CVE-2015-1856

17

FAUCET Score

CVE-2015-1856 describes a vulnerability in OpenStack Object Storage (Swift) versions prior to 2.3.0, specifically when the allow_version feature is enabled. This flaw allows authenticated users with listing access to the x-versions-location container to delete the latest version of an object. With a CVSS score of 5.5, this vulnerability has a network attack vector, low attack complexity, and results in partial integrity and availability impacts. There is no evidence of active exploitation, publicly available exploit code, or significant community discussion surrounding this CVE.

Impacted Technologies

Vendor	Product	Version(s)	CPE
		<= 2.2.2CPE matchmatch criteria	cpe:2.3:a:openstack:swift::::::::
		12.04CPE matchmatch criteria	cpe:2.3:o:canonical:ubuntu_linux:12.04::::lts:::
		14.04CPE matchmatch criteria	cpe:2.3:o:canonical:ubuntu_linux:14.04::::lts:::
		15.04CPE matchmatch criteria	cpe:2.3:o:canonical:ubuntu_linux:15.04:::::::*

CVSS Data

CVSS version used by this source: 2.0

5.5MEDIUM

AV:N/AC:L/Au:S/C:N/I:P/A:P

Confidentiality Impact

NONE

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

Access Vector

NETWORK

Access Complexity

LOW

Authentication

SINGLE

Exploitability Score

8.0

Impact Score

4.9

CvssVersion

2.0

Exploit Intelligence

EPSS Score

3.95%

Probability of exploitation in next 30 days

EPSS Percentile

89.3%

Percentile rank of EPSS score among Peer Group

As of 2026-07-25

Model: v2026.06.15

This CVE's current EPSS score of 0.0395 is in the 97th percentile among its peer group of 21,939 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, 0.0 Mastodon, and 0.1 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

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

Remediation

Patch Available

Vendor Patches (30)

pippatch availablevia ghsa

Product: swiftFixed in: 2.3.0

redhatpatch availablevia redhat_api

Product: Native Client for RHEL 6 for Red Hat StorageFixed in: glusterfs-0:3.7.1-16.el6

redhatpatch availablevia redhat_api

Product: Native Client for RHEL 7 for Red Hat StorageFixed in: glusterfs-0:3.7.1-16.el7

redhatpatch availablevia redhat_api

Product: Red Hat Enterprise Linux OpenStack Platform 5.0 (Icehouse) for RHEL 6Fixed in: openstack-swift-0:1.13.1-6.el6ost

redhatpatch availablevia redhat_api

Product: Red Hat Enterprise Linux OpenStack Platform 5.0 (Icehouse) for RHEL 7Fixed in: openstack-swift-0:1.13.1-5.el7ost

redhatpatch availablevia redhat_api

Product: Red Hat Enterprise Linux OpenStack Platform 6.0 (Juno) for RHEL 7Fixed in: openstack-swift-0:2.2.0-4.el7ost

redhatpatch availablevia redhat_api

Product: Red Hat Gluster Storage 3.1 for RHEL 6Fixed in: gdeploy-0:1.0-12.el6rhs

redhatpatch availablevia redhat_api

Product: Red Hat Gluster Storage 3.1 for RHEL 6Fixed in: glusterfs-0:3.7.1-16.el6rhs

redhatpatch availablevia redhat_api

Product: Red Hat Gluster Storage 3.1 for RHEL 6Fixed in: gluster-nagios-addons-0:0.2.5-1.el6rhs

redhatpatch availablevia redhat_api

Product: Red Hat Gluster Storage 3.1 for RHEL 6Fixed in: gluster-nagios-common-0:0.2.2-1.el6rhs

redhatpatch availablevia redhat_api

Product: Red Hat Gluster Storage 3.1 for RHEL 6Fixed in: gstatus-0:0.65-1.el6rhs

redhatpatch availablevia redhat_api

Product: Red Hat Gluster Storage 3.1 for RHEL 6Fixed in: nagios-server-addons-0:0.2.2-1.el6rhs

redhatpatch availablevia redhat_api

Product: Red Hat Gluster Storage 3.1 for RHEL 6Fixed in: nfs-ganesha-0:2.2.0-9.el6rhs

