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CVE-2015-1856

5.5 · MEDIUM

OpenStack Object Storage (Swift) before 2.3.0, when allow_version is configured, allows remote authenticated users to delete the latest version of an object by leveraging listing access to the x-ve…

Published Apr 17, 2015openstackCWE-264EPSS 3.95%

Overview

CVE-2015-1856 is a medium-severity vulnerability affecting openstack swift. It was published on April 17, 2015 and has a CVSS 2.0 base score of 5.5 (MEDIUM).

This vulnerability has a CVSS 2.0 base score of 5.5, rated MEDIUM. It can be exploited remotely over the network. Some level of privileges is required for exploitation.

Technical description

OpenStack Object Storage (Swift) before 2.3.0, when allow_version is configured, allows remote authenticated users to delete the latest version of an object by leveraging listing access to the x-versions-location container.

Remediation

Check the references section for vendor advisories and patches from openstack. Update swift to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

Affected products

VendorProductVersionsStatus
openstackswift0Affected

References

Reflists.fedoraproject.org/pipermail/package-announce/2015-August/163113.htmlReflists.openstack.org/pipermail/openstack-announce/2015-April/000349.htmlReflists.opensuse.org/opensuse-security-announce/2015-10/msg00025.htmlRefrhn.redhat.com/errata/RHSA-2015-1681.htmlRefrhn.redhat.com/errata/RHSA-2015-1684.htmlRefrhn.redhat.com/errata/RHSA-2015-1845.htmlRefrhn.redhat.com/errata/RHSA-2015-1846.htmlRefwww.oracle.com/technetwork/topics/security/bulletinapr2015-2511959.htmlRefwww.securityfocus.com/bid/74182Refwww.ubuntu.com/usn/USN-2704-1

How CyberStrike helps

Frequently asked questions

What is CVE-2015-1856?

CVE-2015-1856 is a medium-severity vulnerability affecting openstack swift. It was published on April 17, 2015 and has a CVSS 2.0 base score of 5.5 (MEDIUM).

How severe is CVE-2015-1856?

This vulnerability has a CVSS 2.0 base score of 5.5, rated MEDIUM. It can be exploited remotely over the network. Some level of privileges is required for exploitation.

How do I fix or remediate CVE-2015-1856?

Check the references section for vendor advisories and patches from openstack. Update swift to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

How can CyberStrike help with CVE-2015-1856?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2015-1856 is actually reachable in your own applications and APIs, then verifies each finding before reporting it. That tells you if the weakness is a real, exploitable risk in your environment or a false positive you can safely deprioritize.

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