vciy

CVE-2022-35748

INDEX BUILT · 2026-09-20

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HTTP.sys Denial of Service Vulnerability

CVE-2022-357484 of 4 sources documented this
34

rank 34 = 12 + 19 + 1 + 2 + 0

rank@v1 · scheduled

Someone is already using it

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

EPSS 0.47226  ·  without this subject the record ranks 22

What it costs you if it fires

NVD CVSS base score, then the CNA's own

CVSS 7.5, from the CNA  ·  without this subject the record ranks 15

It is getting worse, not staying still

FIRST EPSS series, rescorings and bad loads removed

rose on 2026-06-14  ·  without this subject the record ranks 33

How much of the world it touches

NVD CPE configurations

1 product in the CPE ranges  ·  without this subject the record ranks 32

Someone else already set the date

CISA KEV remediation due date

no CISA due date  ·  without this subject the record ranks 34

Unaudited dollar value2 of 3 inputs carry a receipt
Exposure$1.44Mover the next 30 days, if this record is yours
Movement+$192,000on 2026-06-14, the last material move, 1 day before this reading
Basisassumeda published average, not your estate

$1.44M = $4.99M incident cost x 0.6121449559255632 exposure x 0.47226 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

0.47226EPSSNOT IN KEVas of 2026-09-20
Severity7.5 HIGHreceipt
Harmunauthenticated · networkreceipt
Exploitationnone in held sources
Defensefix version namedreceipt
Movementthreshold crossedreceipt
PLATEAU10Minimal movement since 2025-03-17, 455 days at 0.47, as of 2026-06-15. 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

A deterministic range check against the ranges this record publishes. It tells you where a version sits in the record, not whether your deployment is exploitable. No account needed.

Watch this record

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What counts as a move

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Record your call

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AcceptDeferPatch by…Not affectedMitigated

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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 · low attack complexityreceipt
ImpactComplete 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 in10.0.17763.3287; 10.0.20348.887; 10.0.19042.1889; 10.0.14393.5291; 6.2.9200.23817; 6.3.9600.20520receipt
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: Nothing observed in held sources.

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

Authority who says so

CVSS, the CNA7.5 HIGHreceipt
Exploit probability0.47226 · top 1% of all CVEsreceipt
Blast breadth1 product across 1 vendorderived
Assigned bymicrosoftreceipt
Recorded changes59 · last 18 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 version 20H2; Microsoft Windows Server 2016…receipt
Published rangesmicrosoft windows server 2012 r2receipt
Fixed in10.0.17763.3287; 10.0.20348.887; 10.0.19042.1889; 10.0.14393.5291; 6.2.9200.23817; 6.3.9600.20520receipt

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

HTTP.sys Denial of Service Vulnerability receipt

NVD's analysis a second authority

affected versions
microsoft windows server 2012 r2
also scored by
[email protected] 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

check it yourself msrc.microsoft.com receipt

Dated events

2025-03-17EPSS moved 0.00 to 0.462026-06-15EPSS moved 0.53 to 0.47

Movement the material steps

1 Jun 20230.00046
17 Mar 20250.4621 · crossed 0.10 · scoring model v2025.03.14
19 Mar 20250.5168 · crossed 0.50
30 Apr 20250.47503 · crossed 0.50
10 Aug 20250.52649 · crossed 0.50
1 Sep 20250.45261 · crossed 0.50
7 Sep 20250.52649 · crossed 0.50
16 Sep 20250.46742 · crossed 0.50
14 Jun 20260.52866 · crossed 0.50
15 Jun 20260.47226 · crossed 0.50 · scoring model v2026.06.15
Show all 59 observations
1 Jun 20230.00046
8 Jun 20230.00069
8 Jul 20230.00076
15 Jul 20230.00065
5 Aug 20230.00116
13 Aug 20230.00165
10 Oct 20230.00179
18 Oct 20230.00168
3 Nov 20230.00179
21 Nov 20230.00126
25 Dec 20230.00090
3 Mar 20240.00065
26 Mar 20240.00063
6 Jun 20240.00109
14 Oct 20240.00155
10 Nov 20240.00172
23 Nov 20240.00124
17 Dec 20240.00042
21 Dec 20240.00060
17 Mar 20250.4621
19 Mar 20250.5168
29 Mar 20250.52517
30 Mar 20250.5168
30 Apr 20250.47503
1 May 20250.45987
4 May 20250.47503
1 Jun 20250.45987
4 Jun 20250.47503
1 Jul 20250.45987
4 Jul 20250.47503
1 Aug 20250.45987
4 Aug 20250.47503
10 Aug 20250.52649
1 Sep 20250.45261
7 Sep 20250.52649
16 Sep 20250.46742
23 Sep 20250.46151
1 Oct 20250.38722
4 Oct 20250.46151
1 Nov 20250.38722
4 Nov 20250.46151
18 Nov 20250.38644
21 Nov 20250.46151
1 Dec 20250.38722
4 Dec 20250.46151
1 Jan 20260.38722
4 Jan 20260.46151
9 Jan 20260.42467
10 Jan 20260.47414
1 Feb 20260.40322
4 Feb 20260.47414
18 Feb 20260.48004
27 Feb 20260.47414
1 Mar 20260.40322
4 Mar 20260.47414
12 Jun 20260.44149
13 Jun 20260.46594
14 Jun 20260.52866
15 Jun 20260.47226

59 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 0.47226Published2023-05-31Index as of2026-06-15

The record had been public for 3 years when this index was last written.

Published 2023-05-31 receipt · Index as of 2026-06-15 derived

Siblings and hubs

Records related to this one

Its defect family

microsoft windows server 2019

Of the 7 records in this family, this is the only one holding a stated fix version: 10.0.17763.3287; 10.0.20348.887; 10.0.19042.1889; 10.0.14393.

Grouped by shared product and weakness, not by shared vulnerability. Each record's own state is on its own page.

Family membership: held values

This record is one of a group, and the group's page describes all of them. This page is kept and dated, and the defect family's own page is the one we offer for indexing: the whole group.

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What usually comes next

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