Jaws 1.1.1: Code Execution

Jaws 1.1.1: Code Execution

Date: 2016-11-10 10:43:35
Security Advisory – Curesec Research Team

1. Introduction

Affected Product: Jaws 1.1.1
Fixed in: not fixed
Fixed Version Link: n/a
Vendor Website: http://jaws-project.com/
Vulnerability Type: Code Execution
Remote Exploitable: Yes
Reported to vendor: 09/05/2016
Disclosed to public: 11/10/2016
Release mode: Full Disclosure
CVE: n/a
Credits Tim Coen of curesec GmbH

2. Overview

Jaws is a content management system written in PHP. In version 1.1.1, it is vulnerable to code execution as it allows the upload of files with a dangerous type.

An account with extended privileges is required.

3. Details

CVSS: High 9.0 AV:N/AC:L/Au:S/C:C/I:C/A:C

The file manager forbids the uploading of most PHP and htaccess files by checking the extension of uploaded files and renaming files when required.

However, the check can be bypassed by an attacker as the file extension .pht - which is treated as PHP file by default Apache installations - is not filtered.

An account with access to the file manager is required.

4. Solution

This issue was not fixed by the vendor.

5. Report Timeline

09/05/2016 Informed Vendor about Issue (no reply)
09/15/2016 Reminded Vendor of Disclosure Date (no reply)
11/10/2016 Disclosed to public