CVE-2023-24620

2023-08-2500:00:00

mitre

www.cve.org

esoteric yamlbeans

xml entity expansion

yaml document

anchor feature

out-of-memory

0.0004 Low

EPSS

Percentile

10.2%

JSON

An issue was discovered in Esoteric YamlBeans through 1.15. A crafted YAML document is able perform am XML Entity Expansion attack against YamlBeans YamlReader. By exploiting the Anchor feature in YAML, it is possible to generate a small YAML document that, when read, is expanded to a large size, causing CPU and memory consumption, such as a Java Out-of-Memory exception.