Home/CVE/A flaw was found in OpenStack Keystone. A remote attacker could exploit this vulnerability by sending a large HTTP reque
CVE

CVE-2013-0270

A flaw was found in OpenStack Keystone. A remote attacker could exploit this vulnerability by sending a large HTTP reque

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.

MEDIUM · CVSS 6.5 EPSS 0.02681
Monitor
  • No active-exploitation, high-EPSS, or public-exploit signals - routine patching cadence
Sigma rules0 YARA rules0
⬡

Weakness Classification

CWE-119Improper Restriction of Operations within the Bounds of a Memory Buffer
CWE-1284Improper Validation of Specified Quantity in Input
▤

Affected Products & Versions

3
openstack keystone>= 2012.1 and <= 2012.1.3
openstack keystone>= 2012.2 and <= 2012.2.4
openstack keystoneall versions
▤

Affected Packages

1
Language-ecosystem packages (from OSV) tied to this CVE, with the version that fixes it - the dependency-level detail NVD doesn’t carry.
PyPI keystone MODERATE fixed in 8.0.0a0
▣

Scoring & Timeline

6.5
MEDIUM · CVSS v3.1 · secalert@redhat.com
View on NVD
Attack Vector
Network Adjacent Local Physical
Attack Complexity
Low High
Privileges Required
None Low High
User Interaction
None Required
Scope
Unchanged Changed
Confidentiality
None Low High
Integrity
None Low High
Availability
None Low High
Published to NVD12 Apr 2013 · 10:55 PM
CVSS VectorCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
⚑

Vendor Advisories

1
rhsaRHSA-2013:0708Moderate
🔗

References & Sources

7
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
http://rhn.redhat.com/errata/RHSA-2013-0708.htmlThird Party Advisory
https://access.redhat.com/security/cve/CVE-2013-0270
https://bugs.launchpad.net/keystone/+bug/1099025Third Party Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=909012Third Party Advisory
https://github.com/openstack/keystone/commit/7691276b869a86c2b75631d5bede9f61e030d9d8Third Party Advisory
https://github.com/openstack/keystone/commit/82c87e5638ebaf9f166a9b07a0155291276d6fdcThird Party Advisory
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