Mahara up to 1.8.6/1.9.4/1.10.2/15.03.x Watchlist Notification information disclosure

Summaryinfo

A vulnerability was found in Mahara up to 1.8.6/1.9.4/1.10.2/15.03.x. It has been classified as problematic. This impacts an unknown function of the component Watchlist Notification Handler. Performing a manipulation results in information disclosure. This vulnerability is reported as CVE-2017-1000143. The attack is possible to be carried out remotely. No exploit exists. Upgrading the affected component is recommended.

Detailsinfo

A vulnerability classified as problematic has been found in Mahara up to 1.8.6/1.9.4/1.10.2/15.03.x (Content Management System). This affects an unknown code block of the component Watchlist Notification Handler. The manipulation with an unknown input leads to a information disclosure vulnerability. CWE is classifying the issue as CWE-200. The product exposes sensitive information to an actor that is not explicitly authorized to have access to that information. This is going to have an impact on availability. The summary by CVE is:

Mahara 1.8 before 1.8.7 and 1.9 before 1.9.5 and 1.10 before 1.10.3 and 15.04 before 15.04.0 are vulnerable to users receiving watchlist notifications about pages they do not have access to anymore.

The bug was discovered 04/20/2015. The weakness was disclosed 11/03/2017 (Website). It is possible to read the advisory at bugs.launchpad.net. This vulnerability is uniquely identified as CVE-2017-1000143 since 11/02/2017. It is possible to initiate the attack remotely. The requirement for exploitation is a authentication. It demands that the victim is doing some kind of user interaction. The technical details are unknown and an exploit is not publicly available. The attack technique deployed by this issue is T1592 according to MITRE ATT&CK.

The vulnerability was handled as a non-public zero-day exploit for at least 928 days. During that time the estimated underground price was around $0-$5k.

Upgrading to version 1.8.7, 1.9.5, 1.10.3 or 15.04.0 eliminates this vulnerability.

The entries VDB-109111, VDB-109110, VDB-109109 and VDB-109108 are pretty similar. Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Productinfo

Type

• Content Management System

Name

• Mahara

Version

• 1.8.0
• 1.8.1
• 1.8.2
• 1.8.3
• 1.8.4
• 1.8.5
• 1.8.6
• 1.9.0
• 1.9.1
• 1.9.2
• 1.9.3
• 1.9.4
• 1.10.0
• 1.10.1
• 1.10.2
• 15.03

License

• open-source

CPE 2.3info

• 🔍
• 🔍
• 🔍

CPE 2.2info

• 🔍
• 🔍
• 🔍

CVSSv4info

CVSSv3info

CVSSv2info

Exploitinginfo

Threat Intelligenceinfo

Countermeasuresinfo

Timelineinfo

Sourcesinfo

Entryinfo

Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Discussion