{"id":"CVE-2022-1337","summary":"OOM DoS in Mattermost image proxy","details":"The image proxy component in Mattermost version 6.4.1 and earlier allocates memory for multiple copies of a proxied image, which allows an authenticated attacker to crash the server via links to very large image files.","aliases":["BIT-mattermost-2022-1337","GHSA-f37q-q7p2-ccfc","GO-2022-0595"],"modified":"2026-08-12T03:51:43.362357323Z","published":"2022-04-13T17:06:00Z","database_specific":{"unresolved_ranges":[{"source":"AFFECTED_FIELD","extracted_events":[{"introduced":"6.4"},{"fixed":"6.4.2"},{"introduced":"6.3"},{"fixed":"6.3.5"},{"introduced":"6.2"},{"fixed":"6.2.5"},{"introduced":"5.37"},{"fixed":"5.37.9"}]}],"cna_assigner":"Mattermost","cwe_ids":["CWE-400"],"osv_generated_from":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/1xxx/CVE-2022-1337.json"},"references":[{"type":"WEB","url":"https://mattermost.com/security-updates/"},{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/1xxx/CVE-2022-1337.json"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2022-1337"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://github.com/mattermost/mattermost","events":[{"introduced":"f46b068ecf3b20a0d6e529618813e0ef6b85ed72"},{"fixed":"2da130ccd402acff7cf40750dcc0a631c45e2029"},{"introduced":"7dcc03f1a215faaa5ded6592fb06420a8d87f439"},{"fixed":"39979e15019394647cb0219e57651e2e0fb6626a"},{"introduced":"f5a7bfe1ad29be0094ea657f8ccfbe79a11f7430"},{"fixed":"7f1f360e41d8f2ef85c5221fbff252c15bc0c135"},{"introduced":"86a797bc64e7448dbfaa670ed6b8fd7b437e97c3"},{"fixed":"38ef45a7879fd6471a039beaa9c6366224df588b"}],"database_specific":{"source":"CPE_RANGE","cpe":"cpe:2.3:a:mattermost:mattermost_server:*:*:*:*:*:*:*:*","extracted_events":[{"introduced":"5.37.0"},{"fixed":"5.37.9"},{"introduced":"6.2.0"},{"fixed":"6.2.5"},{"introduced":"6.3.0"},{"fixed":"6.3.5"},{"introduced":"6.4.0"},{"fixed":"6.4.2"}]}}],"versions":["v6.4.1","v6.2.4","v6.3.4","v6.4.0","v6.2.3","v5.37.8","v6.3.3","v6.3.2","v6.3.1","v6.2.2","v5.37.7","v6.3.0","v5.37.6","v6.2.1","v6.2.0","v5.37.5","v5.37.4","v5.37.3","v5.37.2","v5.37.1","v5.37.0"],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2022-1337.json"}}],"schema_version":"1.9.0","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L"}]}