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-rw-r--r--app/src/insecure/java/se/leap/bitmaskclient/ProviderAPI.java12
1 files changed, 9 insertions, 3 deletions
diff --git a/app/src/insecure/java/se/leap/bitmaskclient/ProviderAPI.java b/app/src/insecure/java/se/leap/bitmaskclient/ProviderAPI.java
index 588ff7e2..87fff283 100644
--- a/app/src/insecure/java/se/leap/bitmaskclient/ProviderAPI.java
+++ b/app/src/insecure/java/se/leap/bitmaskclient/ProviderAPI.java
@@ -125,6 +125,12 @@ public class ProviderAPI extends ProviderApiBase {
else
provider_dot_json_string = downloadWithCommercialCA(provider_main_url + "/provider.json", danger_on, provider_ca_cert_fingerprint);
+ if (!isValidJson(provider_dot_json_string)) {
+ result.putString(ERRORS, getString(malformed_url));
+ result.putBoolean(RESULT_KEY, false);
+ return result;
+ }
+
try {
JSONObject provider_json = new JSONObject(provider_dot_json_string);
provider_api_url = provider_json.getString(Provider.API_URL) + "/" + provider_json.getString(Provider.API_VERSION);
@@ -165,7 +171,7 @@ public class ProviderAPI extends ProviderApiBase {
preferences.edit().putString(Constants.KEY, eip_service_json.toString()).commit();
result.putBoolean(RESULT_KEY, true);
- } catch (JSONException e) {
+ } catch (NullPointerException | JSONException e) {
String reason_to_fail = pickErrorMessage(eip_service_json_string);
result.putString(ERRORS, reason_to_fail);
result.putBoolean(RESULT_KEY, false);
@@ -189,7 +195,7 @@ public class ProviderAPI extends ProviderApiBase {
String cert_string = downloadWithProviderCA(new_cert_string_url.toString(), last_danger_on);
- if (cert_string.isEmpty() || ConfigHelper.checkErroneousDownload(cert_string))
+ if (cert_string == null || cert_string.isEmpty() || ConfigHelper.checkErroneousDownload(cert_string))
return false;
else
return loadCertificate(cert_string);
@@ -274,7 +280,7 @@ public class ProviderAPI extends ProviderApiBase {
responseString = sendGetStringToServer(string_url, headerArgs, okHttpClient);
- if (responseString.contains(ERRORS)) {
+ if (responseString != null && responseString.contains(ERRORS)) {
try {
// try to download with provider CA on certificate error
JSONObject responseErrorJson = new JSONObject(responseString);