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Minor update

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This commit is contained in:
Miroslav Štampar 2026-06-22 22:28:30 +02:00
parent f5ee4028e4
commit 4ba8edef1d
3 changed files with 52 additions and 20 deletions
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2
lib/core/settings.py
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@ -20,7 +20,7 @@ from lib.core.enums import OS
from thirdparty import six
# sqlmap version (<major>.<minor>.<month>.<monthly commit>)
VERSION = "1.10.6.145"
VERSION = "1.10.6.146"
TYPE = "dev" if VERSION.count('.') > 2 and VERSION.split('.')[-1] != '0' else "stable"
TYPE_COLORS = {"dev": 33, "stable": 90, "pip": 34}
VERSION_STRING = "sqlmap/%s#%s" % ('.'.join(VERSION.split('.')[:-1]) if VERSION.count('.') > 2 and VERSION.split('.')[-1] == '0' else VERSION, TYPE)

66
lib/request/dns.py
View file

@ -34,18 +34,42 @@ class DNSQuery(object):
self._query = b""
try:
# Minimum DNS header length is 12 bytes, followed by at least a
# root label terminator. Shorter packets are malformed/no-op.
if len(raw) <= 12:
return
type_ = (ord(raw[2:3]) >> 3) & 15 # Opcode bits
if type_ == 0: # Standard query
i = 12
j = ord(raw[i:i + 1])
parts = []
while j != 0:
self._query += raw[i + 1:i + j + 1] + b'.'
i = i + j + 1
while i < len(raw):
j = ord(raw[i:i + 1])
except TypeError:
pass
if j == 0:
break
# Compression pointers are not expected in the question name
# here. Treat them as malformed instead of walking arbitrary
# offsets or creating a partial query.
if j & 0xc0:
parts = []
break
i = i + 1
if i + j > len(raw):
parts = []
break
parts.append(raw[i:i + j])
i = i + j
if parts:
self._query = b".".join(parts) + b'.'
except Exception:
self._query = b""
def response(self, resolution):
"""
@ -55,16 +79,19 @@ class DNSQuery(object):
retVal = b""
if self._query:
retVal += self._raw[:2] # Transaction ID
retVal += b"\x85\x80" # Flags (Standard query response, No error)
retVal += self._raw[4:6] + self._raw[4:6] + b"\x00\x00\x00\x00" # Questions and Answers Counts
retVal += self._raw[12:(12 + self._raw[12:].find(b"\x00") + 5)] # Original Domain Name Query
retVal += b"\xc0\x0c" # Pointer to domain name
retVal += b"\x00\x01" # Type A
retVal += b"\x00\x01" # Class IN
retVal += b"\x00\x00\x00\x20" # TTL (32 seconds)
retVal += b"\x00\x04" # Data length
retVal += b"".join(struct.pack('B', int(_)) for _ in resolution.split('.')) # 4 bytes of IP
offset = self._raw[12:].find(b"\x00")
if offset >= 0:
retVal += self._raw[:2] # Transaction ID
retVal += b"\x85\x80" # Flags (Standard query response, No error)
retVal += self._raw[4:6] + self._raw[4:6] + b"\x00\x00\x00\x00" # Questions and Answers Counts
retVal += self._raw[12:(12 + offset + 5)] # Original Domain Name Query
retVal += b"\xc0\x0c" # Pointer to domain name
retVal += b"\x00\x01" # Type A
retVal += b"\x00\x01" # Class IN
retVal += b"\x00\x00\x00\x20" # TTL (32 seconds)
retVal += b"\x00\x04" # Data length
retVal += b"".join(struct.pack('B', int(_)) for _ in resolution.split('.')) # 4 bytes of IP
return retVal
@ -160,10 +187,15 @@ class DNSServer(object):
try:
_ = DNSQuery(data)
if not _._query:
continue
with self._lock:
self._requests.append(_._query)
self._socket.sendto(_.response("127.0.0.1"), addr)
response = _.response("127.0.0.1")
if response:
self._socket.sendto(response, addr)
except KeyboardInterrupt:
raise
except Exception: