CVE-2015-8234 OpenStack Glance Signature Verification Bypass
Remote attackers can bypass image signature verification in OpenStack Glance by exploiting MD5 collisions, allowing unsigned images to be accepted.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Local or same network only
- Victim action needed
- A user has to click or open something
- Fix
- None listed
What is CVE-2015-8234?
CVE-2015-8234 is a medium-severity vulnerability in n/a, published on 29 Mar 2017. It can only be exploited from the same machine or local network, and only if a user opens a file or follows a link.
Official 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.
Weakness: CWE-310
Which versions are affected by CVE-2015-8234?
3 open source packages ship an affected version, including glance. It affects 1 product.
| Package | Affected | Fixed in |
|---|---|---|
glance PyPI | All versions to 11.0.0 | None |
glance PyPI | All versions to 11.0.0 | None |
glance PyPI | All versions to 11.0.0 | None |
Products include Openstack Glance.
How do I fix CVE-2015-8234?
No fix has been published for CVE-2015-8234 yet. Limit exposure of the affected software until one is available.
Is CVE-2015-8234 being exploited?
There is no known exploitation of CVE-2015-8234 in the wild and no public exploit code.
Other vulnerabilities in n/a
- CVE-2017-7200 OpenStack Glance Server-Side Request Forgery (SSRF)
- CVE-2026-34881 OpenStack Glance is affected by Server-Side Request Forgery (SSRF)
- CVE-2016-8611 Denial of service in openstack-glance
- CVE-2015-3289 Denial of service in n/a
- CVE-2015-5163 OpenStack Image Service (Glance) allows remote authenticated users to read arbitrary file
Sources
Also known as DEBIAN-CVE-2015-8234, GHSA-wmhw-fvg9-87fc, PYSEC-2017-143.