How severe is CVE-2013-0335?

CVE-2013-0335 has a CVSS 2.0 base score of 6.0, rated medium severity.

Is CVE-2013-0335 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (80th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2013-0335?

CVE-2013-0335 primarily affects Openstack Essex. In total, 6 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2013-0335?

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

When was CVE-2013-0335 published?

CVE-2013-0335 was published on 2013-03-22 and last updated on 2026-06-16.

CVE-2013-0335

CVE-2013-0335 is a medium-severity vulnerability in Openstack Essex with a CVSS 2.0 base score of 6.0. 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 6.0)
EPSS exploit prediction: 2% (80th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-264
Affected product: Openstack Essex
Published: 2013-03-22
Last modified: 2026-06-16

Description

OpenStack Compute (Nova) Grizzly, Folsom (2012.2), and Essex (2012.1) allows remote authenticated users to gain access to a VM in opportunistic circumstances by using the VNC token for a deleted VM that was bound to the same VNC port.

Frequently asked questions

What is CVE-2013-0335?: OpenStack Compute (Nova) Grizzly, Folsom (2012.2), and Essex (2012.1) allows remote authenticated users to gain access to a VM in opportunistic circumstances by using the VNC token for a deleted VM that was bound to the same VNC port.
How severe is CVE-2013-0335?: CVE-2013-0335 has a CVSS 2.0 base score of 6.0, rated medium severity.
Is CVE-2013-0335 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (80th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2013-0335?: CVE-2013-0335 primarily affects Openstack Essex. In total, 6 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2013-0335?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2013-0335 published?: CVE-2013-0335 was published on 2013-03-22 and last updated on 2026-06-16.

References

Affected products (6)

cpe:2.3:a:openstack:essex:2012.1:*:*:*:*:*:*:*
cpe:2.3:a:openstack:folsom:2012.2:*:*:*:*:*:*:*
cpe:2.3:a:openstack:grizzly:2012.2:*:*:*:*:*:*:*
cpe:2.3:o:canonical:ubuntu_linux:11.10:*:*:*:*:*:*:*
cpe:2.3:o:canonical:ubuntu_linux:12.04:-:lts:*:*:*:*:*
cpe:2.3:o:canonical:ubuntu_linux:12.10:*:*:*:*:*:*:*

More vulnerabilities in Openstack Essex

CVE-2013-0261 — High (CVSS 8.8): A flaw was found in PackStack. A local user could exploit a symlink attack on a temporary file with a predictable name…
CVE-2013-0208 — Medium (CVSS 6.5): The boot-from-volume feature in OpenStack Compute (Nova) Folsom and Essex, when using nova-volumes, allows remote…
CVE-2013-0266 — Medium (CVSS 5.5): A flaw was found in the `puppetlabs-cinder` module, as used in PackStack. This vulnerability is due to incorrect file…
CVE-2012-5482 — Medium (CVSS 5.5): The v2 API in OpenStack Glance Grizzly, Folsom (2012.2), and Essex (2012.1) allows remote authenticated users to delete…
CVE-2012-4573 — Medium (CVSS 5.5): The v1 API in OpenStack Glance Grizzly, Folsom (2012.2), and Essex (2012.1) allows remote authenticated users to delete…
CVE-2012-3361 — Medium (CVSS 5.5): virt/disk/api.py in OpenStack Compute (Nova) Folsom (2012.2), Essex (2012.1), and Diablo (2011.3) allows remote…

All CVEs affecting Openstack Essex →

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