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I. Basic Information for CVE-2021-29506
Vulnerability Information

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Vulnerability Title
Navigate endpoint is vulnerable to regex injection that may lead to Denial of Service.
Source: NVD (National Vulnerability Database)
Vulnerability Description
GraphHopper is an open-source Java routing engine. In GrassHopper from version 2.0 and before version 2.4, there is a regular expression injection vulnerability that may lead to Denial of Service. This has been patched in 2.4 and 3.0 See this pull request for the fix: https://github.com/graphhopper/graphhopper/pull/2304
Source: NVD (National Vulnerability Database)
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Source: NVD (National Vulnerability Database)
Vulnerability Type
未加控制的资源消耗(资源穷尽)
Source: NVD (National Vulnerability Database)
Vulnerability Title
graphhopper 资源管理错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
graphhopper是一个应用软件。一种快速且内存高效的Java路由引擎,根据Apache License 2.0发布。 GraphHopper 2.0版本和2.4版本之前存在安全漏洞。攻击者可以通过该漏洞导致程序拒绝服务。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)
Affected Products
VendorProductAffected VersionsCPESubscribe
graphhoppergraphhopper >= 2.0, < 2.4 -
II. Public POCs for CVE-2021-29506
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III. Intelligence Information for CVE-2021-29506
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