CVE-2019-11253: PKS is vulnerable to a YAML/JSON parsing "Billion Laughs" Attack

23730

03 March 2020

03 March 2020

CLOSED

HIGH

CVE-2019-11253

Severity

High

Vendor

Pivotal

Description

Pivotal Container Service, 1.5 versions prior to 1.5.2, contains a vulnerable version of the Kubernetes API server, which allows authorized users to send malicious YAML or JSON payloads, causing the API server to consume excessive CPU or memory, potentially crashing and becoming unavailable.

Affected VMware Products and Versions

Severity is high unless otherwise noted.

  • Pivotal Container Service (PKS)
    • 1.5 versions prior to 1.5.2

Mitigation

  • Pivotal Container Service (PKS)
    • 1.5.2

References

History

2020-03-03: Initial vulnerability report published.