Privilege escalation in OpenStack Keystone
CVE-2013-6391
The ec2tokens API in OpenStack Identity (Keystone) before Havana 2013.2.1 and Icehouse before icehouse-2 does not return a trust-scoped token when one is received, which allows remote trust users to gain privileges by generating EC2 credentials from a trust-scoped token and using them in an ec2tokens API request.
Vulnerability class: Privilege Escalation
Published · last modified .
CVSS v2 metric
CVSS v2 base score 5.8 (Medium). Vector: AV:N/AC:M/Au:N/C:P/I:P/A:N. This CVE predates CVSS v3 and has no v3 score from NVD.
EPSS exploit prediction
EPSS: 0.022 (82.2th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 82nd percentile — 82.2% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.022 · newest: 0.022 · change: 0.000
Affected products
- OpenStack Keystone
- Canonical Ubuntu Linux — versions 13.10
- Red Hat OpenStack — versions 4.0
Weakness classification (CWE)
References
- www.ubuntu.com/usn/USN-2061-1 (vendor-advisory, Third Party Advisory)
- www.securityfocus.com/bid/64253 (VDB Entry, Third Party Advisory, vdb-entry)
- www.openwall.com/lists/oss-security/2013/12/11/7 (mailing-list, Mailing List, Third Party Advisory)
- secunia.com/advisories/56154 (Third Party Advisory, third-party-advisory)
- secunia.com/advisories/56079 (Third Party Advisory, third-party-advisory)
- rhn.redhat.com/errata/RHSA-2014-0089.html (vendor-advisory, Third Party Advisory)
- bugs.launchpad.net/keystone/+bug/1242597 (Exploit, Third Party Advisory, Issue Tracking)
- exchange.xforce.ibmcloud.com/vulnerabilities/89657 (VDB Entry, Third Party Advisory, vdb-entry)