validate parameters for importBlsKEyShare

8893e86d · Oleh Nikolaiev · e075e5eb · 8893e86d
Unverified Commit 8893e86d authored Sep 25, 2020 by Oleh Nikolaiev
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SGXWalletServer.cpp SGXWalletServer.cpp +4 -0

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--- a/SGXWalletServer.cpp
+++ b/SGXWalletServer.cpp
@@ -193,6 +193,10 @@ SGXWalletServer::importBLSKeyShareImpl(const string &_keyShare, const string &_k
            throw SGXException(INVALID_BLS_NAME, "Invalid BLS key name");
        }

+        if (!checkHex(_keyShare)) {
+            throw SGXException(INVALID_HEX, "Invalid BLS key share, please use hex");
+        }
+
        encryptedKeyShareHex = encryptBLSKeyShare2Hex(&errStatus, (char *) errMsg.data(), _keyShare.c_str());

        if (errStatus != 0) {