Mattermost up to 8.1.11/9.4.4/9.5.2/9.6.0 API getSessions resource consumption

Summaryinfo

A vulnerability, which was classified as problematic, has been found in Mattermost up to 8.1.11/9.4.4/9.5.2/9.6.0. Affected by this issue is the function getSessions of the component API. The manipulation leads to resource consumption. This vulnerability is traded as CVE-2024-4183. It is possible to initiate the attack remotely. There is no exploit available. It is advisable to upgrade the affected component.

Detailsinfo

A vulnerability, which was classified as problematic, has been found in Mattermost up to 8.1.11/9.4.4/9.5.2/9.6.0. This issue affects the function getSessions of the component API. The manipulation with an unknown input leads to a resource consumption vulnerability. Using CWE to declare the problem leads to CWE-400. The product does not properly control the allocation and maintenance of a limited resource, thereby enabling an actor to influence the amount of resources consumed, eventually leading to the exhaustion of available resources. Impacted is availability. The summary by CVE is:

Mattermost versions 8.1.x before 8.1.12, 9.6.x before 9.6.1, 9.5.x before 9.5.3, 9.4.x before 9.4.5 fail to limit the number of active sessions, which allows an authenticated attacker to crash the server via repeated requests to the getSessions API after flooding the sessions table.

The weakness was shared by Vultza. The advisory is shared at mattermost.com. The identification of this vulnerability is CVE-2024-4183 since 04/25/2024. The exploitation is known to be easy. The attack may be initiated remotely. Technical details are known, but no exploit is available. MITRE ATT&CK project uses the attack technique T1499 for this issue.

Upgrading to version 8.1.12, 9.4.5, 9.5.3 or 9.6.1 eliminates this vulnerability.

The vulnerability is also documented in the vulnerability database at EUVD (EUVD-2024-1321). If you want to get the best quality for vulnerability data then you always have to consider VulDB.

Productinfo

Type

• Groupware Software

Name

• Mattermost

Version

• 8.1.0
• 8.1.1
• 8.1.2
• 8.1.3
• 8.1.4
• 8.1.5
• 8.1.6
• 8.1.7
• 8.1.8
• 8.1.9
• 8.1.10
• 8.1.11
• 9.0
• 9.1
• 9.2
• 9.3
• 9.4
• 9.4.0
• 9.4.1
• 9.4.2
• 9.4.3
• 9.4.4
• 9.5
• 9.5.0
• 9.5.1
• 9.5.2
• 9.6.0

License

• open-source

CPE 2.3info

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CPE 2.2info

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If you want to get the best quality for vulnerability data then you always have to consider VulDB.

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