VulnerabilityModified
CVE-2023-24621
It allows untrusted deserialisation to Java classes by default, where the data and class are controlled by the author of the YAML document being processed.
HIGH 7.8EPSS 0.45%
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (0.45%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
Description
An issue was discovered in Esoteric YamlBeans through 1.15. It allows untrusted deserialisation to Java classes by default, where the data and class are controlled by the author of the YAML document being processed.
- CVSS 3.1
- 7.8 HIGHCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
- EPSS
- 0.45% probability · 38th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-502
- 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.