CVE-2015-5271

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

7.5 HighFix available

CVE-2015-5271 is a high vulnerability (CVSS 7.5) in Openstack Tripleo Heat Templates, published April 15, 2016. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 2.44%, the 84th percentile. Fixed in tripleo-heat-templates 0.8.7.

The TripleO Heat templates (tripleo-heat-templates) do not properly order the Identity Service (keystone) before the OpenStack Object Storage (Swift) staticweb middleware in the swiftproxy pipeline when the staticweb middleware is enabled, which might allow remote attackers to obtain sensitive information from private containers via unspecified vectors.

Attack profile

How easy it is to exploit

Attack vector: Network
Complexity: Low
Privileges needed: None
User interaction: None

What an attacker can affect

Confidentiality: High
Integrity: None
Availability: None

Exploit likelihood

2.44%Up 1.2 points since Feb 4, 2022

What each source reports

NVD Score used 7.5

Record: CVE-2015-5271
CVSS 3.0: 7.5 HighCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
CVSS 2.0: 5.0 MediumAV:N/AC:L/Au:N/C:P/I:N/A:N
Weakness: CWE-200
Updated: 2026-11-02

CVE List No score

Record: CVE-2015-5271
Updated: 2026-11-02

EUVDEUVD-2016-0034 No score

Record: EUVD-2016-0034
Updated: 2026-11-03

GitHub AdvisoriesGHSA-8936-44gw-7664 8.7

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

Record: GHSA-8936-44gw-7664
CVSS 4.0: 8.7 HighCVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N
CVSS 3.0: 7.5 HighCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Weakness: CWE-200
Updated: 2026-11-02

OSVGHSA-8936-44gw-7664 8.7

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

Record: GHSA-8936-44gw-7664
CVSS 4.0: 8.7 HighCVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N
CVSS 3.0: 7.5 HighCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Weakness: CWE-200
Updated: 2026-11-02

OSVUBUNTU-CVE-2015-5271 7.5

Record: UBUNTU-CVE-2015-5271
CVSS 3.0: 7.5 HighCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Updated: 2026-11-02

OSVPYSEC-2016-34 No score

Record: PYSEC-2016-34
Updated: 2026-11-02

Affected products

Affected packages

Affected packages
Package	Affected	Fixed
`tripleo-heat-templates` PyPI	before 0.8.7	0.8.7
`tripleo-heat-templates` PyPI	before 0.8.7, plus listed versions 0.5.60.6.00.6.10.6.20.6.3 Show 18 moreShow less 0.6.40.7.00.7.10.7.20.7.30.7.40.7.50.7.60.7.70.7.80.7.90.8.00.8.10.8.20.8.30.8.40.8.50.8.6	0.8.7
`ahc-tools` Red Hat:openstack-director:7::el7	before 0:0.1.1-6.el7ost	0:0.1.1-6.el7ost
`instack-undercloud` Red Hat:openstack-director:7::el7	before 0:2.1.2-29.el7ost	0:2.1.2-29.el7ost
`openstack-ironic-discoverd` Red Hat:openstack-director:7::el7	before 0:1.1.0-6.el7ost	0:1.1.0-6.el7ost
`openstack-ironic-discoverd-ramdisk` Red Hat:openstack-director:7::el7	before 0:1.1.0-6.el7ost	0:1.1.0-6.el7ost
`openstack-tripleo-common` Red Hat:openstack-director:7::el7	before 0:0.0.1.dev6-3.git49b57eb.el7ost	0:0.0.1.dev6-3.git49b57eb.el7ost
`openstack-tripleo-heat-templates` Red Hat:openstack-director:7::el7	before 0:0.8.6-71.el7ost	0:0.8.6-71.el7ost
`openstack-tripleo-image-elements` Red Hat:openstack-director:7::el7	before 0:0.9.6-10.el7ost	0:0.9.6-10.el7ost
`openstack-tripleo-puppet-elements` Red Hat:openstack-director:7::el7	before 0:0.0.1-5.el7ost	0:0.0.1-5.el7ost

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Affected packages
Package	Affected	Fixed
`openstack-tuskar` Red Hat:openstack-director:7::el7	before 0:0.4.18-4.el7ost	0:0.4.18-4.el7ost
`openstack-tuskar-ui` Red Hat:openstack-director:7::el7	before 0:0.4.0-3.el7ost	0:0.4.0-3.el7ost
`os-cloud-config` Red Hat:openstack-director:7::el7	before 0:0.2.8-7.el7ost	0:0.2.8-7.el7ost
`os-net-config` Red Hat:openstack-director:7::el7	before 0:0.1.4-4.el7ost	0:0.1.4-4.el7ost
`python-hardware` Red Hat:openstack-director:7::el7	before 0:0.14-7.el7ost	0:0.14-7.el7ost
`python-hardware-doc` Red Hat:openstack-director:7::el7	before 0:0.14-7.el7ost	0:0.14-7.el7ost
`python-ironic-discoverd` Red Hat:openstack-director:7::el7	before 0:1.1.0-6.el7ost	0:1.1.0-6.el7ost
`python-proliantutils` Red Hat:openstack-director:7::el7	before 0:2.1.0-4.el7ost	0:2.1.0-4.el7ost
`python-rdomanager-oscplugin` Red Hat:openstack-director:7::el7	before 0:0.0.10-8.el7ost	0:0.0.10-8.el7ost

History

History
When	Changed	Sources
2026-11-03	affected
2026-11-03	aliases	EUVD
2026-11-02	created	CVE List, GitHub Advisories, NVD, OSV

References

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