diff options
| author | Daniel Stenberg <daniel@haxx.se> | 2017-10-19 14:41:14 +0200 | 
|---|---|---|
| committer | Daniel Stenberg <daniel@haxx.se> | 2017-10-20 15:06:25 +0200 | 
| commit | 769647e714b8da41bdb72720bf02dce56033e02e (patch) | |
| tree | 3d82a374ee3f68721515637042a5bd01b4ebbbdb /tests | |
| parent | 8351ab45105c3e58c38205c045477198ff887829 (diff) | |
ftp: reject illegal IP/port in PASV 227 response
... by using range checks. Among other things, this avoids an undefined
behavior for a left shift that could happen on negative or very large
values.
Closes #1997
Detected by OSS-fuzz: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=3694
Diffstat (limited to 'tests')
| -rw-r--r-- | tests/data/test237 | 8 | 
1 files changed, 2 insertions, 6 deletions
diff --git a/tests/data/test237 b/tests/data/test237 index 9a40f1f6b..e9147dcd1 100644 --- a/tests/data/test237 +++ b/tests/data/test237 @@ -30,13 +30,9 @@ ftp://%HOSTIP:%FTPPORT/237 --disable-epsv  # certain hosts with buggy resolver code, the resulting address (192.0.2.127)  # is from an address block that is guaranteed never to be assigned (RFC3330).  <verify> -# curl: (15) Can't resolve new host 1216.256.2.127:32639 -# 15 => CURLE_FTP_CANT_GET_HOST -# some systems just don't fail on the illegal host name/address but instead -# moves on and attempt to connect to... yes, to what? -# 7= CURLE_COULDNT_CONNECT +# 14 = CURLE_FTP_WEIRD_227_FORMAT  <errorcode> -15, 7 +14  </errorcode>  <protocol>  USER anonymous
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