fix G204 bugs (#835)

Signed-off-by: Ziqi Zhao <zhaoziqi9146@gmail.com>
This commit is contained in:
Ziqi Zhao 2022-07-26 17:08:43 +08:00 committed by GitHub
parent 21fcd2f904
commit ea6d49d1b5
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2 changed files with 29 additions and 0 deletions

View file

@ -77,6 +77,13 @@ func (r *subprocess) Match(n ast.Node, c *gosec.Context) (*gosec.Issue, error) {
return gosec.NewIssue(c, n, r.ID(), "Subprocess launched with variable", gosec.Medium, gosec.High), nil
}
}
case *ast.ValueSpec:
_, valueSpec := ident.Obj.Decl.(*ast.ValueSpec)
if variable && valueSpec {
if !gosec.TryResolve(ident, c) {
return gosec.NewIssue(c, n, r.ID(), "Subprocess launched with variable", gosec.Medium, gosec.High), nil
}
}
}
}
} else if !gosec.TryResolve(arg, c) {

View file

@ -2018,6 +2018,28 @@ func main() {
log.Printf("Command finished with error: %v", err)
}
`}, 1, gosec.NewConfig()},
{[]string{`
// Initializing a local variable using a environmental
// variable is consider as a dangerous user input
package main
import (
"log"
"os"
"os/exec"
)
func main() {
var run = "sleep" + os.Getenv("SOMETHING")
cmd := exec.Command(run, "5")
err := cmd.Start()
if err != nil {
log.Fatal(err)
}
log.Printf("Waiting for command to finish...")
err = cmd.Wait()
log.Printf("Command finished with error: %v", err)
}`}, 1, gosec.NewConfig()},
}
// SampleCodeG301 - mkdir permission check