Moderate severityNVD Advisory· Published Sep 23, 2022· Updated Dec 6, 2024
Server-side Denial of Service while processing a specifically crafted GIF file
CVE-2022-3257
Description
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.
Affected packages
Versions sourced from the GitHub Security Advisory.
| Package | Affected versions | Patched versions |
|---|---|---|
github.com/mattermost/mattermost-server/v6Go | >= 7.1.0, < 7.2.0 | 7.2.0 |
Affected products
1- Range: unspecified
Patches
0No patches discovered yet.
Vulnerability mechanics
AI mechanics synthesis has not run for this CVE yet.
References
5- github.com/advisories/GHSA-m7w4-q5vg-5xfpghsaADVISORY
- nvd.nist.gov/vuln/detail/CVE-2022-3257ghsaADVISORY
- hackerone.com/reports/1620170ghsax_refsource_MISCWEB
- mattermost.com/security-updatesghsaWEB
- mattermost.com/security-updates/mitrex_refsource_MISC
News mentions
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