CNVD-2021-27374
Vulnerability from cnvd - Published: 2021-04-12
VLAI
Title
Eclipse Jetty权限绕过漏洞
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 9.4.37.v20210219至9.4.38.v20210224版本存在安全漏洞，该漏洞源于默认符合性模式允许具有包含%2e或%2e%2e段的URI的请求访问WEB-INF目录中受保护的资源，攻击者可以利用例如对/context/%2e/WEB-INF/web.xml可以检索web.xml文件，可能会显示有关web应用程序实现的敏感信息。
Severity
中
Patch Name
Eclipse Jetty权限绕过漏洞的补丁
Patch 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 9.4.37.v20210219至9.4.38.v20210224版本存在安全漏洞，该漏洞源于默认符合性模式允许具有包含%2e或%2e%2e段的URI的请求访问WEB-INF目录中受保护的资源，攻击者可以利用例如对/context/%2e/WEB-INF/web.xml可以检索web.xml文件，可能会显示有关web应用程序实现的敏感信息。目前，供应商发布了安全公告及相关补丁信息，修复了此漏洞。
Formal description
厂商已发布了漏洞修复程序，请及时关注更新： https://github.com/eclipse/jetty.project/security/advisories/GHSA-26vr-8j45-3r4w
Reference
https://nvd.nist.gov/vuln/detail/CVE-2021-28164
Impacted products
| Name | Eclipse Eclipse Jetty >=9.4.37.v20210219，<=9.4.38.v20210224 |
|---|
{
"cves": {
"cve": {
"cveNumber": "CVE-2021-28164",
"cveUrl": "https://nvd.nist.gov/vuln/detail/CVE-2021-28164"
}
},
"description": "Eclipse Jetty\u662fEclipse\u57fa\u91d1\u4f1a\u7684\u4e00\u4e2a\u5f00\u6e90\u7684\u3001\u57fa\u4e8eJava\u7684Web\u670d\u52a1\u5668\u548cJava Servlet\u5bb9\u5668\u3002\n\nEclipse Jetty 9.4.37.v20210219\u81f39.4.38.v20210224\u7248\u672c\u5b58\u5728\u5b89\u5168\u6f0f\u6d1e\uff0c\u8be5\u6f0f\u6d1e\u6e90\u4e8e\u9ed8\u8ba4\u7b26\u5408\u6027\u6a21\u5f0f\u5141\u8bb8\u5177\u6709\u5305\u542b%2e\u6216%2e%2e\u6bb5\u7684URI\u7684\u8bf7\u6c42\u8bbf\u95eeWEB-INF\u76ee\u5f55\u4e2d\u53d7\u4fdd\u62a4\u7684\u8d44\u6e90\uff0c\u653b\u51fb\u8005\u53ef\u4ee5\u5229\u7528\u4f8b\u5982\u5bf9/context/%2e/WEB-INF/web.xml\u53ef\u4ee5\u68c0\u7d22web.xml\u6587\u4ef6\uff0c\u53ef\u80fd\u4f1a\u663e\u793a\u6709\u5173web\u5e94\u7528\u7a0b\u5e8f\u5b9e\u73b0\u7684\u654f\u611f\u4fe1\u606f\u3002",
"formalWay": "\u5382\u5546\u5df2\u53d1\u5e03\u4e86\u6f0f\u6d1e\u4fee\u590d\u7a0b\u5e8f\uff0c\u8bf7\u53ca\u65f6\u5173\u6ce8\u66f4\u65b0\uff1a\r\nhttps://github.com/eclipse/jetty.project/security/advisories/GHSA-26vr-8j45-3r4w",
"isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
"number": "CNVD-2021-27374",
"openTime": "2021-04-12",
"patchDescription": "Eclipse Jetty\u662fEclipse\u57fa\u91d1\u4f1a\u7684\u4e00\u4e2a\u5f00\u6e90\u7684\u3001\u57fa\u4e8eJava\u7684Web\u670d\u52a1\u5668\u548cJava Servlet\u5bb9\u5668\u3002\r\n\r\nEclipse Jetty 9.4.37.v20210219\u81f39.4.38.v20210224\u7248\u672c\u5b58\u5728\u5b89\u5168\u6f0f\u6d1e\uff0c\u8be5\u6f0f\u6d1e\u6e90\u4e8e\u9ed8\u8ba4\u7b26\u5408\u6027\u6a21\u5f0f\u5141\u8bb8\u5177\u6709\u5305\u542b%2e\u6216%2e%2e\u6bb5\u7684URI\u7684\u8bf7\u6c42\u8bbf\u95eeWEB-INF\u76ee\u5f55\u4e2d\u53d7\u4fdd\u62a4\u7684\u8d44\u6e90\uff0c\u653b\u51fb\u8005\u53ef\u4ee5\u5229\u7528\u4f8b\u5982\u5bf9/context/%2e/WEB-INF/web.xml\u53ef\u4ee5\u68c0\u7d22web.xml\u6587\u4ef6\uff0c\u53ef\u80fd\u4f1a\u663e\u793a\u6709\u5173web\u5e94\u7528\u7a0b\u5e8f\u5b9e\u73b0\u7684\u654f\u611f\u4fe1\u606f\u3002\u76ee\u524d\uff0c\u4f9b\u5e94\u5546\u53d1\u5e03\u4e86\u5b89\u5168\u516c\u544a\u53ca\u76f8\u5173\u8865\u4e01\u4fe1\u606f\uff0c\u4fee\u590d\u4e86\u6b64\u6f0f\u6d1e\u3002",
"patchName": "Eclipse Jetty\u6743\u9650\u7ed5\u8fc7\u6f0f\u6d1e\u7684\u8865\u4e01",
"products": {
"product": "Eclipse Eclipse Jetty \u003e=9.4.37.v20210219\uff0c\u003c=9.4.38.v20210224"
},
"referenceLink": "https://nvd.nist.gov/vuln/detail/CVE-2021-28164",
"serverity": "\u4e2d",
"submitTime": "2021-04-02",
"title": "Eclipse Jetty\u6743\u9650\u7ed5\u8fc7\u6f0f\u6d1e"
}
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Experimental. This forecast is provided for visualization only and may change without notice. Do not use it for operational decisions.
Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.
Sightings
| Author | Source | Type | Date | Other |
|---|
Nomenclature
- Seen: The vulnerability was mentioned, discussed, or observed by the user.
- Confirmed: The vulnerability has been validated from an analyst's perspective.
- Published Proof of Concept: A public proof of concept is available for this vulnerability.
- Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
- Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
- Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
- Not confirmed: The user expressed doubt about the validity of the vulnerability.
- Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.
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The MITRE ATT&CK techniques below are AI-generated suggestions, inferred from the description of the
vulnerability by the CIRCL/vulnerability-attack-technique-classification-roberta-base
model, served locally by ML-Gateway.
They have not been verified by an analyst and are provided for guidance only.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
Browse all ATT&CK techniques and the vulnerabilities related to each.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
Browse all ATT&CK techniques and the vulnerabilities related to each.
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Related by attack behaviour
Vulnerabilities whose description is nearest to this one in the vector space of the CIRCL/vulnerability-attack-technique-biencoder model. This is a similarity search over the bi-encoder space (plain cosine), not a classification, and it has no measured accuracy.
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