fixed indexing out of bounds w/ extensions/methods on resume

src/event_handlers/scans.rs

@@ -337,7 +337,18 @@ impl ScanHandler {
                 continue;
             }
 
-            let list = self.get_wordlist(scan.requests() as usize)?;
+            let divisor = self.handles.expected_num_requests_multiplier();
+
+            let list = if divisor > 1 && scan.requests() > 0 {
+                // if there were extensions provided and/or more than a single method used, and some
+                // number of requests have already been sent, we need to adjust the offset into the
+                // wordlist to ensure we don't index out of bounds
+
+                let adjusted = self.handles.wordlist.len() as f64 / divisor as f64 - 1.0;
+                self.get_wordlist(adjusted as usize)?
+            } else {
+                self.get_wordlist(scan.requests() as usize)?
+            };
 
             log::info!("scan handler received {} - beginning scan", target);