USN-2324-1

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USN-2324-1

Summary: keystone vulnerabilities

Details: Steven Hardy discovered that OpenStack Keystone did not properly handle chained delegation. A remove authenticated attacker could use this to gain privileges by creating a new token with additional roles. (CVE-2014-3476) Jamie Lennox discovered that OpenStack Keystone did not properly validate the project id. A remote authenticated attacker may be able to use this to access other projects. (CVE-2014-3520) Brant Knudson and Lance Bragstad discovered that OpenStack Keystone would not always revoke tokens correctly. If Keystone were configured to use revocation events, a remote authenticated attacker could continue to have access to resources. (CVE-2014-5251, CVE-2014-5252, CVE-2014-5253)

References: https://ubuntu.com/security/notices/USN-2324-1, https://ubuntu.com/security/CVE-2014-3476, https://ubuntu.com/security/CVE-2014-3520, https://ubuntu.com/security/CVE-2014-5251, https://ubuntu.com/security/CVE-2014-5252, https://ubuntu.com/security/CVE-2014-5253