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<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<title>PlayDumb</title>
<meta name="viewport" content="width=device-width, initial-scale=1, shrink-to-fit=no">
<meta property="og:type" content="website">
<meta property="og:title" content="PlayDumb">
<meta property="og:url" content="http://example.com/index.html">
<meta property="og:site_name" content="PlayDumb">
<meta property="og:locale" content="en_US">
<meta property="article:author" content="John Doe">
<meta name="twitter:card" content="summary">
<link rel="alternate" href="/atom.xml" title="PlayDumb" type="application/atom+xml">
<link rel="shortcut icon" href="/favicon.png">
<link rel="stylesheet" href="https://cdn.jsdelivr.net/npm/[email protected]/index.min.css">
<link rel="stylesheet" href="/css/style.css">
<link rel="stylesheet" href="/fancybox/jquery.fancybox.min.css">
<meta name="generator" content="Hexo 6.2.0"></head>
<body>
<div id="container">
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<div id="banner"></div>
<div id="header-outer" class="outer">
<div id="header-title" class="inner">
<h1 id="logo-wrap">
<a href="/" id="logo">PlayDumb</a>
</h1>
</div>
<div id="header-inner" class="inner">
<nav id="main-nav">
<a id="main-nav-toggle" class="nav-icon"></a>
<a class="main-nav-link" href="/">Home</a>
<a class="main-nav-link" href="/archives">Archives</a>
</nav>
<nav id="sub-nav">
<a id="nav-rss-link" class="nav-icon" href="/atom.xml" title="RSS Feed"></a>
<a id="nav-search-btn" class="nav-icon" title="Search"></a>
</nav>
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<form action="//google.com/search" method="get" accept-charset="UTF-8" class="search-form"><input type="search" name="q" class="search-form-input" placeholder="Search"><button type="submit" class="search-form-submit"></button><input type="hidden" name="sitesearch" value="http://example.com"></form>
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<article id="post-adworld-pwn" class="h-entry article article-type-post" itemprop="blogPost" itemscope itemtype="https://schema.org/BlogPosting">
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<a href="/2022/06/28/adworld-pwn/" class="article-date">
<time class="dt-published" datetime="2022-06-27T16:00:00.000Z" itemprop="datePublished">2022-06-28</time>
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<a class="article-category-link" href="/categories/pwn/">pwn</a>
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<h1 itemprop="name">
<a class="p-name article-title" href="/2022/06/28/adworld-pwn/">攻防世界-新手区</a>
</h1>
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<div class="e-content article-entry" itemprop="articleBody">
<h1 id="新手区"><a href="#新手区" class="headerlink" title="新手区"></a>新手区</h1><p><strong>Tomorrow always comes, and tomorrow always brings write-ups. ALWAYS FOLLOW UP A PROBLEM YOU WORKED ON, BY READING WRITE-UPS.</strong></p>
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<article id="post-Format String Vulnerailites" class="h-entry article article-type-post" itemprop="blogPost" itemscope itemtype="https://schema.org/BlogPosting">
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<a href="/2022/06/22/Format%20String%20Vulnerailites/" class="article-date">
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<a class="p-name article-title" href="/2022/06/22/Format%20String%20Vulnerailites/">格式化字符串漏洞</a>
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<h1 id="Format-String-Vulnerailites"><a href="#Format-String-Vulnerailites" class="headerlink" title="Format String Vulnerailites"></a>Format String Vulnerailites</h1><p>It will show you how to discover format string vulnerabilities in C source code, and why this new kind of vulnerability is more dangerous than the common buffer overflow vulnerability.</p>
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<a href="/2021/10/11/BO9-shellcode/" class="article-date">
<time class="dt-published" datetime="2021-10-10T16:00:00.000Z" itemprop="datePublished">2021-10-11</time>
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<a class="article-category-link" href="/categories/pwn/">pwn</a>
