Predictive Vulnerability Intelligence.

Product

  • Product
  • Pricing
  • Documentation

Company

  • About
  • Partnerships
  • Blog
  • Support

Legal

  • Terms
  • Privacy
  • Data Licensing

© 2026 FAUCET Technologies LLC. All rights reserved.

CVE-2015-5303

19
FAUCET Score

CVE-2015-5303 describes a vulnerability in OpenStack TripleO Heat Templates where remote attackers can spoof OpenStack Networking metadata requests. This is possible due to knowledge of the default NeutronMetadataProxySharedSecret parameter. Rated 7.5 HIGH on CVSSv3, this vulnerability has a network attack vector and low complexity, potentially leading to high integrity impact without requiring user interaction. There is no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage.

Impacted Technologies

VendorProductVersion(s)CPE
All Versions ImpactedCPE 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:N/I:H/A:N

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

Exploit Intelligence

EPSS Score
1.65%
Probability of exploitation in next 30 days
EPSS Percentile
74.1%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0165 is in the 56th 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 (4)

pippatch availablevia ghsa
Product: tripleo-heat-templatesFixed in: 0.8.10
redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux OpenStack Platform director 7.0 for RHEL 7Fixed in: openstack-tripleo-heat-templates-0:0.8.6-94.el7ost
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux OpenStack Platform director 7.0 for RHEL 7Fixed in: python-rdomanager-oscplugin-0:0.0.10-22.el7ost
View patch
redhatvendor investigatingvia nvd_reference
View patch

Vendor Advisories (2)

pipGHSA-m94p-8942-pm49high

OpenStack TripleO Heat templates spoof metadata requests

May 17, 2022
redhatCVE-2015-5303Moderate

python-rdomanager-oscplugin: NeutronMetadataProxySharedSecret parameter uses default value

Dec 9, 2015

References

access.redhat.com / errata/RHSA-2015:2650
Vendor Advisory
bugs.launchpad.net / tripleo/+bug/1516027