What is CVE-2015-8234?

CVE-2015-8234 is a medium-severity vulnerability in OpenStack Glance, classified under Cryptographic Issues. CVSS score: 5.5/10. Published 2017-03-29.

How severe is CVE-2015-8234?

Medium severity. CVSS v3 base score is 5.5 out of 10.

Vulnerability in OpenStack Glance

CVE-2015-8234

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.

Vulnerability class: POODLE (CVE-2014-3566)

Published 2017-03-29 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 5.5 (Medium). Vector: CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N.

EPSS exploit prediction

EPSS: 0.013 (69.3th percentile), scored 2026-10-21.

Low probability of exploitation in the next 30 days, but still tracked. 69th percentile — 69.3% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.017 · newest: 0.013 · change: -0.004

Affected products

OpenStack Glance — versions 11.0.0

Weakness classification (CWE)

CWE-310 — Cryptographic Issues

References

seclists.org/oss-sec/2015/q4/303 (mailing-list, Mailing List, Third Party Advisory)
wiki.openstack.org/wiki/OSSN/OSSN-0061 (Third Party Advisory)
bugs.launchpad.net/glance/+bug/1516031 (Patch, Third Party Advisory, Issue Tracking)

Frequently asked questions

What is CVE-2015-8234?: CVE-2015-8234 is a medium-severity vulnerability in OpenStack Glance, classified under Cryptographic Issues. CVSS score: 5.5/10. Published 2017-03-29.
How severe is CVE-2015-8234?: Medium severity. CVSS v3 base score is 5.5 out of 10.