Curl_input_negotiate: do not delegate GSSAPI credentials

This is a security flaw. See curl advisory 20110623 for details.

Reported by: Richard Silverman

diff --git a/lib/http_negotiate.c b/lib/http_negotiate.c
index 202d69ecc72ac57b857f6af20092f1713efdc996..5127e64800dea92918fc561c2a6e069815dffce2 100644 (file)
--- a/lib/http_negotiate.c
+++ b/lib/http_negotiate.c
@@ -243,7 +243,7 @@ int Curl_input_negotiate(struct connectdata *conn, bool proxy,
                                       &neg_ctx->context,
                                       neg_ctx->server_name,
                                       GSS_C_NO_OID,
-                                      GSS_C_DELEG_FLAG,
+                                      0,
                                       0,
                                       GSS_C_NO_CHANNEL_BINDINGS,
                                       &input_token,