Fix crash when CPE sends invalid auth header

lib/connection-request.ts

@@ -169,9 +169,13 @@ export async function httpConnectionRequest(
     if (res.statusCode === 503) return "Device is offline";
 
     if (res.statusCode === 401 && res.headers["www-authenticate"]) {
+      try {
         authHeader = auth.parseWwwAuthenticateHeader(
           res.headers["www-authenticate"]
         );
+      } catch (err) {
+        return "Connection request error: Error parsing www-authenticate header";
+      }
       [username, password, authExp] = await extractAuth(authExp, false);
     } else {
       return `Connection request error: Unexpected status code ${res.statusCode}`;

lib/cwmp.ts

@@ -84,9 +84,13 @@ async function authenticate(
   let authentication;
 
   if (sessionContext.httpRequest.headers["authorization"]) {
+    try {
       authentication = auth.parseAuthorizationHeader(
         sessionContext.httpRequest.headers["authorization"]
       );
+    } catch (err) {
+      return false;
+    }
   }
 
   if (authentication && authentication.method === "Digest") {