ghsa-m7w4-q5vg-5xfp
Vulnerability from github
Published
2022-09-25 00:00
Modified
2022-09-28 14:14
Severity ?
Summary
Mattermost subject to Denial of Service via upload of special GIF
Details
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": [ { "package": { "ecosystem": "Go", "name": "github.com/mattermost/mattermost-server/v6" }, "ranges": [ { "events": [ { "introduced": "7.1.0" }, { "fixed": "7.2.0" } ], "type": "ECOSYSTEM" } ] } ], "aliases": [ "CVE-2022-3257" ], "database_specific": { "cwe_ids": [ "CWE-434" ], "github_reviewed": true, "github_reviewed_at": "2022-09-28T14:14:03Z", "nvd_published_at": "2022-09-23T15:15:00Z", "severity": "MODERATE" }, "details": "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.", "id": "GHSA-m7w4-q5vg-5xfp", "modified": "2022-09-28T14:14:03Z", "published": "2022-09-25T00:00:21Z", "references": [ { "type": "ADVISORY", "url": "https://nvd.nist.gov/vuln/detail/CVE-2022-3257" }, { "type": "WEB", "url": "https://hackerone.com/reports/1620170" }, { "type": "PACKAGE", "url": "https://github.com/mattermost/mattermost-server" }, { "type": "WEB", "url": "https://mattermost.com/security-updates" } ], "schema_version": "1.4.0", "severity": [ { "score": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H", "type": "CVSS_V3" } ], "summary": "Mattermost subject to Denial of Service via upload of special GIF" }
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Sightings
Author | Source | Type | Date |
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Nomenclature
- Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
- Confirmed: The vulnerability is confirmed from an analyst perspective.
- Exploited: This vulnerability was exploited and seen by the user reporting the sighting.
- Patched: This vulnerability was successfully patched by the user reporting the sighting.
- Not exploited: This vulnerability was not exploited or seen by the user reporting the sighting.
- Not confirmed: The user expresses doubt about the veracity of the vulnerability.
- Not patched: This vulnerability was not successfully patched by the user reporting the sighting.