CVE-2022-29804

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.

CVSS Metrics

• v3.1•HIGH•Score: 7.5CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

EPSS Trends

Current EPSS score: 0.05%• Percentile: 15%

Techniques & Countermeasures

• CWE-22•Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')

  The product uses external input to construct a pathname that is intended to identify a file or directory that is located underneath a restricted parent directory, but the product does not properly neutralize special elements within the pathname that can cause the pathname to resolve to a location that is outside of the restricted directory.

Affected Systems

• go standard library•path/filepath

  < 1.17.11 | ≥ 1.18.0-0, < 1.18.3

• golang•go

  < 1.17.11 | ≥ 1.18.0, < 1.18.3

• Go•stdlib

  ≥ 1.18.0-0, < 1.18.3

References (5)

• https://go.dev/cl/401595
• https://go.googlesource.com/go/+/9cd1818a7d019c02fa4898b3e45a323e35033290
• https://go.dev/issue/52476
• https://groups.google.com/g/golang-announce/c/TzIC9-t8Ytg/m/IWz5T6x7AAAJ
• https://pkg.go.dev/vuln/GO-2022-0533