modules:
  - module: cmd
    versions:
      - fixed: 1.14.12
      - introduced: 1.15.0
        fixed: 1.15.5
    vulnerable_at: 1.15.4
    packages:
      - package: cmd/go
        symbols:
          - validCompilerFlags
description: |
    The go command may execute arbitrary code at build time when cgo is in use.
    This may occur when running go get on a malicious package, or any other
    command that builds untrusted code.

    This can be caused by malicious gcc flags specified via a cgo directive.
published: 2022-07-28T17:24:43Z
credit: Imre Rad
references:
  - fix: https://go.dev/cl/267277
  - fix: https://go.googlesource.com/go/+/da7aa86917811a571e6634b45a457f918b8e6561
  - report: https://go.dev/issue/42556
  - web: https://groups.google.com/g/golang-announce/c/NpBGTTmKzpM
cve_metadata:
    id: CVE-2020-28367
    cwe: 'CWE-94: Improper Control of Generation of Code (''Code Injection'')'
    description: |
        Code injection in the go command with cgo before Go 1.14.12 and Go
        1.15.5 allows arbitrary code execution at build time via malicious
        gcc flags specified via a #cgo directive.