CVE-2019-11253

Exploitation

Not assessed. CISA has not published an exploitation assessment for this record, and it is not in the KEV catalog. That is an absence of assessment, not a finding of no risk.

SSVC decision

Not assessed by CISA

EPSS probability

25.93% probability of exploitation activity in the next 30 days.

EPSS percentile

Equal to or higher than the score of 97.7% of scored records. A rank, not a probability.

NVD base score

7.5 (CVSS v3.x), scored by the NVD independently of the CNA.

NVD CVSS vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

NVD analysis status

Analyzed. NVD last modified this record on 2026-06-17.

Red Hat severity

Important. Red Hat's rating for its own products, not a CVSS rating.

Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.

Published

2019-10-17 15:40Z7 YR AGO

Last updated

2024-09-16 23:21Z2 YR AGO

Reserved

2019-04-17

Assigning CNA

kubernetes

Record state

PUBLISHED

Severity

High (CVSS 7.5)

CNA CVSS vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Weaknesses

• CWE-20Improper Input ValidationClass
• CWE-776Improper Restriction of Recursive Entity References in DTDs ('XML Entity Expansion')Base
• CWE-400Uncontrolled Resource ConsumptionClass

Data version

5.1

Document digest

a9210e094de1674c22c73296f091f88b3751d26dd8f17b487ff4af53516430d3

• github.comhttps://github.com/kubernetes/kubernetes/issues/83253x_refsource_CONFIRM
• groups.google.comCVE-2019-11253: denial of service vulnerability from malicious YAML or JSON payloadshttps://groups.google.com/forum/#%21topic/kubernetes-security-announce/jk8polzSUxsmailing-listx_refsource_MLIST
• access.redhat.comRHSA-2019:3239https://access.redhat.com/errata/RHSA-2019:3239vendor-advisoryx_refsource_REDHAT
• security.netapp.comhttps://security.netapp.com/advisory/ntap-20191031-0006/x_refsource_CONFIRM
• access.redhat.comRHSA-2019:3811https://access.redhat.com/errata/RHSA-2019:3811vendor-advisoryx_refsource_REDHAT
• access.redhat.comRHSA-2019:3905https://access.redhat.com/errata/RHSA-2019:3905vendor-advisoryx_refsource_REDHAT