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CVE-2019-3799— Directory Traversal with spring-cloud-config-server

Quick assessment

Affected
Spring Spring Cloud Config
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.

Pivotal Software Spring Cloud Config是美国Pivotal Software公司的一套分布式系统的配置管理解决方案。该产品主要为分布式系统中的外部配置提供服务器和客户端支持。 Pivotal Software Spring Cloud Config中存在路径遍历漏洞，该漏洞源于网络系统或产品未能正确地过滤资源或文件路径中的特殊元素。攻击者可利用该漏洞访问受限目录之外的位置。以下版本受到影响：Spring Cloud Config 2.1.2之前的2.1.x版本，2.0.4

AI Predicted 7.5 Difficulty: Easy EPSS 85.30% · P100

Possible ATT&CK Techniques 1 AI

T1195 · Supply Chain Compromise
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I. Basic Information for CVE-2019-3799

Vulnerability Information
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Vulnerability Title
Directory Traversal with spring-cloud-config-server
Source: CVE Program / CVE List V5
Vulnerability Description
Spring Cloud Config, versions 2.1.x prior to 2.1.2, versions 2.0.x prior to 2.0.4, and versions 1.4.x prior to 1.4.6, and older unsupported versions allow applications to serve arbitrary configuration files through the spring-cloud-config-server module. A malicious user, or attacker, can send a request using a specially crafted URL that can lead a directory traversal attack.
Source: CVE Program / CVE List V5
CVSS Information
N/A
Source: CVE Program / CVE List V5
Vulnerability Type
对路径名的限制不恰当(路径遍历)
Source: CVE Program / CVE List V5
Vulnerability Title
Pivotal Software Spring Cloud Config 路径遍历漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Pivotal Software Spring Cloud Config是美国Pivotal Software公司的一套分布式系统的配置管理解决方案。该产品主要为分布式系统中的外部配置提供服务器和客户端支持。 Pivotal Software Spring Cloud Config中存在路径遍历漏洞，该漏洞源于网络系统或产品未能正确地过滤资源或文件路径中的特殊元素。攻击者可利用该漏洞访问受限目录之外的位置。以下版本受到影响：Spring Cloud Config 2.1.2之前的2.1.x版本，2.0.4
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)

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Affected Products

Vendor Product Affected Versions CPE Subscribe
Spring Spring Cloud Config 2.0 ~ v2.0.4.RELEASE -

II. Public POCs for CVE-2019-3799

# POC Description Source Link Shenlong Link
1 CVE-2019-3799 - Spring Cloud Config Server: Directory Traversal < 2.1.2, 2.0.4, 1.4.6 https://github.com/mpgn/CVE-2019-3799 POC Details
2 Spring Cloud Config CVE-2019-3799|CVE_2020_5410 漏洞检测 https://github.com/Corgizz/SpringCloud POC Details
3 Spring Cloud Config Server versions 2.1.x prior to 2.1.2, 2.0.x prior to 2.0.4, 1.4.x prior to 1.4.6, and older unsupported versions are vulnerable to local file inclusion because they allow applications to serve arbitrary configuration files. An attacker can send a request using a specially crafted URL that can lead to a directory traversal attack. https://github.com/projectdiscovery/nuclei-templates/blob/main/http/cves/2019/CVE-2019-3799.yaml POC Details
4 None https://github.com/Threekiii/Awesome-POC/blob/master/%E5%BC%80%E5%8F%91%E6%A1%86%E6%9E%B6%E6%BC%8F%E6%B4%9E/Spring%20Cloud%20Config%20%E7%9B%AE%E5%BD%95%E9%81%8D%E5%8E%86%E6%BC%8F%E6%B4%9E%20CVE-2019-3799.md POC Details
5 None https://github.com/chaitin/xray-plugins/blob/main/poc/manual/springcloud-cve-2019-3799.yml POC Details
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III. Intelligence Information for CVE-2019-3799

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Vendor Advisories for CVE-2019-3799 (1)

Other References for CVE-2019-3799 (1)

IV. Related Vulnerabilities

Same product: Spring Cloud Config
Same vendor: Spring
Same weakness: CWE-22

V. Comments for CVE-2019-3799

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