Mattermost up to 9.5.9/9.10.2/9.11.1 Message authorization

CVSS Meta Temp Score
CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.
Current Exploit Price (≈)
Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.
CTI Interest Score
Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
4.2$0-$5k0.00

Summaryinfo

A vulnerability has been found in Mattermost up to 9.5.9/9.10.2/9.11.1 and classified as problematic. This impacts an unknown function of the component Message Handler. This manipulation causes authorization. This vulnerability appears as CVE-2024-50052. The attack may be initiated remotely. There is no available exploit. The affected component should be upgraded.

Detailsinfo

A vulnerability classified as problematic was found in Mattermost up to 9.5.9/9.10.2/9.11.1. Affected by this vulnerability is an unknown part of the component Message Handler. The manipulation with an unknown input leads to a authorization vulnerability. The CWE definition for the vulnerability is CWE-862. The product does not perform an authorization check when an actor attempts to access a resource or perform an action. As an impact it is known to affect integrity. The summary by CVE is:

Mattermost versions 9.10.x <= 9.10.2, 9.11.x <= 9.11.1, 9.5.x <= 9.5.9 fail to check that the origin of the message in an integration action matches with the original post metadata which allows an authenticated user to delete an arbitrary post.

The weakness was presented by Jesse Hallam. The advisory is shared at mattermost.com. This vulnerability is known as CVE-2024-50052 since 10/21/2024. The exploitation appears to be easy. The attack can be launched remotely. Neither technical details nor an exploit are publicly available.

The vulnerability scanner Nessus provides a plugin with the ID 210010 (Mattermost Server 9.5.x < 9.5.9 / 9.10.x < 9.10.2 / 9.11.x < 9.11.1 Multiple Vulnerabilities), which helps to determine the existence of the flaw in a target environment.

Upgrading to version 9.5.10, 9.10.3, 9.11.2 or 10.0.0 eliminates this vulnerability.

The vulnerability is also documented in the vulnerability database at Tenable (210010). Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Productinfo

Type

Name

Version

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 4.3
VulDB Meta Temp Score: 4.2

VulDB Base Score: 4.3
VulDB Temp Score: 4.1
VulDB Vector: 🔍
VulDB Reliability: 🔍

CNA Base Score: 4.3
CNA Vector (Mattermost): 🔍

CVSSv2info

AVACAuCIA
💳💳💳💳💳💳
💳💳💳💳💳💳
💳💳💳💳💳💳
VectorComplexityAuthenticationConfidentialityIntegrityAvailability
UnlockUnlockUnlockUnlockUnlockUnlock
UnlockUnlockUnlockUnlockUnlockUnlock
UnlockUnlockUnlockUnlockUnlockUnlock

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

Exploitinginfo

Class: Authorization
CWE: CWE-862 / CWE-863 / CWE-285
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-DayUnlockUnlockUnlockUnlock
TodayUnlockUnlockUnlockUnlock

Nessus ID: 210010
Nessus Name: Mattermost Server 9.5.x < 9.5.9 / 9.10.x < 9.10.2 / 9.11.x < 9.11.1 Multiple Vulnerabilities

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: Mattermost 9.5.10/9.10.3/9.11.2/10.0.0

Timelineinfo

10/21/2024 🔍
10/29/2024 +8 days 🔍
10/29/2024 +0 days 🔍
09/30/2025 +335 days 🔍

Sourcesinfo

Advisory: mattermost.com
Researcher: Jesse Hallam
Status: Confirmed

CVE: CVE-2024-50052 (🔍)
GCVE (CVE): GCVE-0-2024-50052
GCVE (VulDB): GCVE-100-282313

Entryinfo

Created: 10/29/2024 10:00
Updated: 09/30/2025 00:12
Changes: 10/29/2024 10:00 (62), 10/29/2024 10:01 (1), 11/01/2024 12:38 (2), 09/30/2025 00:12 (2)
Complete: 🔍
Cache ID: 216::103

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Discussion

No comments yet. Languages: en.

Please log in to comment.

◂ PreviousOverviewNext ▸

Might our Artificial Intelligence support you?

Check our Alexa App!