How severe is CVE-2011-1146?

CVE-2011-1146 has a CVSS 2.0 base score of 6.9, rated medium severity.

Is CVE-2011-1146 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (72nd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2011-1146?

CVE-2011-1146 affects Redhat Libvirt. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2011-1146?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2011-1146 published?

CVE-2011-1146 was published on 2011-03-15 and last updated on 2026-06-16.

CVE-2011-1146

CVE-2011-1146 is a medium-severity vulnerability in Redhat Libvirt with a CVSS 2.0 base score of 6.9. 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-264.

Key facts

Severity: Medium (CVSS 2.0 base score 6.9)
EPSS exploit prediction: 2% (72nd percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-264
Affected product: Redhat Libvirt
Published: 2011-03-15
Last modified: 2026-06-16

Description

libvirt.c in the API in Red Hat libvirt 0.8.8 does not properly restrict operations in a read-only connection, which allows remote attackers to cause a denial of service (host OS crash) or possibly execute arbitrary code via a (1) virNodeDeviceDettach, (2) virNodeDeviceReset, (3) virDomainRevertToSnapshot, (4) virDomainSnapshotDelete, (5) virNodeDeviceReAttach, or (6) virConnectDomainXMLToNative call, a different vulnerability than CVE-2008-5086.

Frequently asked questions

What is CVE-2011-1146?: libvirt.c in the API in Red Hat libvirt 0.8.8 does not properly restrict operations in a read-only connection, which allows remote attackers to cause a denial of service (host OS crash) or possibly execute arbitrary code via a (1) virNodeDeviceDettach, (2) virNodeDeviceReset, (3) virDomainRevertToSnapshot, (4) virDomainSnapshotDelete, (5) virNodeDeviceReAttach, or (6) virConnectDomainXMLToNative call, a different vulnerability than CVE-2008-5086.
How severe is CVE-2011-1146?: CVE-2011-1146 has a CVSS 2.0 base score of 6.9, rated medium severity.
Is CVE-2011-1146 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (72nd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2011-1146?: CVE-2011-1146 affects Redhat Libvirt. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2011-1146?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2011-1146 published?: CVE-2011-1146 was published on 2011-03-15 and last updated on 2026-06-16.

References

Affected products (1)

cpe:2.3:a:redhat:libvirt:0.8.8:*:*:*:*:*:*:*

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