{"id":"CVE-2022-3147","aliases":["BIT-mattermost-2022-3147","EUVD-2022-42571","GHSA-9rmc-xf66-rv68"],"status":"published","title":"Server-side Denial of Service while processing a specifically crafted JPEG file","description":"Mattermost version 7.0.x and earlier fails to sufficiently limit the in-memory sizes of concurrently uploaded JPEG images, which allows authenticated users to cause resource exhaustion on specific system configurations, resulting in server-side Denial of Service.","severity":{"version":"3.1","score":3.1,"vector":"CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:L","level":"low","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-08","score":0.01051,"percentile":0.64518,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-400","CWE-770"],"published":"2022-09-09T14:39:51Z","modified":"2026-10-28T02:30:53Z","fixes":[{"ecosystem":"Bitnami","package":"mattermost","fixed_in":["7.1.0"],"sources":["osv"]}],"affected":[{"source":"osv","ecosystem":"Bitnami","package":"mattermost","ranges":[{"type":"SEMVER","events":[{"introduced":"0"},{"fixed":"7.1.0"}]}]}],"products":[{"vendor":"mattermost","product":"mattermost"},{"vendor":"mattermost","product":"mattermost_server"}],"references":[{"url":"https://mattermost.com/security-updates/","tags":["x_refsource_MISC","x_transferred","Vendor Advisory","web"]},{"url":"https://hackerone.com/reports/1549513","tags":["x_refsource_MISC","x_transferred","Permissions Required","web"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2022-3147","tags":["web","advisory"]},{"url":"https://github.com/advisories/GHSA-9rmc-xf66-rv68"},{"url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/3xxx/CVE-2022-3147.json","tags":["advisory"]}],"sources":{"cve":[{"id":"CVE-2022-3147","title":"Server-side Denial of Service while processing a specifically crafted JPEG file","description":"Mattermost version 7.0.x and earlier fails to sufficiently limit the in-memory sizes of concurrently uploaded JPEG images, which allows authenticated users to cause resource exhaustion on specific system configurations, resulting in server-side Denial of Service.","status":"published","published":"2022-09-09T14:39:51Z","modified":"2024-12-06T23:08:00.683Z","cvss":[{"version":"3.1","score":3.1,"vector":"CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:L","level":"low","assessor":"cna"}],"cwes":["CWE-400"],"updated_at":"2026-11-02T14:34:33.24035Z"}],"euvd":[{"id":"EUVD-2022-42571","description":"Mattermost version 7.0.x and earlier fails to sufficiently limit the in-memory sizes of concurrently uploaded JPEG images, which allows authenticated users to cause resource exhaustion on specific system configurations, resulting in server-side Denial of Service.","status":"published","published":"2022-09-09T14:39:51Z","modified":"2024-12-06T23:08:00Z","cvss":[{"version":"3.1","score":3.1,"vector":"CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:L","level":"low"}],"updated_at":"2026-11-03T00:04:38.652605Z"}],"ghsa":[{"id":"GHSA-9rmc-xf66-rv68","title":"Mattermost version 7.0.x and earlier fails to sufficiently limit the in-memory sizes of...","description":"Mattermost version 7.0.x and earlier fails to sufficiently limit the in-memory sizes of concurrently uploaded JPEG images, which allows authenticated users to cause resource exhaustion on specific system configurations, resulting in server-side Denial of Service.","status":"published","published":"2022-09-10T00:00:29Z","modified":"2023-07-21T21:30:28Z","cvss":[{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","level":"medium"}],"cwes":["CWE-400","CWE-770"],"updated_at":"2026-11-02T14:54:42.596364Z"}],"nvd":[{"id":"CVE-2022-3147","description":"Mattermost version 7.0.x and earlier fails to sufficiently limit the in-memory sizes of concurrently uploaded JPEG images, which allows authenticated users to cause resource exhaustion on specific system configurations, resulting in server-side Denial of Service.","status":"published","published":"2022-09-09T15:15:15.01Z","modified":"2026-06-17T04:58:57.327Z","cvss":[{"version":"3.1","score":3.1,"vector":"CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:L","level":"low","assessor":"secondary"},{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","level":"medium","assessor":"primary"}],"cwes":["CWE-400","CWE-770"],"updated_at":"2026-11-02T14:07:27.631109Z"}],"osv":[{"id":"CVE-2022-3147","title":"Server-side Denial of Service while processing a specifically crafted JPEG file","description":"Mattermost version 7.0.x and earlier fails to sufficiently limit the in-memory sizes of concurrently uploaded JPEG images, which allows authenticated users to cause resource exhaustion on specific system configurations, resulting in server-side Denial of Service.","status":"published","published":"2022-09-09T14:39:51Z","modified":"2026-10-28T02:30:53.743258046Z","cvss":[{"version":"3.1","score":3.1,"vector":"CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:L","level":"low"}],"cwes":["CWE-400"],"updated_at":"2026-11-02T15:44:25.516981Z"},{"id":"BIT-mattermost-2022-3147","description":"Mattermost version 7.0.x and earlier fails to sufficiently limit the in-memory sizes of concurrently uploaded JPEG images, which allows authenticated users to cause resource exhaustion on specific system configurations, resulting in server-side Denial of Service.","status":"published","published":"2024-03-06T11:03:11.868Z","modified":"2025-04-03T14:40:37.652Z","updated_at":"2026-11-02T15:28:33.072289Z"}]}}