vciy

CVE-2022-33679

INDEX BUILT · 2026-09-20

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Windows Kerberos Elevation of Privilege Vulnerability

CVE-2022-336794 of 4 sources documented this
41

rank 41 = 17 + 20 + 0 + 4 + 0

rank@v1 · scheduled

Someone is already using it

CISA KEV catalog · public proof-of-concept · FIRST EPSS

EPSS 0.11137  ·  without this subject the record ranks 24

What it costs you if it fires

NVD CVSS base score, then the CNA's own

CVSS 8.1, from the CNA  ·  without this subject the record ranks 21

It is getting worse, not staying still

FIRST EPSS series, rescorings and bad loads removed

no persisting rise in 365 days  ·  without this subject the record ranks 41

How much of the world it touches

NVD CPE configurations

2 products in the CPE ranges  ·  without this subject the record ranks 37

Someone else already set the date

CISA KEV remediation due date

no CISA due date  ·  without this subject the record ranks 41

Unaudited dollar value2 of 3 inputs carry a receipt
Exposure$556,000over the next 30 days, if this record is yours
Movement+$112,000on 2026-09-10, the last material move
Basisassumeda published average, not your estate

$556,000 = $4.99M incident cost x 1 exposure x 0.11137 likelihood

udv@v1 · unaudited · wrong for you until you say what you run

$4.99M is the cost of a breach that happened, from IBM Cost of a Data Breach Report 2026, global average. It is not the value of any asset of yours. That average already covers breaches of every severity, so scaling it by exposure understates a partial-impact record. That is an assumption, not a measurement. Your own asset value goes in the decision record.

Hindsight · the state

0.11137EPSSNOT IN KEVas of 2026-09-20
Severity8.1 HIGHreceipt
Harmtotal loss · unauthenticatedreceipt
Exploitationpublic proof-of-conceptreceipt
Defensefix version namedreceipt
Movementthreshold crossedreceipt
PLATEAU10Minimal movement since 2026-06-15, 87 days at 0.11, as of 2026-09-10. arc-rules@v1

Foresight · where to check next

No weakness class or product neighbourhood is held for this record, so this index cannot name anywhere to check next. That is an absence in the record, not a finding about the software.

Color is a claim, not decoration:the hostile worldthe defenseno signal

Running Microsoft Windows Server 2019? Check your version

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Harm, if it fires from the vector and the weakness

Written for the ticket you're about to file.

Reachnetwork-reachable · no privileges required · no user interaction · high attack complexityreceipt
ImpactComplete confidentiality, integrity and availability lossreceipt
Scored fromCVSS v3.1 · the CNA's vectorreceipt
Weakness classNo CWE mapping in held sources.

CISA KEV & Federal Remediation Deadline from the record and CISA

The fix, and how long it's been waiting.

Fixed in10.0.17763.3406; 10.0.20348.1006; 10.0.14393.5356; 6.0.6003.21666; 6.1.7601.26115; 6.2.9200.23865; 6.3.9600.20571receipt
Patch available sinceNo dated patch-availability record in held sources. The index holds reference URLs without dates and only the current revision of the CVE record, so the day a fix first existed cannot be derived. Only the versions it landed in.

Exploit Status & Known PoCs a ladder, not a score

Current rung: Proof-of-concept published · 5 public repositories, 2022-11-02.

  • RUNG 1Nothing observed in held sources
  • RUNG 2Proof-of-concept published · 5 public repositories2022-11-02receipt
  • RUNG 3Exploited in the wild · CISA KEV listed
  • RUNG 4Ransomware campaign use known

Authority who says so

CVSS, the CNA8.1 HIGHreceipt
Exploit probability0.11137 · top 4% of all CVEsreceipt
Blast breadth1 product across 1 vendorderived
Assigned bymicrosoftreceipt
Recorded changes39 · last 19 Sep 2026derived

Affected & Fixed Versions as published

Affected productMicrosoft Windows Server 2019; Microsoft Windows Server 2019 (Server Core installation); Microsoft Windows Server 2022; Microsoft Windows Server 2016…receipt
Published rangesmicrosoft windows server 2008 r2; microsoft windows server 2012 r2receipt
Fixed in10.0.17763.3406; 10.0.20348.1006; 10.0.14393.5356; 6.0.6003.21666; 6.1.7601.26115; 6.2.9200.23865; 6.3.9600.20571receipt

A rung lights from a row in the index, never from an assessment. "Held sources" is the true scope of the claim: this index reads the CVE record, NVD, CISA KEV, FIRST's EPSS and public proof-of-concept repositories, and it does not observe attacks.

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What it is stated by the CNA

Windows Kerberos Elevation of Privilege Vulnerability receipt

NVD's analysis a second authority

affected versions
microsoft windows server 2008 r2; microsoft windows server 2012 r2
also scored by
[email protected] 8.1 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H

check it yourself msrc.microsoft.com receipt

Dated events

2022-11-04EPSS moved 0.02 to 0.132025-03-17EPSS moved 0.00 to 0.782026-09-10EPSS moved 0.09 to 0.11

Movement the material steps

14 Sep 20220.00885
4 Nov 20220.12963 · crossed 0.10
7 Mar 20230.01221 · crossed 0.10 · scoring model v2023.03.01
17 Mar 20250.77955 · crossed 0.10 and 0.50 · scoring model v2025.03.14
15 Jun 20260.08355 · crossed 0.10 and 0.50 · scoring model v2026.06.15
10 Sep 20260.11137 · crossed 0.10

This score more than doubled inside 72 hours. Both observations are in the full history below.

Show all 36 observations
14 Sep 20220.00885
16 Sep 20220.02251
4 Nov 20220.12963
7 Mar 20230.01221
12 Apr 20230.01167
8 May 20230.00325
8 Jul 20230.00372
10 Jul 20230.00311
3 Aug 20230.00219
14 Aug 20230.00204
20 Sep 20230.00296
16 Oct 20230.00408
23 Nov 20230.00406
11 Feb 20240.00303
24 Feb 20240.00438
5 Apr 20240.00424
2 Jul 20240.00485
9 Oct 20240.00342
17 Dec 20240.00064
17 Mar 20250.77955
20 Mar 20250.77646
8 Jul 20250.77955
10 Jul 20250.78662
21 Jul 20250.78364
14 Sep 20250.7943
15 Sep 20250.79062
17 Oct 20250.79348
19 Oct 20250.79062
18 Nov 20250.69596
21 Nov 20250.79062
30 Nov 20250.77878
15 Jun 20260.08355
24 Jun 20260.08077
14 Jul 20260.0855
19 Aug 20260.08895
10 Sep 20260.11137

36 observations held. A highlighted step crossed a promotion threshold. A step marked with a scoring model moved because the instrument was replaced, not because the vulnerability changed. receipt

The full biography

EPSS 0.11137Published2022-09-13Public PoC2022-11-02Index as of2026-09-10

Exploit probability more than doubled between 2022-09-14 and 2022-09-16 (0.00885 → 0.02251) and the record had been public for 3 years, 11 months when this index was last written.

Published 2022-09-13 receipt · Public PoC 2022-11-02 receipt · Index as of 2026-09-10 derived

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