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Avoid crash if AuthMethod key is not set in iscsi handshake. Fixes #631

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dmiller
2017-04-30 13:18:06 +00:00
parent 78f8b39b92
commit 49ba383eee
1 changed files with 3 additions and 1 deletions
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4
nselib/iscsi.lua
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@@ -589,7 +589,9 @@ Helper = {
end
local auth_method = resp.kvp:get("AuthMethod")[1]
if ( auth_method:upper() ~= "NONE" ) then
if not auth_method then
stdnse.debug1("Missing AuthMethod, proceeding as if NONE was sent.")
elseif ( auth_method:upper() ~= "NONE" ) then
return false, "ERROR: iscsi.Helper.discoverTargets: Unsupported authentication method"
end