Bug 2415344 (CVE-2025-65073)

Summary: CVE-2025-65073 openstack-keystone: OpenStack Keystone: Unauthorized access and privilege escalation via AWS signature validation flaw
Product: [Other] Security Response Reporter: OSIDB Bzimport <bzimport>
Component: vulnerabilityAssignee: Product Security DevOps Team <prodsec-dev>
Status: NEW --- QA Contact:
Severity: high Docs Contact:
Priority: high    
Version: unspecifiedCC: eglynn, jjoyce, jschluet, lhh, lsvaty, mburns, mgarciac, pgrist
Target Milestone: ---Keywords: Security
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Hardware: All   
OS: Linux   
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A flaw was found in OpenStack Keystone. This vulnerability allows an attacker to obtain a valid OpenStack's Keystone token, leading to access to unauthorized resources or privilege escalation within the OpenStack instance via sending a valid AWS (Amazon Web Services) signature to the /v3/ec2tokens or /v3/s3tokens API (Application Programming Interface) endpoints.
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oVirt Team: --- RHEL 7.3 requirements from Atomic Host:
Cloudforms Team: --- Target Upstream Version:
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Description OSIDB Bzimport 2025-11-17 08:01:18 UTC
OpenStack Keystone before 26.0.1, 27.0.0, and 28.0.0 allows a /v3/ec2tokens or /v3/s3tokens request with a valid AWS Signature to provide Keystone authorization.