CVE-2015-8234
OpenStack Glance Signature Verification Bypass
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.
Attack profile
How easy it is to exploit
- Attack vector
- Local
- Complexity
- Low
- Privileges needed
- None
- User interaction
- Required
What an attacker can affect
- Confidentiality
- None
- Integrity
- High
- Availability
- None
Exploit likelihood
What each source reports
NVD Score used
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.
- Record
CVE-2015-8234- CVSS 3.0
- 5.5 Medium
CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N - CVSS 2.0
- 4.3 Medium
AV:N/AC:M/Au:N/C:N/I:P/A:N - Weakness
- CWE-310
- Updated
- 2026-11-02
CVE List No score
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.
- Record
CVE-2015-8234- Updated
- 2026-11-02
EUVDEUVD-2017-0145 No score
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.
- Record
EUVD-2017-0145- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-wmhw-fvg9-87fc
OpenStack Glance Signature Verification Bypass
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.
- Record
GHSA-wmhw-fvg9-87fc- CVSS 3.0
- 5.5 Medium
CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N - Weakness
- CWE-328
- Updated
- 2026-11-02
OSV
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.
- Record
CVE-2015-8234- CVSS 3.0
- 5.5 Medium
CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N - Updated
- 2026-11-02
OSVDEBIAN-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.
- Record
DEBIAN-CVE-2015-8234- CVSS 3.0
- 5.5 Medium
CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N - Updated
- 2026-11-02
OSVGHSA-wmhw-fvg9-87fc
OpenStack Glance Signature Verification Bypass
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.
- Record
GHSA-wmhw-fvg9-87fc- CVSS 3.0
- 5.5 Medium
CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N - Weakness
- CWE-328
- Updated
- 2026-11-02
OSVPYSEC-2017-143
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.
- Record
PYSEC-2017-143- CVSS 3.0
- 5.5 Medium
CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N - Updated
- 2026-11-02
OSVUBUNTU-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.
- Record
UBUNTU-CVE-2015-8234- CVSS 3.0
- 5.5 Medium
CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N - Updated
- 2026-11-02
Affected products
Affected packages
| Package | Affected | Fixed |
|---|---|---|
glancePyPI |
through 11.0.0 | None known |
glanceDebian:12 |
All versions, plus listed versions 2:25.1.0-22:25.1.0-2+deb12u12:25.1.0-2+deb12u22:25.1.0-2+deb12u32:25.1.0-2+deb12u5 Show 45 moreShow less2:26.0.0-12:26.0.0-22:26.0.0-32:26.0.0-42:26.0.0~rc1-12:27.0.0-12:27.0.0-22:27.0.0~rc1-12:28.0.0~rc1-12:28.0.1-12:28.0.1-22:28.0.1-32:28.0.1-3+deb12u12:28.0.1-42:29.0.0-12:29.0.0-22:29.0.0-32:29.0.0-42:29.0.0~rc1-12:29.0.0~rc1-22:30.0.0-12:30.0.0-32:30.0.0~rc1-12:30.0.0~rc1-22:31.0.0-12:31.0.0-22:31.0.0-32:31.0.0-42:31.0.0~rc1-12:31.0.0~rc1-22:32.0.0-12:32.0.0-22:32.0.0-32:32.0.0-42:32.0.0~rc1-12:32.0.0~rc1-22:32.0.0~rc1-32:32.0.0~rc1-42:32.0.0~rc2-12:32.0.0~rc2-22:33.0.0-12:33.0.0-22:33.0.0-32:33.0.0-42:33.0.0-5 |
None known |
glanceDebian:13 |
All versions, plus listed versions 2:30.0.0-32:30.0.0-3+deb13u12:30.0.0-3+deb13u22:31.0.0-12:31.0.0-2 Show 23 moreShow less2:31.0.0-32:31.0.0-42:31.0.0~rc1-12:31.0.0~rc1-22:32.0.0-12:32.0.0-22:32.0.0-32:32.0.0-42:32.0.0~rc1-12:32.0.0~rc1-22:32.0.0~rc1-32:32.0.0~rc1-42:32.0.0~rc2-12:32.0.0~rc2-22:33.0.0-12:33.0.0-22:33.0.0-32:33.0.0-42:33.0.0-52:33.0.0-62:33.0.0~rc1-12:33.0.0~rc1-22:33.0.0~rc1-3 |
None known |
glanceDebian:14 |
All versions, plus listed versions 2:30.0.0-32:31.0.0-12:31.0.0-22:31.0.0-32:31.0.0-4 Show 21 moreShow less2:31.0.0~rc1-12:31.0.0~rc1-22:32.0.0-12:32.0.0-22:32.0.0-32:32.0.0-42:32.0.0~rc1-12:32.0.0~rc1-22:32.0.0~rc1-32:32.0.0~rc1-42:32.0.0~rc2-12:32.0.0~rc2-22:33.0.0-12:33.0.0-22:33.0.0-32:33.0.0-42:33.0.0-52:33.0.0-62:33.0.0~rc1-12:33.0.0~rc1-22:33.0.0~rc1-3 |
None known |
History
| Recorded | Changed | Sources |
|---|---|---|
| affected, facts | ||
| aliases | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD, OSV |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2015-8234 is a medium vulnerability (CVSS 5.5) in Openstack Glance, published March 29, 2017. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 1.26%, the 69th percentile. No source names a fixed version.
References
Left out here: 4 versions. The JSON record has them.