THREATPORT/VULNERABILITY/CVE-2015-3241
MEDIUM SEVERITY

CVE-2015-3241

Nova vulnerability

CVSS
6.8
EPSS
3.5%
EPSS pct
88th
Exploited
No known
OpenStack Compute (nova) 2015.1 through 2015.1.1, 2014.2.3, and earlier does not stop the migration process when the instance is deleted, which allows remote authenticated users to cause a denial of service (disk, network, and other resource consumption) by resizing and then deleting an instance.
Affected vendor
Openstack
Affected product
Nova
CVSS vector
AV:N/AC:L/Au:S/C:N/I:N/A:C
Weakness type (CWE)
Published
2015-09-08

Risk analysis

Based on its CVSS vector, this vulnerability is exploitable over the network, low attack complexity, requiring single-factor authentication. Successful exploitation leads to complete impact to availability.

Its EPSS score of 3.5% reflects a lower probability of exploitation activity in the wild over the next 30 days, placing it above 88% of all scored CVEs.

Check your external exposure to CVE-2015-3241

  • Confirm whether Openstack Nova is running on any internet-facing host or subdomain.
  • Match discovered service fingerprints against the version affected by CVE-2015-3241.
  • Prioritise remediation if the asset is public, business-critical, or near authentication/payment flows.

How ThreatPort helps with CVE-2015-3241

ThreatPort's external attack surface scanner checks your internet-facing assets — agentlessly, from the outside in — for the exposed services and versions that CVE-2015-3241 affects, then prioritises the finding by real risk using CISA KEV and FIRST.org EPSS.

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Are you exposed to CVE-2015-3241?

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