CVE-2018-20573

6.5 MEDIUM

Published: December 28, 2018 Modified: November 03, 2025

Description

The Scanner::EnsureTokensInQueue function in yaml-cpp (aka LibYaml-C++) 0.6.2 allows remote attackers to cause a denial of service (stack consumption and application crash) via a crafted YAML file.

AI Explanation

Get an AI-powered plain-language explanation of this vulnerability and remediation steps.

CVSS v3.x Details

0.0 Low Medium High Critical 10.0

Vector String

CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

References to Advisories, Solutions, and Tools

Patch Vendor Advisory Exploit Third Party Advisory

https://github.com/jbeder/yaml-cpp/issues/655

Source: cve@mitre.org

Exploit Third Party Advisory

http://seclists.org/fulldisclosure/2024/Nov/0

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

https://github.com/jbeder/yaml-cpp/issues/655

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

Exploit Third Party Advisory

3 reference(s) from NVD

Quick Stats

CVSS v3 Score

6.5 / 10.0

EPSS (Exploit Probability)

0.7%

71th percentile

Exploitation Status

Not in CISA KEV

Weaknesses (CWE)

CWE-119

Affected Vendors

yaml-cpp_project

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