CVE-2021-37865

Published: Jan 18, 2022

Modified: Dec 6, 2024

PUBLISHED

CVSS v3.1

4.3

MEDIUM

Description

Mattermost 6.2 and earlier fails to sufficiently process a specifically crafted GIF file when it is uploaded while drafting a post, which allows authenticated users to cause resource exhaustion while processing the file, resulting in server-side Denial of Service.

Vendor	Product	Versions
Mattermost	Mattermost	affected `unspecified - <= 6.2` unaffected `6.1.1 - < unspecified` unaffected `6.0.4 - < unspecified` unaffected `5.39.3 - < unspecified` unaffected `5.37.6 - < unspecified`

Weaknesses (CWE)

CWE-400

CVSS v3.1 Details

CVSS v3.1 Vector

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L

Attack Vector

Network

Attack Complexity

Low

Privileges Required

Low

User Interaction

None

Scope

Unchanged

Confidentiality

None

Integrity

None

Availability

Low

References

https://mattermost.com/security-updates/

x_refsource_MISC

https://hackerone.com/reports/1428260

x_refsource_MISC

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CVE-2021-37865

Description

Affected Products

Weaknesses (CWE)

CVSS v3.1 Details

References