Subrion CMS 4.2.1 - Cross-Site Scripting

2018-08-0600:00:00

Zeel Chavda

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

6.3 Medium

AI Score

Confidence

High

0.002 Low

EPSS

Percentile

55.4%

JSON

# Exploit Title: [Subrion CMS- 4.2.1 XSS (Using component with known
Vulnerability)]
# Date: [02-08-2018]
# Exploit Author: [Zeel Chavda]
# Vendor Homepage: [https://subrion.org/]
# Software Link: [https://subrion.org/download/]
# Version: [4.2.1] (REQUIRED)
# Tested on: [Windows,FireFox]
# CVE : [CVE-2018-14840]

Steps: -

1. Create a file with XSS payload.
2. Save it with .html extension.
3. Upload via CKEditor manager and execute "file.html".

Reference: -
https://github.com/intelliants/subrion/commit/cb10ac2294cb2c3a6d2159f9a2bb8c58a2a10a47