How severe is CVE-2016-7404?

CVE-2016-7404 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2016-7404 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (77th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2016-7404?

CVE-2016-7404 affects Openstack Magnum. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2016-7404?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.

When was CVE-2016-7404 published?

CVE-2016-7404 was published on 2019-06-21 and last updated on 2026-06-17.

CVE-2016-7404

CVE-2016-7404 is a critical-severity vulnerability in Openstack Magnum with a CVSS 3.x base score of 9.8. 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

Severity: Critical (CVSS 3.x base score 9.8)
CVSS v2: 7.5
EPSS exploit prediction: 2% (77th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-200
Affected product: Openstack Magnum
Published: 2019-06-21
Last modified: 2026-06-17

Description

OpenStack Magnum passes OpenStack credentials into the Heat templates creating its instances. While these should just be used for retrieving the instances' SSL certificates, they allow full API access, though and can be used to perform any API operation the user is authorized to perform.

Frequently asked questions

What is CVE-2016-7404?: OpenStack Magnum passes OpenStack credentials into the Heat templates creating its instances. While these should just be used for retrieving the instances' SSL certificates, they allow full API access, though and can be used to perform any API operation the user is authorized to perform.
How severe is CVE-2016-7404?: CVE-2016-7404 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2016-7404 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (77th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2016-7404?: CVE-2016-7404 affects Openstack Magnum. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2016-7404?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
When was CVE-2016-7404 published?: CVE-2016-7404 was published on 2019-06-21 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:openstack:magnum:-:*:*:*:*:*:*:*

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