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CVE-2021-4047

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…

High7.5EPSS 0.93%
Published
Updated
Reserved
Assigned by
redhat

Description

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.

Scores

CVSS scores of CVE-2021-4047, by who scored it
Scored byCVSSScoreVector
NVDNVD · Modified3.1High7.5CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
EPSS (exploitation in 30 days)
0.93% · top 39% of all CVEs (7 Nov 2026)
Loading the EPSS history…

The list uses the assigner's score when there is one, then CISA's, then NVD's: High 7.5.

Weakness

Affected products

  • OpenShift

    • affected OpenShift 4.9

References (1)

Sources

The same CVE in the primary databases and aggregators, to check against.

Badge for a README or a ticket

CVE-2021-4047 badge
[![CVE-2021-4047](https://trackcve.app/badge/CVE-2021-4047.svg)](https://trackcve.app/cve/CVE-2021-4047)

Record last updated .