Duplicate Advisory This advisory has been withdrawn because it is a duplicate of GHSA-r7qv-8r2h-pg27. This link is maintained to preserve external references. Original Description The shlex crate before 1.2.1 for Rust allows unquoted and unescaped instances of the { and \xa0 characters, which may facilitate command injection.
Issue 1: Failure to quote characters Affected versions of this crate allowed the bytes { and \xa0 to appear unquoted and unescaped in command arguments. If the output of quote or join is passed to a shell, then what should be a single command argument could be interpreted as multiple arguments. This does not directly allow arbitrary command execution (you can't inject a command substitution or similar). But depending on …
Issue 1: Failure to quote characters Affected versions of this crate allowed the bytes { and \xa0 to appear unquoted and unescaped in command arguments. If the output of quote or join is passed to a shell, then what should be a single command argument could be interpreted as multiple arguments. This does not directly allow arbitrary command execution (you can't inject a command substitution or similar). But depending on …