1 files changed, 6 insertions, 0 deletions
diff --git a/lib/nss.c b/lib/nss.c
index 2d4bf9e9c..34dfbb1a7 100644
--- a/lib/nss.c
+++ b/lib/nss.c
@@ -1267,6 +1267,12 @@ CURLcode Curl_nss_connect(struct connectdata *conn, int sockindex)
   case CURL_SSLVERSION_SSLv3:
     ssl3 = PR_TRUE;
     break;
+  case CURL_SSLVERSION_TLSv1_0:
+  case CURL_SSLVERSION_TLSv1_1:
+  case CURL_SSLVERSION_TLSv1_2:
+    failf(data, "TLS minor version cannot be set\n");
+    curlerr = CURLE_SSL_CONNECT_ERROR;
+    goto error;
   }
 
   if(SSL_OptionSet(model, SSL_ENABLE_SSL2, ssl2) != SECSuccess)