{"id":"CVE-2024-43780","state":"PUBLISHED","title":"Unauthorized channel file upload","description":"Mattermost versions 9.9.x <= 9.9.1, 9.5.x <= 9.5.7, 9.10.0, 9.8.x <= 9.8.2 fail to enforce permissions which allows a guest user with read access to upload files to a channel.","publishedAt":"2024-08-22T15:17:11.947Z","updatedAt":"2024-08-22T16:06:25.703Z","severity":{"score":4.3,"label":"Medium","version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N","source":"Mattermost"},"assigner":"Mattermost","products":["Mattermost Mattermost"],"affected":[{"vendor":"Mattermost","product":"Mattermost","defaultStatus":"unaffected","versions":[{"version":"9.9.0","status":"affected","lessThanOrEqual":"9.9.1","versionType":"semver"},{"version":"9.5.0","status":"affected","lessThanOrEqual":"9.5.7","versionType":"semver"},{"version":"9.10.0","status":"affected"},{"version":"9.8.0","status":"affected","lessThanOrEqual":"9.8.2","versionType":"semver"},{"version":"9.11.0","status":"unaffected"},{"version":"9.9.2","status":"unaffected"},{"version":"9.5.8","status":"unaffected"},{"version":"9.10.1","status":"unaffected"},{"version":"9.8.3","status":"unaffected"}]}],"references":["https://mattermost.com/security-updates"],"weaknesses":["CWE-284"],"ingestedAt":"2026-10-29T20:07:47.831Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2024/43xxx/CVE-2024-43780.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.1","cveMetadata":{"cveId":"CVE-2024-43780","state":"PUBLISHED","datePublished":"2024-08-22T15:17:11.947Z","dateUpdated":"2024-08-22T16:06:25.703Z","assignerShortName":"Mattermost","assignerOrgId":"9302f53e-dde5-4bf3-b2f2-a83f91ac0eee","dateReserved":"2024-08-16T17:27:00.321Z"},"containers":{"cna":{"title":"Unauthorized channel file upload","descriptions":[{"lang":"en","value":"Mattermost versions 9.9.x <= 9.9.1, 9.5.x <= 9.5.7, 9.10.0, 9.8.x <= 9.8.2 fail to enforce permissions which allows a guest user with read access to upload files to a channel."}],"affected":[{"vendor":"Mattermost","product":"Mattermost","defaultStatus":"unaffected","versions":[{"version":"9.9.0","status":"affected","lessThanOrEqual":"9.9.1","versionType":"semver"},{"version":"9.5.0","status":"affected","lessThanOrEqual":"9.5.7","versionType":"semver"},{"version":"9.10.0","status":"affected"},{"version":"9.8.0","status":"affected","lessThanOrEqual":"9.8.2","versionType":"semver"},{"version":"9.11.0","status":"unaffected"},{"version":"9.9.2","status":"unaffected"},{"version":"9.5.8","status":"unaffected"},{"version":"9.10.1","status":"unaffected"},{"version":"9.8.3","status":"unaffected"}]}],"references":[{"url":"https://mattermost.com/security-updates"}],"metrics":[{"cvssV3_1":{"attackComplexity":"LOW","attackVector":"NETWORK","availabilityImpact":"NONE","baseScore":4.3,"baseSeverity":"MEDIUM","confidentialityImpact":"NONE","integrityImpact":"LOW","privilegesRequired":"LOW","scope":"UNCHANGED","userInteraction":"NONE","vectorString":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N","version":"3.1"},"format":"CVSS","scenarios":[{"lang":"en","value":"GENERAL"}]}],"problemTypes":[{"descriptions":[{"cweId":"CWE-284","description":"CWE-284: Improper Access Control","lang":"en","type":"CWE"}]}],"providerMetadata":{"shortName":"Mattermost","orgId":"9302f53e-dde5-4bf3-b2f2-a83f91ac0eee","dateUpdated":"2024-08-22T15:17:11.947Z"},"credits":[{"lang":"en","type":"finder","value":"BhaRat (hackit_bharat)"}],"solutions":[{"lang":"en","supportingMedia":[{"base64":false,"type":"text/html","value":"<p>Update Mattermost to versions 9.11.0, 9.9.2, 9.5.8, 9.10.1, 9.8.3 or higher.</p>"}],"value":"Update Mattermost to versions 9.11.0, 9.9.2, 9.5.8, 9.10.1, 9.8.3 or higher."}],"source":{"advisory":"MMSA-2024-00357","defect":["https://mattermost.atlassian.net/browse/MM-58524"],"discovery":"EXTERNAL"},"x_generator":{"engine":"Vulnogram 0.2.0"}},"adp":[{"title":"CISA ADP Vulnrichment","metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2024-08-22T16:06:12.738586Z","id":"CVE-2024-43780","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2024-08-22T16:06:25.703Z"}}]}}}