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

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CVSS Meta Temp Score
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CTI Interest Score
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4.5$0-$5k0.00

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. 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.

Upgrading to version 1.29.0 eliminates this vulnerability.

The entries 156956, 156957, 156958 and 156959 are pretty similar.

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VulDB Meta Base Score: 4.6
VulDB Meta Temp Score: 4.5

VulDB Base Score: 1.8
VulDB Temp Score: 1.8
VulDB Vector: 🔒
VulDB Reliability: 🔍

NVD Base Score: 7.5
NVD Vector: 🔒

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VulDB Base Score: 🔒
VulDB Temp Score: 🔒
VulDB Reliability: 🔍

NVD Base Score: 🔒

Exploitinginfoedit

Class: Information disclosure
CWE: CWE-200
ATT&CK: Unknown

Local: Yes
Remote: No

Availability: 🔒
Status: Not defined

Price Prediction: 🔍
Current Price Estimation: 🔒

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Threat Intelligenceinfoedit

Threat: 🔍
Adversaries: 🔍
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Countermeasuresinfoedit

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔒

Upgrade: Mattermost Mobile App 1.29.0

Timelineinfoedit

06/19/2020 Advisory disclosed
06/19/2020 +0 days CVE assigned
06/20/2020 +1 days VulDB entry created
10/25/2020 +127 days VulDB last update

Sourcesinfoedit

Advisory: mattermost.com
Status: Not defined
Confirmation: 🔒

CVE: CVE-2020-14451 (🔒)
See also: 🔒

Entryinfoedit

Created: 06/20/2020 08:07 AM
Updated: 10/25/2020 08:22 PM
Changes: (1) advisory_confirm_url
Complete: 🔍

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