Vulnerability Details CVE-2021-37865
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.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.006
EPSS Ranking 68.5%
CVSS Severity
CVSS v3 Score 4.3
CVSS v2 Score 3.5
References
Products affected by CVE-2021-37865
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cpe:2.3:a:mattermost:mattermost:-
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cpe:2.3:a:mattermost:mattermost:1.21.0
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cpe:2.3:a:mattermost:mattermost:1.21.1
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cpe:2.3:a:mattermost:mattermost:1.21.2
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cpe:2.3:a:mattermost:mattermost:1.22.0
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cpe:2.3:a:mattermost:mattermost:1.22.1
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cpe:2.3:a:mattermost:mattermost:1.23.0
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cpe:2.3:a:mattermost:mattermost:1.23.1
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cpe:2.3:a:mattermost:mattermost:1.24.0
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cpe:2.3:a:mattermost:mattermost:1.25.0
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cpe:2.3:a:mattermost:mattermost:1.25.1
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cpe:2.3:a:mattermost:mattermost:1.26.0
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cpe:2.3:a:mattermost:mattermost:1.26.1
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cpe:2.3:a:mattermost:mattermost:1.26.2
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cpe:2.3:a:mattermost:mattermost:1.27.0
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cpe:2.3:a:mattermost:mattermost:1.27.1
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cpe:2.3:a:mattermost:mattermost:1.28.0
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cpe:2.3:a:mattermost:mattermost:1.29.0
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cpe:2.3:a:mattermost:mattermost:1.30.0
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cpe:2.3:a:mattermost:mattermost:1.30.1
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cpe:2.3:a:mattermost:mattermost:1.31.0
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cpe:2.3:a:mattermost:mattermost:1.31.1
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cpe:2.3:a:mattermost:mattermost:1.31.2
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cpe:2.3:a:mattermost:mattermost:1.32.0
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cpe:2.3:a:mattermost:mattermost:1.32.1
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cpe:2.3:a:mattermost:mattermost:1.32.2
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cpe:2.3:a:mattermost:mattermost:1.33.0
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cpe:2.3:a:mattermost:mattermost:1.33.1
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cpe:2.3:a:mattermost:mattermost:1.34.0
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cpe:2.3:a:mattermost:mattermost:1.34.1
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cpe:2.3:a:mattermost:mattermost:1.35.0
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cpe:2.3:a:mattermost:mattermost:1.35.1
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cpe:2.3:a:mattermost:mattermost:1.36.0
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cpe:2.3:a:mattermost:mattermost:1.37.0
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cpe:2.3:a:mattermost:mattermost:1.38.0
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cpe:2.3:a:mattermost:mattermost:1.38.1
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cpe:2.3:a:mattermost:mattermost:1.39.0
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cpe:2.3:a:mattermost:mattermost:1.40.0
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cpe:2.3:a:mattermost:mattermost:1.41.0
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cpe:2.3:a:mattermost:mattermost:1.41.1
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cpe:2.3:a:mattermost:mattermost:5.34.0
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cpe:2.3:a:mattermost:mattermost:5.34.1
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cpe:2.3:a:mattermost:mattermost:5.34.2
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cpe:2.3:a:mattermost:mattermost:5.34.3
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cpe:2.3:a:mattermost:mattermost:5.34.4
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cpe:2.3:a:mattermost:mattermost:5.34.5
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cpe:2.3:a:mattermost:mattermost:5.35.0
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cpe:2.3:a:mattermost:mattermost:5.35.1
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cpe:2.3:a:mattermost:mattermost:5.35.2
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cpe:2.3:a:mattermost:mattermost:5.35.3
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cpe:2.3:a:mattermost:mattermost:5.35.4
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cpe:2.3:a:mattermost:mattermost:5.36.0
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cpe:2.3:a:mattermost:mattermost:5.36.1
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cpe:2.3:a:mattermost:mattermost:5.36.2
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cpe:2.3:a:mattermost:mattermost:5.37.0
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cpe:2.3:a:mattermost:mattermost:5.37.1
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cpe:2.3:a:mattermost:mattermost:5.37.10
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cpe:2.3:a:mattermost:mattermost:5.37.2
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cpe:2.3:a:mattermost:mattermost:5.37.3
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cpe:2.3:a:mattermost:mattermost:5.37.4
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cpe:2.3:a:mattermost:mattermost:5.37.5
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cpe:2.3:a:mattermost:mattermost:5.37.6
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cpe:2.3:a:mattermost:mattermost:5.37.7
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cpe:2.3:a:mattermost:mattermost:5.37.8
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cpe:2.3:a:mattermost:mattermost:5.37.9
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cpe:2.3:a:mattermost:mattermost:5.38.0
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cpe:2.3:a:mattermost:mattermost:5.38.1
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cpe:2.3:a:mattermost:mattermost:5.38.2
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cpe:2.3:a:mattermost:mattermost:5.38.3
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cpe:2.3:a:mattermost:mattermost:5.38.4
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cpe:2.3:a:mattermost:mattermost:5.39.0
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cpe:2.3:a:mattermost:mattermost:5.39.1
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cpe:2.3:a:mattermost:mattermost:5.39.2
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cpe:2.3:a:mattermost:mattermost:5.39.3
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cpe:2.3:a:mattermost:mattermost:6.0.0
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cpe:2.3:a:mattermost:mattermost:6.0.1
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cpe:2.3:a:mattermost:mattermost:6.0.2
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cpe:2.3:a:mattermost:mattermost:6.0.3
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cpe:2.3:a:mattermost:mattermost:6.0.4
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cpe:2.3:a:mattermost:mattermost:6.1
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cpe:2.3:a:mattermost:mattermost:6.1.0
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cpe:2.3:a:mattermost:mattermost:6.1.1
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cpe:2.3:a:mattermost:mattermost:6.1.2
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cpe:2.3:a:mattermost:mattermost:6.1.3
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cpe:2.3:a:mattermost:mattermost:6.2.0