redhatpatch availablevia redhat_api

Product: Red Hat Gluster Storage 3.1 for RHEL 6Fixed in: openstack-swift-0:1.13.1-6.el6ost

redhatpatch availablevia redhat_api

Product: Red Hat Gluster Storage 3.1 for RHEL 6Fixed in: redhat-storage-server-0:3.1.1.0-2.el6rhs

redhatpatch availablevia redhat_api

Product: Red Hat Gluster Storage 3.1 for RHEL 6Fixed in: swiftonfile-0:1.13.1-5.el6rhs

redhatpatch availablevia redhat_api

Product: Red Hat Gluster Storage 3.1 for RHEL 6Fixed in: vdsm-0:4.16.20-1.3.el6rhs

redhatpatch availablevia redhat_api

Product: Red Hat Gluster Storage 3.1 for RHEL 7Fixed in: gdeploy-0:1.0-12.el7rhgs

redhatpatch availablevia redhat_api

Product: Red Hat Gluster Storage 3.1 for RHEL 7Fixed in: glusterfs-0:3.7.1-16.el7rhgs

redhatpatch availablevia redhat_api

Product: Red Hat Gluster Storage 3.1 for RHEL 7Fixed in: gluster-nagios-addons-0:0.2.5-1.el7rhgs

redhatpatch availablevia redhat_api

Product: Red Hat Gluster Storage 3.1 for RHEL 7Fixed in: gluster-nagios-common-0:0.2.2-1.el7rhgs

redhatpatch availablevia redhat_api

Product: Red Hat Gluster Storage 3.1 for RHEL 7Fixed in: gstatus-0:0.65-1.el7rhgs

redhatpatch availablevia redhat_api

Product: Red Hat Gluster Storage 3.1 for RHEL 7Fixed in: nagios-server-addons-0:0.2.2-1.el7rhgs

redhatpatch availablevia redhat_api

Product: Red Hat Gluster Storage 3.1 for RHEL 7Fixed in: nfs-ganesha-0:2.2.0-9.el7rhgs

redhatpatch availablevia redhat_api

Product: Red Hat Gluster Storage 3.1 for RHEL 7Fixed in: openstack-swift-0:1.13.1-6.el7ost

redhatpatch availablevia redhat_api

Product: Red Hat Gluster Storage 3.1 for RHEL 7Fixed in: redhat-storage-server-0:3.1.1.0-2.el7rhgs

redhatpatch availablevia redhat_api

Product: Red Hat Gluster Storage 3.1 for RHEL 7Fixed in: swiftonfile-0:1.13.1-5.el7rhgs

redhatpatch availablevia redhat_api

Product: Red Hat Gluster Storage 3.1 for RHEL 7Fixed in: vdsm-0:4.16.20-1.3.el7rhgs

redhatpatch availablevia redhat_api

Product: Red Hat Virtualization 4 for Red Hat Enterprise Linux 7Fixed in: glusterfs-0:3.7.1-16.el7

redhatend of lifevia redhat_api

Product: Red Hat OpenStack Platform 4Fixed in: openstack-swift

Vendor Advisories (2)

pipGHSA-cc77-5vw4-7pwgmedium

OpenStack Swift Unauthorized delete of versioned Swift object

redhatCVE-2015-1856Moderate

Swift: unauthorized deletion of versioned Swift object

References

lists.fedoraproject.org / pipermail/package-announce/2015-August/163113.html

lists.openstack.org / pipermail/openstack-announce/2015-April/000349.html

Vendor Advisory

lists.opensuse.org / opensuse-security-announce/2015-10/msg00025.html

rhn.redhat.com / errata/RHSA-2015-1681.html

rhn.redhat.com / errata/RHSA-2015-1684.html

rhn.redhat.com / errata/RHSA-2015-1845.html

rhn.redhat.com / errata/RHSA-2015-1846.html

bugs.launchpad.net / swift/+bug/1430645

Vendor Advisory

oracle.com / technetwork/topics/security/bulletinapr2015-2511959.html

securityfocus.com / bid/74182

Third Party AdvisoryVDB Entry

ubuntu.com / usn/USN-2704-1

Third Party Advisory