OpenStack Compute (Nova) Folsom, Grizzly, and Havana does not properly verify the virtual…
Priority LOW 11CWE-399Published · Updated
Key facts
- Attack vector
- Local
- Privileges required
- None
- User interaction
- — Not recorded in CVSS 2.0
- Attack complexity
- Low
- Impact type
- Denial of service
- Confidentiality · integrity · availability
- None · None · Partial
- Fix status
- Partial Red Hat: 1 fixed, 1 without a fix
Attack profile from CVSS 2.0 · NVD. Fix status from CNA, GitHub and Red Hat. Impact type from CWE-399 and the CVSS impact.
Summary
OpenStack Compute (Nova) Folsom, Grizzly, and Havana does not properly verify the virtual size of a QCOW2 image, which allows local users to cause a denial of service (host file system disk consumption) via a compressed QCOW2 image. NOTE: this issue is due to an incomplete fix for CVE-2013-2096.
Why it matters now
EPSS 0.00372 31st percentileScored 2026-11-07
Fix Partial nova (PyPI): 12.0.0a0Red Hat: 1 advisoryRed Hat: 1 fixed, 1 without a fix
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| — | — | all versions | — | No fix listed | CNA |
| — | nova (PyPI) | before 12.0.0a0 | 12.0.0a0 | Patch available | GHSA-5644-2v3h-5w4x |
- — Vendor— Affected all versions Fixed in — No fix listed CNA
- nova (PyPI) Vendor— Affected before 12.0.0a0 Fixed in 12.0.0a0 Patch available GHSA-5644-2v3h-5w4x
Remediation
- Fix · GHSA-5644-2v3h-5w4x nova (PyPI) Fixed in 12.0.0a0 Advisory →
Red Hat 1 advisory
- RHSA-2014:0112 Released 2014-01-30 · Red Hat rating Moderateopenstack-nova security and bug fix update
- Red Hat Enterprise Linux OpenStack Platform 3.0 openstack-nova-2013.1.4-4.el6ost, openstack-nova-api-2013.1.4-4.el6ost, openstack-nova-cells-2013.1.4-4.el6ost +10
Vendor assessments
Red Hat
Red Hat rating: Moderate. Red Hat's page for this CVE →
| Product | Status | Plan or fix |
|---|---|---|
| Red Hat OpenStack Platform 4 | Affected | No fix yet |
| Red Hat Enterprise Linux OpenStack Platform 3.0 | Fixed | RHSA-2014:0112 |
Timeline
- 2026-10-02 Threatist record created from CVE-2013-4463
- 2026-10-03 Alias added: GHSA-5644-2v3h-5w4x
References
Other 5
- https://bugs.launchpad.net/nova/+bug/1206081
- [oss-security] 20131031 [OSSA 2013-029] Potential Nova denial of service through compressed disk images (CVE-2013-4463, CVE-2013-4469)
- https://github.com/openstack/nova
- http://github.com/openstack/nova/commit/3cdfe894ab58f7b91bf7fb690fc5bc724e44066f
- http://github.com/openstack/nova/commit/f6810be4ae1a6c93e7d8017ee67d5344dfdf4a30
More OpenStack Folsom vulnerabilities
- TI-2013-00195 Packstack: packstack: arbitrary file overwrite via symlink attack CVSS 3.1HIGH 8.8
- TI-2013-01930 XML injection vulnerability in account/utils.py in OpenStack Swift Folsom, Grizzly, and… CVSS 2.0HIGH 7.5
- TI-2013-00265 Openstack nova: vnc proxy can connect to the wrong vm CVSS 3.1HIGH 7.6
- TI-2013-01648 OpenStack Keystone Folsom (2012.2) does not properly perform revocation checks for… CVSS 2.0MEDIUM 6.8
- TI-2013-00142 The boot-from-volume feature in OpenStack Compute (Nova) Folsom and Essex, when using… CVSS 2.0MEDIUM 6.5
- TI-2013-03945 The XenAPI backend in OpenStack Compute (Nova) Folsom, Grizzly, and Havana before 2013.2… CVSS 2.0MEDIUM 6.4
Sources
- CVE-2013-4463 · CVE Program
- CVE-2013-4463 · NVD
- FIRST EPSS
- GHSA-5644-2v3h-5w4x · GitHub Advisory Database · CC BY 4.0
- CVE-2013-4463 · Red Hat security data · CC BY 4.0
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