CVE-2011-3147

HIGHNVD 8.68.6—

8.6

Versions of nova before 2012.1 could expose hypervisor host files to a guest operating system when processing a maliciously constructed qcow filesystem.

CVSS v3: 8.6
EG Score: 8.6(medium)
EPSS: 39.5%
KEV: Not listed

Published

April 22, 2019

Last Modified

November 21, 2024

References (2)

cve@mitrehttp://bazaar.launchpad.net/~hudson-openstack/nova/trunk/revision/1604
af854a3a-2127-422b-91ae-364da2661108http://bazaar.launchpad.net/~hudson-openstack/nova/trunk/revision/1604

Affected Packages

(1 across 1 ecosystem)

PyPI(1)

Package	Vulnerable range	Fixed in	Dependents
nova	—	12.0.0a0	—

Weakness Classification(1)

MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.

CWE-200Exposure of Sensitive Information to an Unauthorized Actor

Data Freshness Timeline

(refreshed 9× in last 7d / 9× in last 30d)

Every time one of our enrichment pipelines (NVD, MITRE cvelistV5, EPSS, CISA KEV, GHSA, OSV, vendor advisories) ran against this CVE. Most recent first.

2026-05-27 20:23 UTCEG score recompute
2026-05-27 13:38 UTCepss_batch
2026-05-27 13:38 UTCepss_batch
2026-05-26 13:41 UTCepss_batch
2026-05-26 13:41 UTCepss_batch
2026-05-26 07:16 UTCepss_batch
2026-05-26 07:16 UTCepss_batch
2026-05-24 16:43 UTCepss_batch
2026-05-23 03:35 UTCOSV refresh

Frequently asked(5)

What is CVE-2011-3147?

CVE-2011-3147 is a high vulnerability published on April 22, 2019. Versions of nova before 2012.1 could expose hypervisor host files to a guest operating system when processing a maliciously constructed qcow filesystem.

When was CVE-2011-3147 disclosed?

CVE-2011-3147 was first published in the National Vulnerability Database on April 22, 2019, with the most recent update on November 21, 2024. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.

Is CVE-2011-3147 actively exploited?

CVE-2011-3147 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 39.5% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.

What is the CVSS score of CVE-2011-3147?

CVE-2011-3147 has a CVSS v3 base score of 8.6 (NVD).

How do I remediate CVE-2011-3147?

Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2011-3147, EchelonGraph cross-links them in the Vendor Advisories panel below — those typically contain the canonical remediation steps, fixed version numbers, and any vendor-specific mitigations.

Dependency Blast Radius

See which npm, PyPI, Go, and Maven packages are affected by CVE-2011-3147

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