| id: GO-2022-0533 |
| modules: |
| - module: std |
| versions: |
| - fixed: 1.17.11 |
| - introduced: 1.18.0-0 |
| - fixed: 1.18.3 |
| vulnerable_at: 1.18.2 |
| packages: |
| - package: path/filepath |
| goos: |
| - windows |
| symbols: |
| - Clean |
| summary: Path traversal via Clean on Windows in path/filepath |
| description: |- |
| On Windows, the filepath.Clean function can convert certain invalid paths to |
| valid, absolute paths, potentially allowing a directory traversal attack. |
| |
| For example, Clean(".\c:") returns "c:". |
| published: 2022-07-28T17:25:07Z |
| credits: |
| - Unrud |
| references: |
| - fix: https://go.dev/cl/401595 |
| - fix: https://go.googlesource.com/go/+/9cd1818a7d019c02fa4898b3e45a323e35033290 |
| - report: https://go.dev/issue/52476 |
| - web: https://groups.google.com/g/golang-announce/c/TzIC9-t8Ytg/m/IWz5T6x7AAAJ |
| cve_metadata: |
| id: CVE-2022-29804 |
| cwe: 'CWE-22: Improper Limitation of a Pathname to a Restricted Directory (''Path Traversal'')' |
| description: |- |
| Incorrect conversion of certain invalid paths to valid, absolute paths in Clean |
| in path/filepath before Go 1.17.11 and Go 1.18.3 on Windows allows potential |
| directory traversal attack. |
| review_status: REVIEWED |
