漏洞信息
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Vulnerability Title
js-yaml: YAML merge-key chains can force quadratic CPU consumption
Vulnerability Description
js-yaml is a JavaScript YAML parser and dumper. From 5.0.0 before 5.2.0, when merge keys are enabled, js-yaml can spend quadratic CPU time parsing a document whose size grows only linearly when a chain of mappings uses merge keys where each mapping merges the previous one. This issue is fixed in version 5.2.0.
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
Vulnerability Type
算法复杂性
Vulnerability Title
Nodeca js-yaml 资源管理错误漏洞
Vulnerability Description
Nodeca JS-YAML是Nodeca个人开发者开源的一个JavaScript YAML解析器和转储器。 Nodeca js-yaml 5.0.0版本至5.2.0之前版本存在资源管理错误漏洞,该漏洞源于当 merge keys 启用时,在链式映射中使用合并键会导致解析文档时CPU时间呈二次方增长。
CVSS Information
N/A
Vulnerability Type
N/A