CVE-2013-4463

lowpriority · track · 8EPSS 0.004 · 31 %ileEUUS

grimoire priorityP3 · Track

Exploitable?

—

no known exploitation

Likely / severe?

0.37% (31st) EPSS

CVSS 2.1 · low

Is it mine?

5 products

Check your exposure

Who says so?

4 sources

cnnvd · enisa_euvd · osv · nvd

EPSS · scored 2026-10-27

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.

cvss

Technical severity, 0–10. One row per scoring source.

2.1

010

base score 0–10 · higher = more severe · hover a vector to decode

v2.02.1lowAV:L/AC:L/Au:N/C:N/I:N/A:Pprimary · NVD / NIST USexploitability 3.9 · impact 2.9

v2.01.8lowAV:L/AC:L/Au:N/C:N/I:N/A:P/E:Usecondary · CVSS-BT (t0sche)

weaknesses

The CWE weakness classes this flaw belongs to.

CWE-399USprimary

affected products (5)

Products and version ranges known to be affected.

n/a n/a≤ n/aenisa_euvdEU
openstack folsomall versionsnvdUScpe:2.3:a:openstack:folsom:*:*:*:*:*:*:*:*
openstack grizzlyall versionsnvdUScpe:2.3:a:openstack:grizzly:*:*:*:*:*:*:*:*
openstack havanaall versionsnvdUScpe:2.3:a:openstack:havana:*:*:*:*:*:*:*:*
PyPI nova< 12.0.0a0osvUSpkg:pypi/nova

advisories (2)

Vendor and ecosystem advisories describing this.

GHSA-5644-2v3h-5w4xOpenStack Nova denial of service through compressed disk images2022-05-17ghsa · osvUS
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.
PYSEC-2026-865OpenStack Nova denial of service through compressed disk images2026-07-06vendor · osvUS
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.

also known as (6)

Other names and identifiers for this entity.

sources

Which sources assert this record, and when.

cnnvd enisa_euvd osv nvd NVD CVE.org MITRE

published 2014-02-06modified 2026-06-16

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+3721 more

references (12)

External citations — patches, advisories, analysis.

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