)

Externe Belege — Patches, Meldungen, Analysen.

scry

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