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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>
v+ ?7 M/ z. E6 b- [<h2>爆破的步骤:</h2>
# ?9 G$ W) E' c! h! `) }" a+ k<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>
. n. v0 n i$ \2 B! s$ c6 R) P+ m<p><img src="https://img2022.cnblogs.com/blog/2742124/202202/2742124-20220211213553022-1529348382.png" ></p>
- ~4 z+ i3 F% g<p> 2. 将exp改为 <§§> ,以创建有效载荷位置。</p>
! K* r% @: f/ {$ |<p><img src="https://img2022.cnblogs.com/blog/2742124/202202/2742124-20220211213706671-202348246.png" ></p>
O/ ~$ J) B. Y# K<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>
v0 O. I- Y, P7 r( V( E' p0 `<p> https://portswigger.net/web-security/cross-site-scripting/cheat-sheet</p>0 W8 [: c9 u6 m. T
<p><img src="https://img2022.cnblogs.com/blog/2742124/202202/2742124-20220211213910208-9621953.png" ></p>" {: J+ x7 A8 g5 I- `9 V$ _1 N; \
<p> 4. 进行爆破。发现body标签没有被过滤。</p>& C% A8 f- a0 R
<p><img src="https://img2022.cnblogs.com/blog/2742124/202202/2742124-20220211214019819-944940889.png" ></p>% M' b6 h4 v& _
<p> 5. 将有效载荷设置为:<body%20§§=1></p>
7 H h- j' K8 u0 V- }<p><img src="https://img2022.cnblogs.com/blog/2742124/202202/2742124-20220211214230292-1546309510.png" ></p>
7 l! R4 i* Z5 M0 g) S. S<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>/ F% c1 P( d1 t: z+ J* x; b& J
<p><img src="https://img2022.cnblogs.com/blog/2742124/202202/2742124-20220211214535613-35221747.png" ></p>
& T% l3 E0 v4 P% J1 q<p> 7. 进行攻击。发现onresize属性没有被过滤。</p>* _1 X! Y# V/ W/ T' h
<p><img src="https://img2022.cnblogs.com/blog/2742124/202202/2742124-20220211215313601-1834234454.png" ></p>6 I' K% U+ L" a5 I/ s! C
<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>& C {- ^; }' o I
<p> 因为onresize属性就是窗口或框架被调整大小时触发。</p>* v- `$ g2 d. L( k9 x" T
<div class="cnblogs_code">: H9 t; {) o3 T7 ?; r" x, O% {
<pre><body onresize=alert(3)></pre>' w. e! `1 x }6 I
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<p><img src="https://img2022.cnblogs.com/blog/2742124/202202/2742124-20220211220602121-1842422690.png" ></p>
; h6 O2 u+ q w; [) n' X9 E. O1 h<p> </p>
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