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<p>当网站过滤了大部分的HTML标签和属性,我们就尝试爆破一下,看哪些标签和属性没有没过滤。</p>6 m( z' l; q$ k% J0 g" u
<h2>爆破的步骤:</h2>
- a; e+ P' u$ K" {. J e3 `<p> 1. 首先在测试点输入我们正常的exp,并抓包发送到Intruder模块。</p>! ?5 }2 O( ]0 b& P2 E h
<p><img src="https://img2022.cnblogs.com/blog/2742124/202202/2742124-20220211213553022-1529348382.png" ></p>
5 A/ W( h; N3 e+ S+ d' z: j<p> 2. 将exp改为 <§§> ,以创建有效载荷位置。</p>& f5 L/ v9 X/ w, j/ N
<p><img src="https://img2022.cnblogs.com/blog/2742124/202202/2742124-20220211213706671-202348246.png" ></p>: h# x6 y. {. ~2 i5 h
<p> 3. 在xss备忘单中点击:Copy tags to clipboard,点击Paste粘贴到Intruder的payload位置。</p>
/ R) ` R+ g* v' u<p> https://portswigger.net/web-security/cross-site-scripting/cheat-sheet</p>
7 ~7 w5 q6 T( m" _, v( l( e6 Y<p><img src="https://img2022.cnblogs.com/blog/2742124/202202/2742124-20220211213910208-9621953.png" ></p>
4 Z" a4 A* j6 Q# i p4 F9 M<p> 4. 进行爆破。发现body标签没有被过滤。</p>4 O+ v" W2 @) b- a. X
<p><img src="https://img2022.cnblogs.com/blog/2742124/202202/2742124-20220211214019819-944940889.png" ></p>
0 h: V6 [! Z% m# m* S% M9 F<p> 5. 将有效载荷设置为:<body%20§§=1></p>
8 T. D; t; Y7 p7 \1 j" L3 n<p><img src="https://img2022.cnblogs.com/blog/2742124/202202/2742124-20220211214230292-1546309510.png" ></p># Z- m* F e2 [& }& R; d5 n$ N3 r; W( o
<p> 6. 在xss备忘单中点击:将事件复制到粘贴板,点击Paste粘贴到Intruder的payload位置。</p>" Z/ i3 Q2 k; D/ Q
<p><img src="https://img2022.cnblogs.com/blog/2742124/202202/2742124-20220211214535613-35221747.png" ></p>; S+ @" U* }. o9 `; f( A2 I7 q3 e
<p> 7. 进行攻击。发现onresize属性没有被过滤。</p>
8 _5 V' _4 X8 z4 G9 e% E; g' |<p><img src="https://img2022.cnblogs.com/blog/2742124/202202/2742124-20220211215313601-1834234454.png" ></p>6 g4 v7 w4 Z" h) J* I8 ~, A7 r& h
<p> 8. 构造payload,在测试位置输入,并用F12打开调试窗口时,就会弹窗。</p>. h( R, Y1 L8 J, {/ l) j
<p> 因为onresize属性就是窗口或框架被调整大小时触发。</p>" L6 U/ L& z5 b' ]- E- `
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<pre><body onresize=alert(3)></pre>7 i$ d% I5 S0 ?+ Y( v, W" I
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