CVE-2013-0270
Keystone: openstack keystone: denial of service via large http request with long tenant name
- 6.5MediumCVSS base score
- 3.2%Exploitation in 30 daysEPSS · top 12% of all CVEs
- NoKnown exploitednot in CISA's KEV catalog
- NonePublic exploitsnone known yet
Description
A flaw was found in OpenStack Keystone. A remote attacker could exploit this vulnerability by sending a large HTTP request, specifically by providing a long tenant name when requesting a token. This could lead to a denial of service, consuming excessive CPU and memory resources on the affected system.
Timeline
ID reserved
By redhat
- 4 months later
· 4 months later
Published
- 13 years later
· 13 years later
Record updated
Changes after publication (a new score, a public exploit, EPSS crossing 1, 10 or 50 %, leaving KEV) are kept since November 2026; earlier ones are not known.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| redhatCNA (assigner) | 3.1 | Medium6.5 | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H |
| NVDNVD · Modified | 3.1 | Medium6.5 | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H |
- EPSS (exploitation in 30 days)
- 3.2% · top 12% of all CVEs (11 Nov 2026)
The list uses the assigner's score when there is one, then CISA's, then NVD's: Medium 6.5.
Affected products
Red Hat · OpenStack Folsom for RHEL 6
- unaffected 0:2012.2.3-7.el6ost – < *
Red Hat · Red Hat OpenStack Platform 13 (Queens)
All versions: affected
Red Hat · Red Hat OpenStack Platform 16.2
All versions: affected
Red Hat · Red Hat OpenStack Platform 16.2
All versions: affected
Red Hat · Red Hat OpenStack Platform 17.1
All versions: affected
Red Hat · Red Hat OpenStack Platform 17.1
All versions: affected
Red Hat · Red Hat OpenStack Platform 18.0
All versions: affected
Red Hat · Red Hat OpenStack Platform 18.0
All versions: affected
Affected packages
From reviewed advisories of the GitHub Advisory Database.
- PyPIkeystoneGHSA-4ppj-4p4v-jf4p (opens in a new tab)
What to do
Workaround: Mitigation for this issue is either not available or the currently available options do not meet the Red Hat Product Security criteria comprising ease of use and deployment, applicability to widespread installation base, or stability.
References
References8
- http://rhn.redhat.com/errata/RHSA-2013-0708.html (opens in a new tab)vendor-advisoryx_refsource_REDHATx_transferred
- RHSA-2013:0708 (opens in a new tab)vendor-advisoryx_refsource_REDHAT
- https://access.redhat.com/security/cve/CVE-2013-0270 (opens in a new tab)vdb-entryx_refsource_REDHAT
- https://bugs.launchpad.net/keystone/+bug/1099025 (opens in a new tab)x_refsource_CONFIRMx_transferred
- https://bugzilla.redhat.com/show_bug.cgi?id=909012 (opens in a new tab)x_refsource_MISCx_transferred
- https://github.com/openstack/keystone/commit/7691276b869a86c2b75631d5bede9f61e030d9d8 (opens in a new tab)x_refsource_CONFIRMx_transferred
- https://github.com/openstack/keystone/commit/82c87e5638ebaf9f166a9b07a0155291276d6fdc (opens in a new tab)x_refsource_CONFIRMx_transferred
- https://launchpad.net/keystone/grizzly/2013.1 (opens in a new tab)x_refsource_CONFIRMx_transferred
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- EUVD EUVD-2022-2419 (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisory GHSA-4ppj-4p4v-jf4p (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Badge for a README or a ticket
[](https://cveledger.app/cve/CVE-2013-0270)Record last updated .