CVE-2011-3147

CVE-2011-3147 is a high-severity vulnerability in Openstack Nova with a CVSS 3.x base score of 8.6. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-200.

Key facts

Description

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

Frequently asked questions

What is CVE-2011-3147?
Versions of nova before 2012.1 could expose hypervisor host files to a guest operating system when processing a maliciously constructed qcow filesystem.
How severe is CVE-2011-3147?
CVE-2011-3147 has a CVSS 3.x base score of 8.6, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.
Is CVE-2011-3147 being actively exploited?
It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (50th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2011-3147?
CVE-2011-3147 affects Openstack Nova. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2011-3147?
Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2011-3147 published?
CVE-2011-3147 was published on 2019-04-22 and last updated on 2026-06-16.

References

Affected products (1)

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