Reservo Image Hosting Script 1.5 - Cross-Site Scripting

2018-01-1700:00:00

Dennis Veninga

www.exploit-db.com

4.3 Medium

CVSS2

Attack Vector

NETWORK

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

PARTIAL

Availability Impact

NONE

AV:N/AC:M/Au:N/C:N/I:P/A:N

6.1 Medium

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

CHANGED

Confidentiality Impact

LOW

Integrity Impact

LOW

Availability Impact

NONE

CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

0.001 Low

EPSS

Percentile

45.5%

JSON

# Exploit Title: Reservo Image Hosting Script 1.5 - Cross Site Scripting
# Date: 15-01-2018
# Exploit Author: Dennis Veninga
# Contact Author: d.veninga [at] networking4all.com
# Vendor Homepage: reservo.co
# Version: 1.6
# CVE-ID: CVE-2018-5705

With support for automatic thumbnails & image resizing in over 200 image
formats, robust privacy options, secure image manager, external storage a
feature rich admin area and free migration scripts, Reservo really does
tick every box.


Reservo Image Hosting is vulnerable to XSS attacks. The affected function
is its search engine. Since there is an user/admin login interface, it's
possible for attackers to steal sessions of users and thus admin(s). By
sending users an infected URL, code will be executed.

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PoC:

https://
{{target}}/search/?s=image&t=%27%29%3B%2522%2520style%253D%22%3Cscript%3Ealert%281%29%3C%2Fscript%3E%3C
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Evil javascript code can be inserted and will be executed when visiting the
link