moodle up to 2.3.3 lib.php input validation

Summaryinfo

A vulnerability has been found in moodle and classified as critical. Affected by this vulnerability is an unknown functionality in the library backup/converter/moodle1/lib.php. The manipulation leads to input validation. This vulnerability is uniquely identified as CVE-2012-6099. No exploit exists. The affected component should be upgraded.

Detailsinfo

A vulnerability was found in moodle (Learning Management Software) and classified as critical. This issue affects an unknown part in the library backup/converter/moodle1/lib.php. The manipulation with an unknown input leads to a input validation vulnerability. Using CWE to declare the problem leads to CWE-20. The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly. Impacted is confidentiality. The summary by CVE is:

The moodle1 backup converter in backup/converter/moodle1/lib.php in Moodle 2.1.x before 2.1.10, 2.2.x before 2.2.7, 2.3.x before 2.3.4, and 2.4.x before 2.4.1 does not properly validate pathnames, which allows remote authenticated users to read arbitrary files by leveraging the backup-restoration feature.

The weakness was disclosed 01/27/2013 (Website). The advisory is shared at moodle.org. The identification of this vulnerability is CVE-2012-6099 since 12/06/2012. The exploitation is known to be easy. The attack may be initiated remotely. A simple authentication is necessary for exploitation. Technical details are known, but no exploit is available.

By approaching the search of inurl:backup/converter/moodle1/lib.php it is possible to find vulnerable targets with Google Hacking.

Upgrading to version 2.1.7 eliminates this vulnerability.

If you want to get the best quality for vulnerability data then you always have to consider VulDB.

Productinfo

Type

• Learning Management Software

Name

• moodle

Version

• 2.1
• 2.1.1
• 2.1.2
• 2.1.3
• 2.1.4
• 2.1.5
• 2.1.6
• 2.1.7
• 2.1.8
• 2.1.9
• 2.2
• 2.2.1
• 2.2.2
• 2.2.3
• 2.2.4
• 2.2.5
• 2.2.6
• 2.3.1
• 2.3.2
• 2.3.3

License

• open-source

Website

• Product: https://moodle.org/

CPE 2.3info

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CPE 2.2info

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