VulnerabilityModified
CVE-2023-24620
An issue was discovered in Esoteric YamlBeans through 1.15.
MEDIUM 5.5EPSS 0.36%
Does this matter?
Lower severity and a low EPSS score (0.36%). Track it; it rarely justifies an emergency change on its own.
Description
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.
- CVSS 3.1
- 5.5 MEDIUMCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
- EPSS
- 0.36% probability · 30th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-611
- Affected
- esotericsoftware/yamlbeans
- Source
- cve@mitre.org
References
- https://contrastsecurity.comThird Party Advisory
- https://github.com/Contrast-Security-OSS/yamlbeans/blob/main/SECURITY.mdExploit, Third Party Advisory
- https://github.com/EsotericSoftwareThird Party Advisory
- https://contrastsecurity.comThird Party Advisory
- https://github.com/Contrast-Security-OSS/yamlbeans/blob/main/SECURITY.mdExploit, Third Party Advisory
- https://github.com/EsotericSoftwareThird Party Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.