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CVE-2021-3684

MEDIUM
5.5
CVSS Score
Published: March 24, 2023 at 12:00 AM UTC
Updated: June 17, 2026 at 04:05 AM UTC
3 products affected across 1 vendorOpenShift Container PlatformOpenShift Assisted InstallerEnterprise Linux

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Severity
MEDIUM5.5
Exploit prediction
EPSS 0.2%
SSVC
No known exploit

Description

A vulnerability was found in OpenShift Assisted Installer. During generation of the Discovery ISO, image pull secrets were leaked as plaintext in the installation logs. An authenticated user could exploit this by re-using the image pull secret to pull container images from the registry as the associated user.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

OpenShift Assisted Installer· Red Hatrpm
95%
v < 1.0.25.3openshift/assisted-installer 1.0.25.1, openshift/assisted-installer 2.0.0
Affected range stops below 1.0.25.3, so it looks safe — our inference, not a vendor statement
redhat-enterprise-linux (environment)
OpenShift Container Platform· Red Hatcontainer
95%
4.6
redhat-enterprise-linux (environment)
Enterprise Linux· Red Hatrpmdevice
80%
All versions

References (3)

Issue TrackingPatchVendor Advisory
Source: [email protected]
https://bugzilla.redhat.com/show_bug.cgi?id=1985962
Patch
Source: [email protected]
https://github.com/openshift/assisted-installer/commit/2403dad3795406f2c5d923af0894e07bc8b0bdc4
Patch
Source: [email protected]
https://github.com/openshift/assisted-installer/commit/f3800cfa3d64ce6dcd6f7b73f0578bb99bfdaf7a

SSVC — Action Prioritization

SSVCNo known exploitNot automatablePartial impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

5.5MEDIUM[email protected]
Attack Vector
LOCAL
Complexity
LOW
Privileges
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
NONE
Availability
NONE
Vector?

Quick Info

StatusMODIFIED
CWE
CWE-532

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