id: GO-2021-0051
modules:
    - module: github.com/labstack/echo/v4
      versions:
        - fixed: 4.1.18-0.20201215153152-4422e3b66b9f
      vulnerable_at: 4.1.17
      packages:
        - package: github.com/labstack/echo/v4
          goos:
            - windows
          symbols:
            - common.static
          derived_symbols:
            - Echo.Static
            - Group.Static
summary: Directory traversal on Windows in github.com/labstack/echo/v4
description: |-
    Due to improper sanitization of user input on Windows, the static file handler
    allows for directory traversal, allowing an attacker to read files outside of
    the target directory that the server has permission to read.
published: 2021-04-14T20:04:52Z
ghsas:
    - GHSA-j453-hm5x-c46w
credits:
    - '@little-cui (Apache ServiceComb)'
references:
    - fix: https://github.com/labstack/echo/pull/1718
    - fix: https://github.com/labstack/echo/commit/4422e3b66b9fd498ed1ae1d0242d660d0ed3faaa
cve_metadata:
    id: CVE-2020-36565
    cwe: 'CWE 22: Improper Limitation of a Pathname to a Restricted Directory (''Path Traversal'')'