MyBB up to 1.4.11 usercp.php access control

Summaryinfo

A vulnerability has been found in MyBB and classified as problematic. This vulnerability affects unknown code of the file usercp.php. Performing a manipulation results in access control. This vulnerability is known as CVE-2010-4629. No exploit is available. The affected component should be upgraded.

Detailsinfo

A vulnerability was found in MyBB (Content Management System). It has been classified as problematic. This affects an unknown part of the file usercp.php. The manipulation with an unknown input leads to a access control vulnerability. CWE is classifying the issue as CWE-264. This is going to have an impact on availability. The summary by CVE is:

MyBB (aka MyBulletinBoard) before 1.4.12 does not properly restrict uid values for group join requests, which allows remote attackers to cause a denial of service (resource consumption) by using guest access to submit join request forms for moderated groups, related to usercp.php and managegroup.php.

The weakness was published 12/30/2010 (Website). The advisory is shared at blog.mybb.com. This vulnerability is uniquely identified as CVE-2010-4629 since 12/30/2010. The exploitability is told to be easy. It is possible to initiate the attack remotely. No form of authentication is needed for exploitation. Technical details are known, but no exploit is available. MITRE ATT&CK project uses the attack technique T1068 for this issue.

By approaching the search of inurl:usercp.php it is possible to find vulnerable targets with Google Hacking.

Upgrading to version 1.2.0 eliminates this vulnerability.

The vulnerability is also documented in the vulnerability database at X-Force (64513). Similar entries are available at VDB-55904, VDB-55903, VDB-55902 and VDB-55901. Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Productinfo

Type

• Content Management System

Name

• MyBB

Version

• 1.00
• 1.01
• 1.02
• 1.03
• 1.04
• 1.1.0
• 1.1.1
• 1.1.2
• 1.1.3
• 1.1.4
• 1.1.5
• 1.1.6
• 1.1.7
• 1.1.8
• 1.2.0
• 1.2.1
• 1.2.2
• 1.2.3
• 1.2.4
• 1.2.5
• 1.2.6
• 1.2.7
• 1.2.8
• 1.2.9
• 1.2.10
• 1.2.11
• 1.2.12
• 1.2.13
• 1.4.0
• 1.4.2
• 1.4.3
• 1.4.6
• 1.4.8
• 1.4.9
• 1.4.10
• 1.4.11

License

• open-source

Website

• Product: https://mybb.com/

CPE 2.3info

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CPE 2.2info

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Entryinfo

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Discussion