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CVE-2023-5625

22
FAUCET Score

CVE-2023-5625 is a regression in the Red Hat build of python-eventlet, affecting Red Hat Enterprise Linux, OpenShift Container Platform, and OpenStack Platform. This vulnerability, stemming from an incomplete application of a patch for CVE-2021-21419, allows an unauthenticated attacker to cause a denial of service with low attack complexity. While rated as HIGH severity (CVSS 7.5), there is no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or inclusion in CISA's KEV catalog. Community discussion and media coverage are minimal, indicating low current attention.

Impacted Technologies

VendorProductVersion(s)CPE
4.12CPE matchmatch criteria
cpe:2.3:a:redhat:openshift_container_platform_for_arm64:4.12:*:*:*:*:*:*:*
4.12CPE matchmatch criteria
cpe:2.3:a:redhat:openshift_container_platform_for_linuxone:4.12:*:*:*:*:*:*:*
4.12CPE matchmatch criteria
cpe:2.3:a:redhat:openshift_container_platform_for_power:4.12:*:*:*:*:*:*:*
4.12CPE matchmatch criteria
cpe:2.3:a:redhat:openshift_container_platform_ibm_z_systems:4.12:*:*:*:*:*:*:*
17.1CPE matchmatch criteria
cpe:2.3:a:redhat:openstack_platform:17.1:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.1

5.3MEDIUM

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
LOW
Exploitability Score
3.9
Impact Score
1.4
CvssVersion
3.1

Exploit Intelligence

EPSS Score
0.80%
Probability of exploitation in next 30 days
EPSS Percentile
52.9%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0080 is in the 28th percentile among its peer group of 51,551 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.1 Mastodon, and 0.4 GitHub mentions.

Media Mentions

The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Patch Available

Vendor Patches (4)

redhatpatch availablevia nvd_reference
View patch
redhatpatch availablevia redhat_api
Product: Ironic content for Red Hat OpenShift Container Platform 4.12Fixed in: python-eventlet-0:0.30.2-4.el9
View patch
redhatpatch availablevia redhat_api
Product: Red Hat OpenStack Platform 17.1 for RHEL 8Fixed in: python-eventlet-0:0.30.2-4.el8ost
View patch
redhatpatch availablevia redhat_api
Product: Red Hat OpenStack Platform 17.1 for RHEL 9Fixed in: python-eventlet-0:0.30.2-4.el9ost
View patch

Vendor Advisories (1)

redhatCVE-2023-5625Moderate

python-eventlet: patch regression for CVE-2021-21419 in some Red Hat builds

Oct 17, 2023

References

access.redhat.com / errata/RHSA-2023:6128
PatchVendor Advisory
access.redhat.com / errata/RHSA-2024:0188
access.redhat.com / errata/RHSA-2024:0213
access.redhat.com / security/cve/CVE-2023-5625
Vendor Advisory
bugzilla.redhat.com / show_bug.cgi
Issue TrackingVendor Advisory