CVE-2025-3528
8.2
CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:C/C:H/I:H/A:H
Summary
A flaw was found in the Mirror Registry. The quay-app container shipped as part of the Mirror Registry for OpenShift has write access to the /etc/passwd. This flaw allows a malicious actor with access to the container to modify the passwd file and elevate their privileges to the root user within that pod.
Affected Software
| Vendor | Product | Version Range | Status |
|---|---|---|---|
0 < 2 | affected | ||
| Red Hat | MIRROR-REGISTRY-2.0-RHEL-8 | v2.0.7-9 < * | unaffected |
Weaknesses
- CWE-276: Incorrect Default Permissions
Workarounds
This issue can be mitigated by setting this line in each mirror registry systemd configurations:
–security-opt=no-new-privileges
This would prevent any privilege escalation until the issue is fixed.
ADP Enrichment
CISA ADP Vulnrichment
- SSVC:
- Exploitation: none
- Automatable: no
- Technical Impact: total
References
- https://access.redhat.com/errata/RHBA-2025:9645
- https://access.redhat.com/security/cve/CVE-2025-3528
- https://bugzilla.redhat.com/show_bug.cgi?id=2359143
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