CVE-2022-35748

highpriority · track · 17EPSS 0.472 · 99 %ileEURUUS

grimoire priorityP1 · Urgent

Exploitable?

—

no known exploitation

Likely / severe?

47.2% (99th) EPSS

CVSS 7.5 · high

Is it mine?

49 products

Check your exposure

Who says so?

4 sources

cnnvd · enisa_euvd · fstec_bdu · msrc_csaf

EPSS · scored 2026-10-28

HTTP.sys Denial of Service Vulnerability

remediations

Vendor fix, mitigation, or workaround guidance, as published by each source.

A vendor fix is available.

FixedWindows Server 2012msrc_csaf
6.2.9200.23817:Monthly Rollup:https://support.microsoft.com/help/5016672
https://support.microsoft.com/help/5016672
FixedWindows Server 2012 (Server Core installation)msrc_csaf
6.2.9200.23817:Monthly Rollup:https://support.microsoft.com/help/5016672
https://support.microsoft.com/help/5016672
FixedWindows Server 2012 R2msrc_csaf
6.3.9600.20520:Monthly Rollup:https://support.microsoft.com/help/5016681
https://support.microsoft.com/help/5016681
FixedWindows Server 2012 R2 (Server Core installation)msrc_csaf
6.3.9600.20520:Monthly Rollup:https://support.microsoft.com/help/5016681
https://support.microsoft.com/help/5016681
FixedWindows Server 2016msrc_csaf
10.0.14393.5291:Security Update:https://support.microsoft.com/help/5016622
https://support.microsoft.com/help/5016622
FixedWindows Server 2016 (Server Core installation)msrc_csaf
10.0.14393.5291:Security Update:https://support.microsoft.com/help/5016622
https://support.microsoft.com/help/5016622
FixedWindows Server 2019msrc_csaf
10.0.17763.3287:Security Update:https://support.microsoft.com/help/5016623
https://support.microsoft.com/help/5016623
FixedWindows Server 2019 (Server Core installation)msrc_csaf
10.0.17763.3287:Security Update:https://support.microsoft.com/help/5016623
https://support.microsoft.com/help/5016623
FixedWindows Server 2022msrc_csaf
10.0.20348.887:Security Update:https://support.microsoft.com/help/5016627
https://support.microsoft.com/help/5016627
FixedWindows Server 2022 (Server Core installation)msrc_csaf
10.0.20348.887:Security Update:https://support.microsoft.com/help/5016627
https://support.microsoft.com/help/5016627
FixedWindows Server, version 20H2 (Server Core Installation)msrc_csaf
10.0.19042.1889:Security Update:https://support.microsoft.com/help/5016616
https://support.microsoft.com/help/5016616

cvss

Technical severity, 0–10. One row per scoring source.

7.5

010

base score 0–10 · higher = more severe · hover a vector to decode

v3.17.5highAV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:Hsecondary · FSTEC (BDU) RU

v3.17.5highCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H/E:U/RL:O/RC:Csecondary · ENISA EU

v3.17.5highCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:Hsecondary · secure@microsoft.com USexploitability 3.9 · impact 3.6

v3.17.5highCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H/E:Hsecondary · CVSS-BT (t0sche)

v3.17.5highCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H/E:U/RL:O/RC:Csecondary · Microsoft Security Response Center US

ssvc

A stakeholder decision — act, attend, or track — from exploitation and impact.

Exploitation: none · Automatable: yes · Technical Impact: partialcoordinatorcisa_ssvcUS

weaknesses

The CWE weakness classes this flaw belongs to.

CWE-20US

affected products (49)

Products and version ranges known to be affected.

Microsoft Windows Server 20126.2.9200.0 → 6.2.9200.23817enisa_euvdEU
Microsoft Windows Server 2012 (Server Core installation)6.2.9200.0 → 6.2.9200.23817enisa_euvdEU
Microsoft Windows Server 2012 R26.3.9600.0 → 6.3.9600.20520enisa_euvdEU
Microsoft Windows Server 2012 R2 (Server Core installation)6.3.9600.0 → 6.3.9600.20520enisa_euvdEU
Microsoft Windows Server 201610.0.14393.0 → 10.0.14393.5291enisa_euvdEU
Microsoft Windows Server 2016 (Server Core installation)10.0.14393.0 → 10.0.14393.5291enisa_euvdEU
Microsoft Windows Server 201910.0.17763.0 → 10.0.17763.3287enisa_euvdEU
Microsoft Windows Server 2019 (Server Core installation)10.0.17763.0 → 10.0.17763.3287enisa_euvdEU
Microsoft Windows Server 202210.0.20348.0 → 10.0.20348.887enisa_euvdEU
Microsoft Windows Server version 20H210.0.0 → 10.0.19042.1889enisa_euvdEU
Microsoft Corp Windows Server 2012all versionsfstec_bduRU
Microsoft Corp Windows Server 2012 (Server Core installation)all versionsfstec_bduRU
Microsoft Corp Windows Server 2012 R2all versionsfstec_bduRU
Microsoft Corp Windows Server 2012 R2 (Server Core installation)all versionsfstec_bduRU
Microsoft Corp Windows Server 2016all versionsfstec_bduRU
Microsoft Corp Windows Server 2016 (Server Core installation)all versionsfstec_bduRU
Microsoft Corp Windows Server 2019all versionsfstec_bduRU
Microsoft Corp Windows Server 2019 (Server Core installation)all versionsfstec_bduRU
Microsoft Corp Windows Server 2022all versionsfstec_bduRU
Microsoft Corp Windows Server 2022 (Server Core installation)all versionsfstec_bduRU

showing 20 of 49

advisories (1)

Vendor and ecosystem advisories describing this.

msrc_CVE-2022-35748HTTP.sys Denial of Service Vulnerability2022-08-09csaf · msrc_csafUS
To determine the support lifecycle for your software, see the Microsoft Support Lifecycle: https://support.microsoft.com/lifecycle

also known as (4)

Other names and identifiers for this entity.

sources

Which sources assert this record, and when.

cnnvd enisa_euvd fstec_bdu msrc_csaf NVD CVE.org MITRE

published 2023-05-31modified 2026-06-17

references (5)

External citations — patches, advisories, analysis.

scry

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