CVE-2022-41723

highpriority · track · 32OT risk · elevatedEPSS 0.046 · 92 %ileDEEURUUS
grimoire priorityP2 · Scheduled
Exploitable?
—
no known exploitation
Likely / severe?
4.56% (92nd) EPSS
CVSS 7.5 · high
Is it mine?
156 products
Check your exposure
Who says so?
7 sources
cnnvd · enisa_euvd · fstec_bdu · osv

EPSS · scored 2026-10-27

A maliciously crafted HTTP/2 stream could cause excessive CPU consumption in the HPACK decoder, sufficient to cause a denial of service from a small number of small requests.

01

remediations

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

A vendor fix is available.

02

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⚠ sources disagree · medium–high · 6.9–7.5

v3.17.5highCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:Hprimary · NVD / NIST 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:P/RL:O/RC:Csecondary · CISA US
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:Hsecondary · ENISA EU
v3.17.5highCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:Hsecondaryexploitability 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:Hsecondary · OSV
v3.17.5highCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H/E:P/RL:O/RC:Csecondary · Siemens ProductCERT DE
v3.16.9mediumCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H/E:Usecondary · CVSS-BT (t0sche)
03

ssvc

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

Exploitation: none · Automatable: yes · Technical Impact: partialcoordinatorcisa_ssvcUS
04

weaknesses

The CWE weakness classes this flaw belongs to.

CWE-311USCWE-311USCWE-400USCWE-400US
05

affected products (156)

Products and version ranges known to be affected.

showing 20 of 156
06

advisories (11)

Vendor and ecosystem advisories describing this.

  • SSA-806742SSA-806742: Multiple Vulnerabilities in SCALANCE XCM-/XRM-300 before V2.42024-02-13csaf · siemens_psirtDE

    SCALANCE XCM-/XRM-300 before V2.4 is affected by multiple vulnerabilities. Siemens has released an update for SCALANCE X-300 and recommends to update to the latest version.

  • WID-SEC-W-2023-1116IBM DB2: Mehrere Schwachstellen ermöglichen Denial of ServiceDeutsch2023-05-01csaf · cert_bundDE

    Ein entfernter, anonymer Angreifer kann mehrere Schwachstellen in IBM DB2 ausnutzen, um einen Denial of Service Angriff durchzuführen.

  • WID-SEC-W-2023-1354Red Hat OpenShift Container Platform: Mehrere SchwachstellenDeutsch2023-06-04csaf · cert_bundDE

    Ein entfernter, anonymer Angreifer kann mehrere Schwachstellen in Red Hat OpenShift Container Platform ausnutzen, um einen Denial of Service Angriff durchzuführen oder Informationen offenzulegen.

  • WID-SEC-W-2023-1378Red Hat OpenShift Container Platform: Mehrere Schwachstellen ermöglichen Umgehen von SicherheitsvorkehrungenDeutsch2023-06-06csaf · cert_bundDE

    Ein entfernter, anonymer Angreifer kann mehrere Schwachstellen in der Red Hat OpenShift Container Platform ausnutzen, um Sicherheitsvorkehrungen zu umgehen.

  • WID-SEC-W-2023-1542Red Hat OpenShift: Mehrere SchwachstellenDeutsch2023-06-22csaf · cert_bundDE

    Ein entfernter, anonymer Angreifer kann mehrere Schwachstellen in Red Hat OpenShift ausnutzen, um einen Denial of Service Zustand herbeizuführen, Informationen offenzulegen, Dateien zu manipulieren oder Sicherheitsvorkehrungen zu umgehen.

  • WID-SEC-W-2023-2031Xerox FreeFlow Print Server: Mehrere SchwachstellenDeutsch2023-08-09csaf · cert_bundDE

    Ein Angreifer kann mehrere Schwachstellen in Xerox FreeFlow Print Server ausnutzen, um die Vertraulichkeit, Verfügbarkeit und Integrität des Systems zu gefährden.

  • WID-SEC-W-2023-3146IBM MQ Operator and Queue manager: Mehrere SchwachstellenDeutsch2023-12-13csaf · cert_bundDE

    Ein Angreifer kann mehrere Schwachstellen in IBM MQ Operator and Queue manager ausnutzen, um einen Denial of Service Angriff durchzuführen, Informationen offenzulegen oder Sicherheitsmaßnahmen zu umgehen.

  • GHSA-vvpx-j8f3-3w6hgolang.org/x/net vulnerable to Uncontrolled Resource Consumption2023-02-17ghsa · osvUS

    A maliciously crafted HTTP/2 stream could cause excessive CPU consumption in the HPACK decoder, sufficient to cause a denial of service from a small number of small requests.

  • ICSA-24-046-11Siemens SCALANCE XCM-/XRM-3002024-02-13icsa · cisa_csaf_otUS

    SCALANCE XCM-/XRM-300 before V2.4 is affected by multiple vulnerabilities. Siemens has released an update for SCALANCE X-300 and recommends to update to the latest version.

  • BIT-golang-2022-41723Denial of service via crafted HTTP/2 stream in net/http and golang.org/x/net2024-03-06vendor · osvUS

    A maliciously crafted HTTP/2 stream could cause excessive CPU consumption in the HPACK decoder, sufficient to cause a denial of service from a small number of small requests.

  • GO-2023-1571Denial of service via crafted HTTP/2 stream in net/http and golang.org/x/net2023-02-16vendor · osvUS

    A maliciously crafted HTTP/2 stream could cause excessive CPU consumption in the HPACK decoder, sufficient to cause a denial of service from a small number of small requests.

07

also known as (7)

Other names and identifiers for this entity.

08

sources

Which sources assert this record, and when.

cnnvdenisa_euvdfstec_bduosvcert_bundcisa_csaf_otsiemens_psirtNVDCVE.orgMITRE
published 2023-02-28modified 2026-10-08
09

references (65)

External citations — patches, advisories, analysis.

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