ftp: CURLOPT_FTP_SKIP_PASV_IP by default

The command line tool also independently sets --ftp-skip-pasv-ip by
default.

Ten test cases updated to adapt the modified --libcurl output.

Bug: https://curl.se/docs/CVE-2020-8284.html
CVE-2020-8284

Reported-by: Varnavas Papaioannou

1 files changed, 1 insertions, 0 deletions

diff --git a/lib/url.c b/lib/url.c
index f8b2a0030..2b0ba87ba 100644
--- a/lib/url.c
+++ b/lib/url.c
@@ -497,6 +497,7 @@ CURLcode Curl_init_userdefined(struct Curl_easy *data)
   set->ftp_use_eprt = TRUE;   /* FTP defaults to EPRT operations */
   set->ftp_use_pret = FALSE;  /* mainly useful for drftpd servers */
   set->ftp_filemethod = FTPFILE_MULTICWD;
+  set->ftp_skip_ip = TRUE;    /* skip PASV IP by default */
 #endif
   set->dns_cache_timeout = 60; /* Timeout every 60 seconds by default */