How severe is CVE-2019-12494?

CVE-2019-12494 has a CVSS 3.x base score of 8.5, rated high severity. It is exploitable over network with high attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2019-12494 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-2019-12494?

CVE-2019-12494 affects Gardener. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2019-12494?

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

When was CVE-2019-12494 published?

CVE-2019-12494 was published on 2019-06-05 and last updated on 2026-06-17.

CVE-2019-12494

CVE-2019-12494 is a high-severity vulnerability in Gardener with a CVSS 3.x base score of 8.5. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low.

Key facts

Severity: High (CVSS 3.x base score 8.5)
CVSS v2: 5.0
EPSS exploit prediction: 2% (77th percentile)
Actively exploited: Not listed in CISA KEV
Affected product: Gardener
Published: 2019-06-05
Last modified: 2026-06-17

Description

In Gardener before 0.20.0, incorrect access control in seed clusters allows information disclosure by sending HTTP GET requests from one's own shoot clusters to foreign shoot clusters. This occurs because traffic from shoot to seed via the VPN endpoint is not blocked.

Frequently asked questions

What is CVE-2019-12494?: In Gardener before 0.20.0, incorrect access control in seed clusters allows information disclosure by sending HTTP GET requests from one's own shoot clusters to foreign shoot clusters. This occurs because traffic from shoot to seed via the VPN endpoint is not blocked.
How severe is CVE-2019-12494?: CVE-2019-12494 has a CVSS 3.x base score of 8.5, rated high severity. It is exploitable over network with high attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2019-12494 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-2019-12494?: CVE-2019-12494 affects Gardener. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2019-12494?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2019-12494 published?: CVE-2019-12494 was published on 2019-06-05 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:gardener:gardener:*:*:*:*:*:*:*:*

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