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CVE-2020-27223

Quick assessment

Affected
The Eclipse Foundation Eclipse Jetty
Exploitation
Public or AI PoC available; prioritize validation
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

Eclipse Jetty是Eclipse基金会的一个开源的、基于Java的Web服务器和Java Servlet容器。 Eclipse Jetty 9.4.6.v20170531 to 9.4.36.v20210114 (inclusive), 10.0.0, and 11.0.0 存在资源管理错误漏洞，该漏洞源于处理这些质量值的CPU使用率过高，服务器可能会进入拒绝服务（DoS）状态，

CVSS 5.2 · Medium EPSS 77.95% · P100

Possible ATT&CK Techniques 1 AI

T1499 · Endpoint Denial of Service
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I. Basic Information for CVE-2020-27223

Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
In Eclipse Jetty 9.4.6.v20170531 to 9.4.36.v20210114 (inclusive), 10.0.0, and 11.0.0 when Jetty handles a request containing multiple Accept headers with a large number of “quality” (i.e. q) parameters, the server may enter a denial of service (DoS) state due to high CPU usage processing those quality values, resulting in minutes of CPU time exhausted processing those quality values.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:A/AC:L/PR:L/UI:R/S:U/C:N/I:N/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
算法复杂性
Source: CVE Program / CVE List V5
Vulnerability Title
Eclipse Jetty 资源管理错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Eclipse Jetty是Eclipse基金会的一个开源的、基于Java的Web服务器和Java Servlet容器。 Eclipse Jetty 9.4.6.v20170531 to 9.4.36.v20210114 (inclusive), 10.0.0, and 11.0.0 存在资源管理错误漏洞，该漏洞源于处理这些质量值的CPU使用率过高，服务器可能会进入拒绝服务（DoS）状态，
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

Vendor Product Affected Versions CPE Subscribe
The Eclipse Foundation Eclipse Jetty 9.4.6.v20170531 ~ unspecified -

II. Public POCs for CVE-2020-27223

# POC Description Source Link Shenlong Link
1 CVE-2020-27223 Vulnerability App & PoC https://github.com/motikan2010/CVE-2020-27223 POC Details
2 None https://github.com/ttestoo/Jetty-CVE-2020-27223 POC Details
3 None https://github.com/hshivhare67/Jetty_v9.4.31_CVE-2020-27223_beforepatch POC Details
4 None https://github.com/hshivhare67/Jetty_v9.4.31_CVE-2020-27223 POC Details
5 None https://github.com/Mahesh-970/G3_Jetty.project_CVE-2020-27223 POC Details
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III. Intelligence Information for CVE-2020-27223

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Vendor Advisories for CVE-2020-27223 (4)

Mailing List Discussions for CVE-2020-27223 (59)

Other References for CVE-2020-27223 (1)

IV. Related Vulnerabilities

Same product: Eclipse Jetty
Same vendor: The Eclipse Foundation
Same weakness: CWE-407

V. Comments for CVE-2020-27223

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