$ src/main.rs
extern crate libinjection;
use std::str;
use libinjection::{xss};
fn main() {
let _b = "OVJtAFc=";
let bytes = base64::decode(_b).unwrap();
let _ok = str::from_utf8(&bytes).unwrap();
let _is_ok = xss(_ok).unwrap();
println!("{}", _is_ok);
}
$ Cargo.toml 1 ⨯
[package]
name = "new"
version = "0.1.0"
edition = "2021"
# See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
[dependencies]
libinjection = "0.2"
base64 = "0.13.0"
Hi,
The error happens when compiling this code.
I tried this code
Meta
rustc --version --verbose:``` # cargo run Compiling new v0.1.0 (/home/kali/new) Finished dev [unoptimized + debuginfo] target(s) in 0.46s Running `target/debug/new` thread 'main' panicked at 'called `Option::unwrap()` on a `None` value', src/main.rs:11:27 stack backtrace: 0: 0x563858ee94dc - std::backtrace_rs::backtrace::libunwind::trace::h09f7e4e089375279 at /rustc/db9d1b20bba1968c1ec1fc49616d4742c1725b4b/library/std/src/../../backtrace/src/backtrace/libunwind.rs:93:5 1: 0x563858ee94dc - std::backtrace_rs::backtrace::trace_unsynchronized::h1ec96f1c7087094e at /rustc/db9d1b20bba1968c1ec1fc49616d4742c1725b4b/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5 2: 0x563858ee94dc - std::sys_common::backtrace::_print_fmt::h317b71fc9a5cf964 at /rustc/db9d1b20bba1968c1ec1fc49616d4742c1725b4b/library/std/src/sys_common/backtrace.rs:67:5 3: 0x563858ee94dc -::fmt::he3555b48e7dfe7f0
at /rustc/db9d1b20bba1968c1ec1fc49616d4742c1725b4b/library/std/src/sys_common/backtrace.rs:46:22
4: 0x563858f0372c - core::fmt::write::h513b07ca38f4fb1b
at /rustc/db9d1b20bba1968c1ec1fc49616d4742c1725b4b/library/core/src/fmt/mod.rs:1149:17
5: 0x563858ee6c65 - std::io::Write::write_fmt::haf8c932b52111354
at /rustc/db9d1b20bba1968c1ec1fc49616d4742c1725b4b/library/std/src/io/mod.rs:1697:15
6: 0x563858eeac30 - std::sys_common::backtrace::_print::h195c38364780a303
at /rustc/db9d1b20bba1968c1ec1fc49616d4742c1725b4b/library/std/src/sys_common/backtrace.rs:49:5
7: 0x563858eeac30 - std::sys_common::backtrace::print::hc09dfdea923b6730
at /rustc/db9d1b20bba1968c1ec1fc49616d4742c1725b4b/library/std/src/sys_common/backtrace.rs:36:9
8: 0x563858eeac30 - std::panicking::default_hook::{{closure}}::hb2e38ec0d91046a3
at /rustc/db9d1b20bba1968c1ec1fc49616d4742c1725b4b/library/std/src/panicking.rs:211:50
9: 0x563858eea7e5 - std::panicking::default_hook::h60284635b0ad54a8
at /rustc/db9d1b20bba1968c1ec1fc49616d4742c1725b4b/library/std/src/panicking.rs:228:9
10: 0x563858eeb2e4 - std::panicking::rust_panic_with_hook::ha677a669fb275654
at /rustc/db9d1b20bba1968c1ec1fc49616d4742c1725b4b/library/std/src/panicking.rs:606:17
11: 0x563858eead92 - std::panicking::begin_panic_handler::{{closure}}::h976246fb95d93c31
at /rustc/db9d1b20bba1968c1ec1fc49616d4742c1725b4b/library/std/src/panicking.rs:500:13
12: 0x563858ee9984 - std::sys_common::backtrace::__rust_end_short_backtrace::h38077ee5b7b9f99a
at /rustc/db9d1b20bba1968c1ec1fc49616d4742c1725b4b/library/std/src/sys_common/backtrace.rs:139:18
