CVE-2023-24620

Published: Aug 25, 2023Modified: Nov 21, 2024

5.5

Vector

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

Exploitability: 1.8 / Impact: 3.6

Source: NVD

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.

Affected (1)

Products: Esotericsoftware: Yamlbeans

Esotericsoftware

1 product

Configuration A

1 vulnerable

Vulnerable Software	Affected Versions
Esotericsoftware Yamlbeans	Up to 1.15

Related CWEs

Improper Restriction of XML External Entity Reference

The product processes an XML document that can contain XML entities with URIs that resolve to documents outside of the intended sphere of control, causing the product to embed incorrect documents into its output.

References (6)

https://contrastsecurity.com

Source: cve@mitre.org

Third Party Advisory

https://github.com/Contrast-Security-OSS/yamlbeans/blob/main/SECURITY.md

Source: cve@mitre.org

ExploitThird Party Advisory

https://github.com/EsotericSoftware

Source: cve@mitre.org

Third Party Advisory

https://contrastsecurity.com

Source: af854a3a-2127-422b-91ae-364da2661108

Third Party Advisory

https://github.com/Contrast-Security-OSS/yamlbeans/blob/main/SECURITY.md

Source: af854a3a-2127-422b-91ae-364da2661108

ExploitThird Party Advisory

https://github.com/EsotericSoftware

Source: af854a3a-2127-422b-91ae-364da2661108

Third Party Advisory

Timeline

No history available yet.