Mahara up to 17.04.7/17.10.4/18.04.0 unrestricted upload

Summaryinfo

A vulnerability categorized as critical has been discovered in Mahara up to 17.04.7/17.10.4/18.04.0. Affected by this vulnerability is an unknown functionality. The manipulation results in unrestricted upload. This vulnerability is reported as CVE-2018-11196. The attack can be launched remotely. No exploit exists. It is advisable to upgrade the affected component.

Detailsinfo

A vulnerability classified as critical has been found in Mahara up to 17.04.7/17.10.4/18.04.0 (Content Management System). Affected is an unknown functionality. The manipulation with an unknown input leads to a unrestricted upload vulnerability. CWE is classifying the issue as CWE-434. The product allows the attacker to upload or transfer files of dangerous types that can be automatically processed within the product's environment. This is going to have an impact on confidentiality, integrity, and availability. CVE summarizes:

Mahara 17.04 before 17.04.8 and 17.10 before 17.10.5 and 18.04 before 18.04.1 can be used as medium to transmit viruses by placing infected files into a Leap2A archive and uploading that to Mahara. In contrast to other ZIP files that are uploaded, ClamAV (when activated) does not check Leap2A archives for viruses, allowing malicious files to be available for download. While files cannot be executed on Mahara itself, Mahara can be used to transfer such files to user computers.

The bug was discovered 05/11/2018. The weakness was disclosed 06/01/2018 (Website). The advisory is available at bugs.launchpad.net. This vulnerability is traded as CVE-2018-11196 since 05/16/2018. The exploitability is told to be easy. It is possible to launch the attack remotely. The exploitation doesn't require any form of authentication. The technical details are unknown and an exploit is not available. This vulnerability is assigned to T1608.002 by the MITRE ATT&CK project.

The vulnerability was handled as a non-public zero-day exploit for at least 21 days. During that time the estimated underground price was around $0-$5k.

Upgrading to version 17.04.8, 17.10.5 or 18.04.1 eliminates this vulnerability.

The entry VDB-118601 is pretty similar. If you want to get best quality of vulnerability data, you may have to visit VulDB.

Productinfo

Type

• Content Management System

Name

• Mahara

Version

• 17.04.0
• 17.04.1
• 17.04.2
• 17.04.3
• 17.04.4
• 17.04.5
• 17.04.6
• 17.04.7
• 17.10.0
• 17.10.1
• 17.10.2
• 17.10.3
• 17.10.4
• 18.04

License

• open-source

CPE 2.3info

• 🔍
• 🔍
• 🔍

CPE 2.2info

• 🔍
• 🔍
• 🔍

CVSSv4info

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Threat Intelligenceinfo

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Entryinfo

If you want to get best quality of vulnerability data, you may have to visit VulDB.

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