# CVE-2013-0270

## Summary

- **CVE ID:** CVE-2013-0270
- **Severity:** MEDIUM
- **CVSS Score:** 6.5 (CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H)
- **CWE:** CWE-1284
- **Published:** Apr 12, 2013
- **Last Modified:** Jul 30, 2026

## Description

OpenStack Keystone Grizzly before 2013.1, Folsom, and possibly earlier allows remote attackers to cause a denial of service (CPU and memory consumption) via a large HTTP request, as demonstrated by a long tenant_name when requesting a token.

## Affected Products

- n/a — n/a (n/a)
- Red Hat — OpenStack Folsom for RHEL 6 (0:2012.2.3-7.el6ost)

## References

- [CNA](https://launchpad.net/keystone/grizzly/2013.1)
- [CNA](https://github.com/openstack/keystone/commit/82c87e5638ebaf9f166a9b07a0155291276d6fdc)
- [CNA](https://bugzilla.redhat.com/show_bug.cgi?id=909012)
- [CNA](https://github.com/openstack/keystone/commit/7691276b869a86c2b75631d5bede9f61e030d9d8)
- [CNA](https://bugs.launchpad.net/keystone/+bug/1099025)
- [CNA](http://rhn.redhat.com/errata/RHSA-2013-0708.html)
- [CNA](https://access.redhat.com/security/cve/CVE-2013-0270)
- [CNA](https://access.redhat.com/errata/RHSA-2013:0708)

## Exploitation Prediction (EPSS)

- **EPSS Score:** 1.81%
- **EPSS Percentile:** 82.5

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_Exported from OnDuty AI Vulnerability Intelligence on 2026-09-18._