vulnerability
Ubuntu: USN-7926-1 (CVE-2025-65073): OpenStack Keystone vulnerabilities
| Severity | CVSS | Published | Added | Modified |
|---|---|---|---|---|
| 8 | (AV:N/AC:M/Au:N/C:P/I:C/A:N) | Nov 4, 2025 | Nov 19, 2025 | Dec 15, 2025 |
Description
Kay discovered that OpenStack Keystone incorrectly handled the ec2tokens
and s3tokens APIs. A remote attacker could possibly use this issue to
obtain unauthorized access and escalate privileges. (CVE-2025-65073)
It was discovered that OpenStack Keystone only validated the first 72
bytes of an application secret. An attacker could possibly use this issue
to bypass password complexity. (CVE-2021-3563)
It was discovered that OpenStack Keystone had a time lag before a token
should be revoked by the security policy. A remote administrator could use
this issue to maintain access for longer than expected. (CVE-2022-2447)
Solutions
References
- CVE-2025-65073
- https://attackerkb.com/topics/CVE-2025-65073
- CWE-863
- UBUNTU-USN-7926-1
- URL-https://security.openstack.org/ossa/OSSA-2025-002.html
- URL-https://ubuntu.com/security/notices/USN-7857-1
- URL-https://ubuntu.com/security/notices/USN-7926-1
- URL-https://www.cve.org/CVERecord?id=CVE-2025-65073
- URL-https://www.openwall.com/lists/oss-security/2025/11/04/2
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