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I. Basic Information for CVE-2021-39204
Vulnerability Information

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Vulnerability Title
Excessive CPU usage in Pomerium
Source: NVD (National Vulnerability Database)
Vulnerability Description
Pomerium is an open source identity-aware access proxy. Envoy, which Pomerium is based on, incorrectly handles resetting of HTTP/2 streams with excessive complexity. This can lead to high CPU utilization when a large number of streams are reset. This can result in a DoS condition. Pomerium versions 0.14.8 and 0.15.1 contain an upgraded envoy binary with this vulnerability patched.
Source: NVD (National Vulnerability Database)
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Source: NVD (National Vulnerability Database)
Vulnerability Type
过度迭代
Source: NVD (National Vulnerability Database)
Vulnerability Title
Caleb Doxsey pomerium 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Caleb Doxsey pomerium是Caleb Doxsey开源的一个应用程序。一种身份识别代理,可以安全地访问内部应用程序。 Pomerium 存在安全漏洞,该漏洞源于Pomerium 所基于的 Envoy 错误地处理了过于复杂的 HTTP/2 流的重置。当大量流被重置时,这会导致高 CPU 使用率。
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
pomeriumpomerium < 0.14.8 -
II. Public POCs for CVE-2021-39204
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III. Intelligence Information for CVE-2021-39204
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