CVE-2023-3614

Denial of Service via specially crafted gif image

Published Jul 17, 2023 CVSS 3.1 · 4.3 Medium EPSS < 1% KEV · Not listed
Description
Mattermost fails to properly validate a gif image file, allowing an attacker to consume a significant amount of server resources, making the server unresponsive for an extended period of time by linking to specially crafted image file.

Remediation

Vendor Solution

Update Mattermost to versions v7.8.7, v7.9.5, v7.10.3 or higher.

Tracking

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Advisories

Source ID Title
EUVD EUVD EUVD-2023-44263 Mattermost fails to properly validate a gif image file, allowing an attacker to consume a significant amount of server resources, making the server unresponsive for an extended period of time by linking to specially crafted image file.
References
History
Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
Mattermost
Published
Updated
Oct 21, 2024, 7:39 PM
Reserved
Jul 11, 2023, 9:04 AM
Status
Modified
Published
Jul 17, 2023, 4:15 PM
Modified
Jun 17, 2026, 6:14 AM