CVE-2021-4047

mediumPriorität · verfolgen · 30EPSS 0.009 · 61. PerzentilEUUS
grimoire priorityP3 · Track
Exploitable?
—
no known exploitation
Likely / severe?
0.93% (61st) EPSS
CVSS 5 · medium
Is it mine?
20 products
Prüfe deine Angriffsfläche
Who says so?
4 sources
cnnvd · enisa_euvd · nvd · redhat_csaf

EPSS · bewertet 2026-10-27

The release of OpenShift 4.9.6 included four CVE fixes for the haproxy package, however the patch for CVE-2021-39242 was missing. This issue only affects Red Hat OpenShift 4.9.

01

Behebungen

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

Ein Hersteller-Fix ist verfügbar.

  • Behobenhaproxy-0:2.2.15-3.el8.src as a component of Red Hat OpenShift Container Platform 4.9redhat_csaf

    For OpenShift Container Platform 4.9 see the following documentation, which will be updated shortly for this release, for important instructions on how to upgrade your cluster and fully apply this asynchronous errata update: https://docs.openshift.com/container-platform/4.9/release_notes/ocp-4-9-release-notes.html Details on how to access this content are available at https://docs.openshift.com/container-platform/4.9/updating/updating-cluster-cli.html

    https://access.redhat.com/errata/RHSA-2021:5002
  • Behobenhaproxy-debugsource-0:2.2.15-3.el8.aarch64 as a component of Red Hat OpenShift Container Platform 4.9redhat_csaf

    For OpenShift Container Platform 4.9 see the following documentation, which will be updated shortly for this release, for important instructions on how to upgrade your cluster and fully apply this asynchronous errata update: https://docs.openshift.com/container-platform/4.9/release_notes/ocp-4-9-release-notes.html Details on how to access this content are available at https://docs.openshift.com/container-platform/4.9/updating/updating-cluster-cli.html

    https://access.redhat.com/errata/RHSA-2021:5002
  • Behobenhaproxy-debugsource-0:2.2.15-3.el8.ppc64le as a component of Red Hat OpenShift Container Platform 4.9redhat_csaf

    For OpenShift Container Platform 4.9 see the following documentation, which will be updated shortly for this release, for important instructions on how to upgrade your cluster and fully apply this asynchronous errata update: https://docs.openshift.com/container-platform/4.9/release_notes/ocp-4-9-release-notes.html Details on how to access this content are available at https://docs.openshift.com/container-platform/4.9/updating/updating-cluster-cli.html

    https://access.redhat.com/errata/RHSA-2021:5002
  • Behobenhaproxy-debugsource-0:2.2.15-3.el8.s390x as a component of Red Hat OpenShift Container Platform 4.9redhat_csaf

    For OpenShift Container Platform 4.9 see the following documentation, which will be updated shortly for this release, for important instructions on how to upgrade your cluster and fully apply this asynchronous errata update: https://docs.openshift.com/container-platform/4.9/release_notes/ocp-4-9-release-notes.html Details on how to access this content are available at https://docs.openshift.com/container-platform/4.9/updating/updating-cluster-cli.html

    https://access.redhat.com/errata/RHSA-2021:5002
  • Behobenhaproxy-debugsource-0:2.2.15-3.el8.x86_64 as a component of Red Hat OpenShift Container Platform 4.9redhat_csaf

    For OpenShift Container Platform 4.9 see the following documentation, which will be updated shortly for this release, for important instructions on how to upgrade your cluster and fully apply this asynchronous errata update: https://docs.openshift.com/container-platform/4.9/release_notes/ocp-4-9-release-notes.html Details on how to access this content are available at https://docs.openshift.com/container-platform/4.9/updating/updating-cluster-cli.html

    https://access.redhat.com/errata/RHSA-2021:5002
02

cvss

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

7.5
010

Basiswert 0–10 · höher = schwerwiegender · Vektor überfahren zum Auflösen⚠ Quellen uneinig · medium–high · 5–7.5

v2.05mediumAV:N/AC:L/Au:N/C:N/I:P/A:Nprimary · NVD / NIST USAusnutzbarkeit 10 · Auswirkung 2.9
v3.17.5highCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:Nprimary · NVD / NIST USAusnutzbarkeit 3.9 · Auswirkung 3.6
v3.16.9mediumCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N/E:Usecondary · CVSS-BT (t0sche)
v3.17.5highCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:Nsecondary · Red Hat Product Security US
03

schwächen

Die CWE-Schwächeklassen, zu denen dies gehört.

CWE-20USCWE-20US
04

betroffene Produkte (20)

Betroffene Produkte und Versionsbereiche.

05

Advisories (1)

Hersteller- und Ökosystem-Meldungen dazu.

  • RHSA-2021:5002Red Hat Security Advisory: OpenShift Container Platform 4.9.11 security update2021-12-13csaf · redhat_csafUS

    Red Hat OpenShift Container Platform release 4.9.11 is now available with updates to packages and images that fix several bugs and add enhancements. Red Hat Product Security has rated this update as having a security impact of Moderate. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability from the CVE link(s) in the References section.

06

auch bekannt als (3)

Weitere Namen und Kennungen dieser Entität.

07

quellen

Welche Quellen diesen Datensatz belegen und wann.

cnnvdenisa_euvdnvdredhat_csafNVDCVE.orgMITRE
veröffentlicht 2022-04-11geändert 2026-06-17
08

Referenzen (8)

Externe Belege — Patches, Meldungen, Analysen.

scry

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