| packages: |
| - module: std |
| package: cmd/go |
| symbols: |
| - Builder.cgo |
| versions: |
| - fixed: 1.14.12 |
| - introduced: 1.15.0 |
| fixed: 1.15.5 |
| vulnerable_at: 1.15.4 |
| - module: std |
| package: cmd/cgo |
| symbols: |
| - dynimport |
| versions: |
| - fixed: 1.14.12 |
| - introduced: 1.15.0 |
| fixed: 1.15.5 |
| vulnerable_at: 1.15.4 |
| 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 unquoted symbol name in a linked object |
| file. |
| credit: Chris Brown and Tempus Ex |
| links: |
| pr: https://go.dev/cl/269658 |
| commit: https://go.googlesource.com/go/+/062e0e5ce6df339dc26732438ad771f73dbf2292 |
| context: |
| - https://go.dev/issue/42559 |
| - https://groups.google.com/g/golang-announce/c/NpBGTTmKzpM |
| cve_metadata: |
| id: CVE-2020-28366 |
| 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 a malicious |
| unquoted symbol name in a linked object file. |
