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| author | Stefan Metzmacher <metze@samba.org> | 2011-09-12 07:13:56 +0200 |
|---|---|---|
| committer | Stefan Metzmacher <metze@samba.org> | 2011-09-12 20:50:27 +0200 |
| commit | 85332eb1c721d585e1a33101bddafdca4073e10f (patch) | |
| tree | f25fd4c019c4c3ac260649167120f4c054e348a0 | |
| parent | 1dc3ac242a9027575d0119ec3547ae508e2cb2a9 (diff) | |
| download | samba-85332eb1c721d585e1a33101bddafdca4073e10f.tar.gz samba-85332eb1c721d585e1a33101bddafdca4073e10f.tar.bz2 samba-85332eb1c721d585e1a33101bddafdca4073e10f.zip | |
s3:libsmb: check the wct of the incoming SMBnegprot responses
metze
Autobuild-User: Stefan Metzmacher <metze@samba.org>
Autobuild-Date: Mon Sep 12 20:50:27 CEST 2011 on sn-devel-104
| -rw-r--r-- | source3/libsmb/cliconnect.c | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/source3/libsmb/cliconnect.c b/source3/libsmb/cliconnect.c index fd0536cb6f..e0d2419ab6 100644 --- a/source3/libsmb/cliconnect.c +++ b/source3/libsmb/cliconnect.c @@ -2640,6 +2640,11 @@ static void cli_negprot_done(struct tevent_req *subreq) struct timespec ts; bool negotiated_smb_signing = false; + if (wct != 0x11) { + tevent_req_nterror(req, NT_STATUS_INVALID_NETWORK_RESPONSE); + return; + } + /* NT protocol */ cli->sec_mode = CVAL(vwv + 1, 0); cli->max_mux = SVAL(vwv + 1, 1); @@ -2700,6 +2705,11 @@ static void cli_negprot_done(struct tevent_req *subreq) } } else if (cli_state_protocol(cli) >= PROTOCOL_LANMAN1) { + if (wct != 0x0D) { + tevent_req_nterror(req, NT_STATUS_INVALID_NETWORK_RESPONSE); + return; + } + cli->use_spnego = False; cli->sec_mode = SVAL(vwv + 1, 0); cli->max_xmit = SVAL(vwv + 2, 0); |