How severe is CVE-2016-8631?

CVE-2016-8631 has a CVSS 3.x base score of 6.3, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is low, integrity low, and availability low.

Is CVE-2016-8631 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (62nd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2016-8631?

CVE-2016-8631 primarily affects Redhat Openshift. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2016-8631?

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

When was CVE-2016-8631 published?

CVE-2016-8631 was published on 2018-07-31 and last updated on 2026-06-17.

CVE-2016-8631

CVE-2016-8631 is a medium-severity vulnerability in Redhat Openshift with a CVSS 3.x base score of 6.3. 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-20.

Key facts

Severity: Medium (CVSS 3.x base score 6.3)
CVSS v2: 4.0
EPSS exploit prediction: 1% (62nd percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-20
Affected product: Redhat Openshift
Published: 2018-07-31
Last modified: 2026-06-17

Description

The OpenShift Enterprise 3 router does not properly sort routes when processing newly added routes. An attacker with access to create routes can potentially overwrite existing routes and redirect network traffic for other users to their own site.

Frequently asked questions

What is CVE-2016-8631?: The OpenShift Enterprise 3 router does not properly sort routes when processing newly added routes. An attacker with access to create routes can potentially overwrite existing routes and redirect network traffic for other users to their own site.
How severe is CVE-2016-8631?: CVE-2016-8631 has a CVSS 3.x base score of 6.3, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is low, integrity low, and availability low.
Is CVE-2016-8631 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (62nd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2016-8631?: CVE-2016-8631 primarily affects Redhat Openshift. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2016-8631?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2016-8631 published?: CVE-2016-8631 was published on 2018-07-31 and last updated on 2026-06-17.

References

Affected products (2)

cpe:2.3:a:redhat:openshift:3.0:*:*:*:enterprise:*:*:*
cpe:2.3:a:redhat:openshift:3.3:*:*:*:enterprise:*:*:*

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