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CVE-2015-8234

5.5 · MEDIUM

The image signature algorithm in OpenStack Glance 11.0.0 allows remote attackers to bypass the signature verification process via a crafted image, which triggers an MD5 collision.

Published Mar 29, 2017CWE-310EPSS 1.26%

Overview

CVE-2015-8234 is a medium-severity vulnerability. It was published on March 29, 2017 and has a CVSS 3.0 base score of 5.5 (MEDIUM).

This vulnerability has a CVSS 3.0 base score of 5.5, rated MEDIUM. It requires local or adjacent network access to exploit. No authentication or special privileges are required for exploitation.

Technical description

The image signature algorithm in OpenStack Glance 11.0.0 allows remote attackers to bypass the signature verification process via a crafted image, which triggers an MD5 collision.

Remediation

Check the references section for vendor advisories, patches, and mitigation guidance. 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.

References

Refseclists.org/oss-sec/2015/q4/303Refbugs.launchpad.net/glance/+bug/1516031Refwiki.openstack.org/wiki/OSSN/OSSN-0061Refseclists.org/oss-sec/2015/q4/303Refbugs.launchpad.net/glance/+bug/1516031Refwiki.openstack.org/wiki/OSSN/OSSN-0061

How CyberStrike helps

Frequently asked questions

What is CVE-2015-8234?

CVE-2015-8234 is a medium-severity vulnerability. It was published on March 29, 2017 and has a CVSS 3.0 base score of 5.5 (MEDIUM).

How severe is CVE-2015-8234?

This vulnerability has a CVSS 3.0 base score of 5.5, rated MEDIUM. It requires local or adjacent network access to exploit. No authentication or special privileges are required for exploitation.

How do I fix or remediate CVE-2015-8234?

Check the references section for vendor advisories, patches, and mitigation guidance. 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-2015-8234?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2015-8234 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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