Mattermost Mobile App up to 1.28.x on iOS Single Sign-On Cookie information disclosure

Summaryinfo

A vulnerability has been found in Mattermost Mobile App up to 1.28.x on iOS and classified as problematic. This affects an unknown part of the component Single Sign-On Cookie Handler. This manipulation causes information disclosure. This vulnerability is tracked as CVE-2020-14451. It is feasible to perform the attack on the physical device. No exploit exists. The affected component should be upgraded.

Detailsinfo

A vulnerability has been found in Mattermost Mobile App up to 1.28.x on iOS (iOS App Software) and classified as problematic. Affected by this vulnerability is an unknown part of the component Single Sign-On Cookie Handler. The manipulation with an unknown input leads to a information disclosure vulnerability. The CWE definition for the vulnerability is CWE-200. The product exposes sensitive information to an actor that is not explicitly authorized to have access to that information. As an impact it is known to affect confidentiality. The summary by CVE is:

An issue was discovered in Mattermost Mobile Apps before 1.29.0. The iOS app allowed Single Sign-On cookies and Local Storage to remain after a logout, aka MMSA-2020-0013.

The weakness was disclosed 06/19/2020 (Website). It is possible to read the advisory at mattermost.com. This vulnerability is known as CVE-2020-14451 since 06/19/2020. The exploitation appears to be difficult. Attacking locally is a requirement. A single authentication is necessary for exploitation. 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.

Upgrading to version 1.29.0 eliminates this vulnerability.

The entries VDB-156956, VDB-156957, VDB-156958 and VDB-156959 are pretty similar. Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Productinfo

Type

• iOS App Software

Name

• Mattermost Mobile App

Version

• 1.0
• 1.1
• 1.2
• 1.3
• 1.4
• 1.5
• 1.6
• 1.7
• 1.8
• 1.9
• 1.10
• 1.11
• 1.12
• 1.13
• 1.14
• 1.15
• 1.16
• 1.17
• 1.18
• 1.19
• 1.20
• 1.21
• 1.22
• 1.23
• 1.24
• 1.25
• 1.26
• 1.27
• 1.28

License

• open-source

CPE 2.3info

• 🔍
• 🔍
• 🔍

CPE 2.2info

• 🔍
• 🔍
• 🔍

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Entryinfo

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

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