MyLittleForum 2.3.6.1 CSS privileges management

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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4.8$0-$5k0.00

A vulnerability was found in MyLittleForum 2.3.6.1 (Forum Software). It has been declared as problematic. This vulnerability affects an unknown function of the component CSS Handler. The manipulation with an unknown input leads to a privileges management vulnerability. The CWE definition for the vulnerability is CWE-269. The product does not properly assign, modify, track, or check privileges for an actor, creating an unintended sphere of control for that actor. As an impact it is known to affect integrity.

The weakness was presented 11/17/2016 by Tim Coen with Curesec Research Team as MyLittleForum 2.3.6.1: XSS & RPO as confirmed mailinglist post (Full-Disclosure). The advisory is shared for download at seclists.org. The public release was coordinated in cooperation with the vendor. The attack can be initiated remotely. No form of authentication is required for a successful exploitation. Technical details are unknown but a public exploit is available. The MITRE ATT&CK project declares the attack technique as T1068. The advisory points out:

Because the application includes CSS files relative instead of absolute, an attacker can overwrite the path. With some browsers, this may lead to CSS injection.

A public exploit has been developed by Tim Coen and been published immediately after the advisory. It is possible to download the exploit at seclists.org. It is declared as proof-of-concept. The code used by the exploit is:

http://localhost/mylittleforum-2.3.6.1/index.php////?id=1

Upgrading to version 2.3.7beta eliminates this vulnerability. The upgrade is hosted for download at github.com. A possible mitigation has been published before and not just after the disclosure of the vulnerability.

Additional details are provided at curesec.com. See 93687 for similar entry.

Productinfo

Type

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB CVSS-B Score: 🔍
VulDB CVSS-BT Score: 🔍
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VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.3
VulDB Meta Temp Score: 4.8

VulDB Base Score: 5.3
VulDB Temp Score: 4.8
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

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VulDB Base Score: 🔍
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VulDB Reliability: 🔍

Exploitinginfo

Class: Privileges management
CWE: CWE-269 / CWE-266
CAPEC: 🔍
ATT&CK: 🔍

Local: No
Remote: Yes

Availability: 🔍
Access: Public
Status: Proof-of-Concept
Author: Tim Coen
Download: 🔍
Price Prediction: 🔍
Current Price Estimation: 🔍

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Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍
Exploit Delay Time: 🔍

Upgrade: MyLittleForum 2.3.7beta

Timelineinfo

04/10/2015 🔍
05/09/2015 +29 days 🔍
09/15/2015 +129 days 🔍
11/17/2016 +429 days 🔍
11/17/2016 +0 days 🔍
11/19/2016 +2 days 🔍
07/24/2019 +977 days 🔍

Sourcesinfo

Advisory: MyLittleForum 2.3.6.1: XSS & RPO
Researcher: Tim Coen
Organization: Curesec Research Team
Status: Confirmed
Coordinated: 🔍
scip Labs: https://www.scip.ch/en/?labs.20161013
Misc.: 🔍
See also: 🔍

Entryinfo

Created: 11/19/2016 17:52
Updated: 07/24/2019 21:58
Changes: 11/19/2016 17:52 (56), 07/24/2019 21:58 (2)
Complete: 🔍
Cache ID: 18:AFE:103

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