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Don't answer DNS queries from localhost.

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lgandx 2014-01-23 10:46:05 -05:00
commit 12eb95c491
1 changed files with 9 additions and 3 deletions
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12
Responder.py
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@ -948,7 +948,9 @@ class DNS(BaseRequestHandler):
def handle(self): def handle(self):
req, soc = self.request req, soc = self.request
data = req data = req
if ParseDNSType(data): if self.client_address[0] == "127.0.0.1":
pass
elif ParseDNSType(data):
buff = DNSAns() buff = DNSAns()
buff.calculate(data) buff.calculate(data)
soc.sendto(str(buff), self.client_address) soc.sendto(str(buff), self.client_address)
@ -960,10 +962,14 @@ class DNSTCP(BaseRequestHandler):
def handle(self): def handle(self):
try: try:
data = self.request.recv(1024) data = self.request.recv(1024)
if ParseDNSType(data): if self.client_address[0] == "127.0.0.1":
pass
elif ParseDNSType(data):
buff = DNSAns() buff = DNSAns()
buff.calculate(data) buff.calculate(data)
self.request.send(buff) self.request.send(str(buff))
print "DNS Answer sent to: %s "%(self.client_address[0])
logging.warning('DNS Answer sent to: %s'%(self.client_address[0]))
except Exception: except Exception:
pass pass