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CVE-2015-5271

20
FAUCET Score

CVE-2015-5271 describes a vulnerability in TripleO Heat templates where the Identity Service (Keystone) is not properly ordered before the Swift staticweb middleware in the swiftproxy pipeline when staticweb is enabled. This misconfiguration could allow remote attackers to access sensitive information from private Swift containers. With a CVSS score of 7.5 (HIGH), this vulnerability is network-exploitable with low complexity, requiring no user interaction, and could lead to high confidentiality impact. There is no evidence of active exploitation, publicly available exploit code, or significant community discussion surrounding this CVE.

Impacted Technologies

VendorProductVersion(s)CPE
7.0CPE matchmatch criteria
cpe:2.3:a:redhat:openstack:7.0:*:*:*:*:*:*:*
Range not provided by sourceCPE matchmatch criteria
cpe:2.3:a:openstack:tripleo_heat_templates:-:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.0

7.5HIGH

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
NONE
Availability Impact
NONE
Exploitability Score
3.9
Impact Score
3.6
CvssVersion
3.0

Exploit Intelligence

EPSS Score
2.42%
Probability of exploitation in next 30 days
EPSS Percentile
82.4%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0242 is in the 69th percentile among its peer group of 51,551 CVEs.

Social Chatter

No social media mentions found for this CVE.

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.1 Mastodon, and 0.4 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Patch Available

Vendor Patches (19)

pippatch availablevia ghsa
Product: tripleo-heat-templatesFixed in: 0.8.7
redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux OpenStack Platform director 7.0 for RHEL 7Fixed in: ahc-tools-0:0.1.1-6.el7ost
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux OpenStack Platform director 7.0 for RHEL 7Fixed in: instack-undercloud-0:2.1.2-29.el7ost
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux OpenStack Platform director 7.0 for RHEL 7Fixed in: openstack-ironic-discoverd-0:1.1.0-6.el7ost
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux OpenStack Platform director 7.0 for RHEL 7Fixed in: openstack-tripleo-common-0:0.0.1.dev6-3.git49b57eb.el7ost
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux OpenStack Platform director 7.0 for RHEL 7Fixed in: openstack-tripleo-heat-templates-0:0.8.6-71.el7ost
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux OpenStack Platform director 7.0 for RHEL 7Fixed in: openstack-tripleo-image-elements-0:0.9.6-10.el7ost
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux OpenStack Platform director 7.0 for RHEL 7Fixed in: openstack-tripleo-puppet-elements-0:0.0.1-5.el7ost
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux OpenStack Platform director 7.0 for RHEL 7Fixed in: openstack-tuskar-0:0.4.18-4.el7ost
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux OpenStack Platform director 7.0 for RHEL 7Fixed in: os-net-config-0:0.1.4-4.el7ost
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux OpenStack Platform director 7.0 for RHEL 7Fixed in: python-hardware-0:0.14-7.el7ost
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux OpenStack Platform director 7.0 for RHEL 7Fixed in: python-proliantutils-0:2.1.0-4.el7ost
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux OpenStack Platform director 7.0 for RHEL 7Fixed in: python-rdomanager-oscplugin-0:0.0.10-8.el7ost
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux OpenStack Platform director 7.0 for RHEL 7Fixed in: openstack-tuskar-ui-0:0.4.0-3.el7ost
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux OpenStack Platform director 7.0 for RHEL 7Fixed in: os-cloud-config-0:0.2.8-7.el7ost
View patch
redhatvendor investigatingvia nvd_reference
View patch
redhatno patchvia redhat_api
Product: Red Hat Enterprise Linux OpenStack Platform 7 (Kilo) DirectorFixed in: inkstack-undercloud
redhatend of lifevia redhat_api
Product: Red Hat Enterprise Linux OpenStack Platform 6 (Juno)Fixed in: instack-undercloud
redhatend of lifevia redhat_api
Product: Red Hat Enterprise Linux OpenStack Platform 6 (Juno)Fixed in: openstack-tripleo-heat-templates

Vendor Advisories (2)

pipGHSA-8936-44gw-7664high

TripleO Heat templates might allow remote attackers to obtain sensitive information from private containers

May 17, 2022
redhatCVE-2015-5271Moderate

openstack-tripleo-heat-templates: unsafe pipeline ordering of swift staticweb middleware

Sep 22, 2015

References

access.redhat.com / errata/RHSA-2015:1862
Vendor Advisory
bugs.launchpad.net / tripleo/+bug/1494896
bugzilla.redhat.com / show_bug.cgi
launchpadlibrarian.net / 217268516/CVE-2015-5271_puppet-swift.patch