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<a class="p-name article-title" href="/2021/10/11/BO9-shellcode/">shell code</a>
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<h1 id="Shellcode-The-Payload"><a href="#Shellcode-The-Payload" class="headerlink" title="Shellcode:The Payload"></a>Shellcode:The Payload</h1><h2 id="SHELLCODE"><a href="#SHELLCODE" class="headerlink" title="SHELLCODE"></a>SHELLCODE</h2><p> 为了直接在堆栈或内存的其他部分执行我们处理二进制的原始漏洞利用代码，我们需要表示目标机器的一组原始机器指令的汇编代码。 </p>
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<article id="post-BO8-栈缓冲区溢出" class="h-entry article article-type-post" itemprop="blogPost" itemscope itemtype="https://schema.org/BlogPosting">
<div class="article-meta">
<a href="/2021/10/09/BO8-%E6%A0%88%E7%BC%93%E5%86%B2%E5%8C%BA%E6%BA%A2%E5%87%BA/" class="article-date">
<time class="dt-published" datetime="2021-10-08T16:00:00.000Z" itemprop="datePublished">2021-10-09</time>
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<a class="article-category-link" href="/categories/pwn/">pwn</a>
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<a class="p-name article-title" href="/2021/10/09/BO8-%E6%A0%88%E7%BC%93%E5%86%B2%E5%8C%BA%E6%BA%A2%E5%87%BA/">栈缓冲区溢出</a>
</h1>
</header>
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<h1 id="测试用缓冲区溢出代码"><a href="#测试用缓冲区溢出代码" class="headerlink" title="测试用缓冲区溢出代码"></a>测试用缓冲区溢出代码</h1><p>在下面的程序示例中，我们将研究基于堆栈的缓冲区溢出是如何发生的。</p>
<p class="article-more-link">
<a href="/2021/10/09/BO8-%E6%A0%88%E7%BC%93%E5%86%B2%E5%8C%BA%E6%BA%A2%E5%87%BA/#more">Read More</a>
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<article id="post-BO7-栈操作" class="h-entry article article-type-post" itemprop="blogPost" itemscope itemtype="https://schema.org/BlogPosting">
<div class="article-meta">
<a href="/2021/10/09/BO7-%E6%A0%88%E6%93%8D%E4%BD%9C/" class="article-date">
<time class="dt-published" datetime="2021-10-08T16:00:00.000Z" itemprop="datePublished">2021-10-09</time>
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<a class="p-name article-title" href="/2021/10/09/BO7-%E6%A0%88%E6%93%8D%E4%BD%9C/">栈操作</a>
</h1>
</header>
<div class="e-content article-entry" itemprop="articleBody">
<h1 id="The-Stack-Operation"><a href="#The-Stack-Operation" class="headerlink" title="The Stack Operation"></a>The Stack Operation</h1><h2 id="PROCESSOR’S-STACK-TRACING-THE-ACTION"><a href="#PROCESSOR’S-STACK-TRACING-THE-ACTION" class="headerlink" title="PROCESSOR’S STACK: TRACING THE ACTION"></a>PROCESSOR’S STACK: TRACING THE ACTION</h2><p>函数调用和栈可以总结如下：</p>
<ol>
<li><p>将参数压入栈中</p>
</li>
<li><p>调用函数（压入函数返回地址）</p>
</li>
<li><p>（内置函数）为局部变量和缓冲区存储设置栈帧</p>
</li>
<li><p>在函数返回之前，调整栈帧来解除局部变量和缓冲区存储的分配</p>
</li>
<li><p>返回（弹出返回地址）并且调整栈来移除函数参数</p>
<p class="article-more-link">
<a href="/2021/10/09/BO7-%E6%A0%88%E6%93%8D%E4%BD%9C/#more">Read More</a>
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<article id="post-BO2-X86架构基础" class="h-entry article article-type-post" itemprop="blogPost" itemscope itemtype="https://schema.org/BlogPosting">
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<a href="/2021/09/21/BO2-X86%E6%9E%B6%E6%9E%84%E5%9F%BA%E7%A1%80/" class="article-date">
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<a class="p-name article-title" href="/2021/09/21/BO2-X86%E6%9E%B6%E6%9E%84%E5%9F%BA%E7%A1%80/">X86架构基础</a>
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<p>x86架构基础内容</p>
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<a class="p-name article-title" href="/2021/09/21/BO6-%E5%87%BD%E6%95%B0%E6%A0%88/">函数栈</a>
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<h1 id="BUFFER-OVERFLOW-6-The-Function-Stack"><a href="#BUFFER-OVERFLOW-6-The-Function-Stack" class="headerlink" title="BUFFER OVERFLOW 6-The Function Stack"></a>BUFFER OVERFLOW 6-The Function Stack</h1><h2 id="THE-PROCESSOR’S-STACK-FRAME-LAYOUT"><a href="#THE-PROCESSOR’S-STACK-FRAME-LAYOUT" class="headerlink" title="THE PROCESSOR’S STACK FRAME LAYOUT"></a>THE PROCESSOR’S STACK FRAME LAYOUT</h2><p><a target="_blank" rel="noopener" href="https://www.tenouk.com/Bufferoverflowc/Bufferoverflow2a.html">处理器的栈帧布局</a> 文章的简单翻译</p>
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