How severe is CVE-2016-9590?

CVE-2016-9590 has a CVSS 3.x base score of 6.5, rated medium severity. It is exploitable over local access with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.

Is CVE-2016-9590 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (63rd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2016-9590?

CVE-2016-9590 primarily affects Redhat Openstack. In total, 4 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2016-9590?

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

When was CVE-2016-9590 published?

CVE-2016-9590 was published on 2018-04-26 and last updated on 2026-06-17.

CVE-2016-9590

CVE-2016-9590 is a medium-severity vulnerability in Redhat Openstack with a CVSS 3.x base score of 6.5. 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: Medium (CVSS 3.x base score 6.5)
CVSS v2: 4.0
EPSS exploit prediction: 1% (63rd percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-200
Affected product: Redhat Openstack
Published: 2018-04-26
Last modified: 2026-06-17

Description

puppet-swift before versions 8.2.1, 9.4.4 is vulnerable to an information-disclosure in Red Hat OpenStack Platform director's installation of Object Storage (swift). During installation, the Puppet script responsible for deploying the service incorrectly removes and recreates the proxy-server.conf file with world-readable permissions.

Frequently asked questions

What is CVE-2016-9590?: puppet-swift before versions 8.2.1, 9.4.4 is vulnerable to an information-disclosure in Red Hat OpenStack Platform director's installation of Object Storage (swift). During installation, the Puppet script responsible for deploying the service incorrectly removes and recreates the proxy-server.conf file with world-readable permissions.
How severe is CVE-2016-9590?: CVE-2016-9590 has a CVSS 3.x base score of 6.5, rated medium severity. It is exploitable over local access with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.
Is CVE-2016-9590 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (63rd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2016-9590?: CVE-2016-9590 primarily affects Redhat Openstack. In total, 4 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2016-9590?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2016-9590 published?: CVE-2016-9590 was published on 2018-04-26 and last updated on 2026-06-17.

References

Affected products (4)

cpe:2.3:a:openstack:puppet-swift:*:*:*:*:*:*:*:*
cpe:2.3:a:redhat:openstack:8:*:*:*:*:*:*:*
cpe:2.3:a:redhat:openstack:9:*:*:*:*:*:*:*
cpe:2.3:a:redhat:openstack:10:*:*:*:*:*:*:*

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