13: 0x563858eead29 - rust_begin_unwind
at /rustc/db9d1b20bba1968c1ec1fc49616d4742c1725b4b/library/std/src/panicking.rs:498:5
14: 0x563858ec3da1 - core::panicking::panic_fmt::h35f3a62252ba0fd2
at /rustc/db9d1b20bba1968c1ec1fc49616d4742c1725b4b/library/core/src/panicking.rs:107:14
15: 0x563858ec3ced - core::panicking::panic::h86fc01e270142a61
at /rustc/db9d1b20bba1968c1ec1fc49616d4742c1725b4b/library/core/src/panicking.rs:48:5
16: 0x563858eccb3e - core::option::Option::unwrap::hd8f9d23cad4cf60f
at /rustc/db9d1b20bba1968c1ec1fc49616d4742c1725b4b/library/core/src/option.rs:746:21
17: 0x563858ecc921 - new::main::h21ff5125dd81b9ee
at /home/kali/Desktop/source_code_fuzzing_course/Chapter06/arvancloud_libinjection/new/src/main.rs:11:18
18: 0x563858ecd02b - core::ops::function::FnOnce::call_once::h0c7e75edaedfd0f5
at /rustc/db9d1b20bba1968c1ec1fc49616d4742c1725b4b/library/core/src/ops/function.rs:227:5
19: 0x563858eccc5e - std::sys_common::backtrace::__rust_begin_short_backtrace::hc3ffef76f0ea0d5c
at /rustc/db9d1b20bba1968c1ec1fc49616d4742c1725b4b/library/std/src/sys_common/backtrace.rs:123:18
20: 0x563858ecca71 - std::rt::lang_start::{{closure}}::h1086c611fdc767a2
at /rustc/db9d1b20bba1968c1ec1fc49616d4742c1725b4b/library/std/src/rt.rs:145:18
21: 0x563858ee916b - core::ops::function::impls:: for &F>::call_once::h7e688d7cdfeb7e00
at /rustc/db9d1b20bba1968c1ec1fc49616d4742c1725b4b/library/core/src/ops/function.rs:259:13
22: 0x563858ee916b - std::panicking::try::do_call::h4be824d2350b44c9
at /rustc/db9d1b20bba1968c1ec1fc49616d4742c1725b4b/library/std/src/panicking.rs:406:40
23: 0x563858ee916b - std::panicking::try::h0a6fc7affbe5088d
at /rustc/db9d1b20bba1968c1ec1fc49616d4742c1725b4b/library/std/src/panicking.rs:370:19
24: 0x563858ee916b - std::panic::catch_unwind::h22c320f732ec805e
at /rustc/db9d1b20bba1968c1ec1fc49616d4742c1725b4b/library/std/src/panic.rs:133:14
25: 0x563858ee916b - std::rt::lang_start_internal::{{closure}}::hd38309c108fe679d
at /rustc/db9d1b20bba1968c1ec1fc49616d4742c1725b4b/library/std/src/rt.rs:128:48
26: 0x563858ee916b - std::panicking::try::do_call::h8fcaf501f097a28e
at /rustc/db9d1b20bba1968c1ec1fc49616d4742c1725b4b/library/std/src/panicking.rs:406:40
27: 0x563858ee916b - std::panicking::try::h20e906825f98acc1
at /rustc/db9d1b20bba1968c1ec1fc49616d4742c1725b4b/library/std/src/panicking.rs:370:19
28: 0x563858ee916b - std::panic::catch_unwind::h8c5234dc632124ef
at /rustc/db9d1b20bba1968c1ec1fc49616d4742c1725b4b/library/std/src/panic.rs:133:14
29: 0x563858ee916b - std::rt::lang_start_internal::hc4dd8cd3ec4518c2
at /rustc/db9d1b20bba1968c1ec1fc49616d4742c1725b4b/library/std/src/rt.rs:128:20
30: 0x563858ecca40 - std::rt::lang_start::hd2a340c49054275a
at /rustc/db9d1b20bba1968c1ec1fc49616d4742c1725b4b/library/std/src/rt.rs:144:17
31: 0x563858ecca0c - main
32: 0x7f4443e217ed - __libc_start_main
33: 0x563858ec44ca - _start
34: 0x0 -
```
Thanks, Ramin,