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-2015-8466

19
FAUCET Score

CVE-2015-8466 describes a replay attack vulnerability in Swift3 versions prior to 1.9, affecting products like Fedora and OpenStack Swift3. This high-severity flaw (CVSS 7.4) allows remote attackers to replay Authorization requests by exploiting the absence of a Date header, potentially leading to high impact on confidentiality and integrity with high attack complexity. Despite its severity, there is no evidence of active exploitation, public exploit code, or significant community discussion or media coverage.

Impacted Technologies

VendorProductVersion(s)CPE
23CPE matchmatch criteria
cpe:2.3:o:fedoraproject:fedora:23:*:*:*:*:*:*:*
<= 1.8CPE matchmatch criteria
cpe:2.3:a:openstack:swift3:*:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.0

7.4HIGH

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

Attack Vector
NETWORK
Attack Complexity
HIGH
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
NONE
Exploitability Score
2.2
Impact Score
5.2
CvssVersion
3.0

Exploit Intelligence

EPSS Score
2.01%
Probability of exploitation in next 30 days
EPSS Percentile
78.8%
Percentile rank of EPSS score among Peer Group
As of 2026-07-24
Model: v2026.06.15
This CVE's current EPSS score of 0.0201 is in the 36th percentile among its peer group of 8,913 CVEs.

Social Chatter

No social media mentions found for this CVE.

The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.1 Bluesky, 0.0 Mastodon, and 0.2 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 (6)

fedorapatch availablevia nvd_reference
View patch
github_advisorypatch availablevia nvd_reference
View patch
redhatno patchvia redhat_api
Product: Red Hat OpenStack Platform 8 (Liberty)Fixed in: openstack-swift-plugin-swift3
redhatend of lifevia redhat_api
Product: Red Hat Enterprise Linux OpenStack Platform 5 (Icehouse)Fixed in: openstack-swift-plugin-swift3
redhatend of lifevia redhat_api
Product: Red Hat Enterprise Linux OpenStack Platform 6 (Juno)Fixed in: openstack-swift-plugin-swift3
redhatend of lifevia redhat_api
Product: Red Hat Enterprise Linux OpenStack Platform 7 (Kilo)Fixed in: openstack-swift-plugin-swift3

Vendor Advisories (1)

redhatCVE-2015-8466Low

openstack-swift-plugin3: replay attack - date/date header unvalidated

Dec 9, 2015

References

lists.fedoraproject.org / pipermail/package-announce/2015-December/174374.html
Patch
bugs.launchpad.net / swift3/+bug/1497424
github.com / openstack/swift3/blob/master/CHANGELOG
Patch
swiftstack.com / docs/admin/release.html
debian.org / security/2016/dsa-3583