GHSA-m7w4-q5vg-5xfp

ghsaUSosv

Mattermost subject to Denial of Service via upload of special GIF

Advisory ansehen veröffentlicht 2022-09-25Lizenz: CC-BY-4.0

Mattermost version 7.1.x 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.

beschreibt (1)

Zugehörige CVEs.

ID	Schweregrad	EPSS	ausnutzbar	veröffentlicht
CVE-2022-3257US	medium6.5	1.26% (69th)	—	2022-09-23
Mattermost version 7.1.x and earlier fails to sufficiently process a specifically crafted GIF file when it is uploaded while drafting a post, which allows authenticated users to ca…

Referenzen

Externe Belege — Patches, Meldungen, Analysen.

https://github.com/mattermost/mattermost-serverPACKAGE
https://hackerone.com/reports/1620170WEB
https://mattermost.com/security-updatesWEB
https://nvd.nist.gov/vuln/detail/CVE-2022-3257ADVISORY

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