{"id":"CVE-2024-4195","state":"PUBLISHED","title":"Mattermost versions 9.6.0, 9.5.x before 9.5.3, and 8.1.x before 8.1.12 fail to fully validate role changes, which allows an attacker authenticated as a team admin to promote guests","description":"Mattermost versions 9.6.0, 9.5.x before 9.5.3, and 8.1.x before 8.1.12 fail to fully validate role changes, which allows an attacker authenticated as a team admin to promote guests to team admins via crafted HTTP requests.\n\n","publishedAt":"2024-04-26T08:26:00.685Z","updatedAt":"2024-08-01T20:33:52.915Z","severity":{"score":2.7,"label":"Low","version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:H/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":"9.6.0","status":"affected"},{"version":"9.5.0","status":"affected","lessThanOrEqual":"9.5.2","versionType":"semver"},{"version":"8.1.0","status":"affected","lessThanOrEqual":"8.1.11","versionType":"semver"},{"version":"9.7.0","status":"unaffected"},{"version":"9.6.1","status":"unaffected"},{"version":"9.5.3","status":"unaffected"},{"version":"8.1.12","status":"unaffected"}]}],"references":["https://mattermost.com/security-updates"],"weaknesses":["CWE-284"],"ingestedAt":"2026-10-29T20:07:56.516Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2024/4xxx/CVE-2024-4195.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.1","cveMetadata":{"cveId":"CVE-2024-4195","state":"PUBLISHED","datePublished":"2024-04-26T08:26:00.685Z","dateUpdated":"2024-08-01T20:33:52.915Z","assignerShortName":"Mattermost","assignerOrgId":"9302f53e-dde5-4bf3-b2f2-a83f91ac0eee","dateReserved":"2024-04-25T15:39:59.871Z"},"containers":{"cna":{"descriptions":[{"lang":"en","value":"Mattermost versions 9.6.0, 9.5.x before 9.5.3, and 8.1.x before 8.1.12 fail to fully validate role changes, which allows an attacker authenticated as a team admin to promote guests to team admins via crafted HTTP requests.\n\n"}],"affected":[{"vendor":"Mattermost","product":"Mattermost","defaultStatus":"unaffected","versions":[{"version":"9.6.0","status":"affected"},{"version":"9.5.0","status":"affected","lessThanOrEqual":"9.5.2","versionType":"semver"},{"version":"8.1.0","status":"affected","lessThanOrEqual":"8.1.11","versionType":"semver"},{"version":"9.7.0","status":"unaffected"},{"version":"9.6.1","status":"unaffected"},{"version":"9.5.3","status":"unaffected"},{"version":"8.1.12","status":"unaffected"}]}],"references":[{"url":"https://mattermost.com/security-updates"}],"metrics":[{"cvssV3_1":{"attackComplexity":"LOW","attackVector":"NETWORK","availabilityImpact":"NONE","baseScore":2.7,"baseSeverity":"LOW","confidentialityImpact":"NONE","integrityImpact":"LOW","privilegesRequired":"HIGH","scope":"UNCHANGED","userInteraction":"NONE","vectorString":"CVSS:3.1/AV:N/AC:L/PR:H/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":"2024-04-26T08:26:00.685Z"},"credits":[{"lang":"en","type":"finder","value":"BhaRat (hackit_bharat)"}],"solutions":[{"lang":"en","supportingMedia":[{"base64":false,"type":"text/html","value":"<p>Update Mattermost Server to versions 9.7.0, 9.6.1, 9.5.3, 8.1.12 or higher.</p>"}],"value":"Update Mattermost Server to versions 9.7.0, 9.6.1, 9.5.3, 8.1.12 or higher.\n\n"}],"source":{"advisory":"MMSA-2024-00305","defect":["https://mattermost.atlassian.net/browse/MM-56535"],"discovery":"EXTERNAL"},"x_generator":{"engine":"Vulnogram 0.1.0-dev"}},"adp":[{"title":"CISA ADP Vulnrichment","affected":[{"vendor":"jenkins","product":"mattermost","defaultStatus":"unknown","versions":[{"version":"9.7.0","status":"unaffected"},{"version":"9.6.1","status":"unaffected"},{"version":"9.5.3","status":"unaffected"},{"version":"8.1.12","status":"unaffected"},{"version":"9.6.0","status":"affected"},{"version":"9.5.0","status":"affected"},{"version":"8.1.0","status":"affected"}],"cpes":["cpe:2.3:a:jenkins:mattermost:*:*:*:*:*:jenkins:*:*"]}],"metrics":[{"other":{"type":"ssvc","content":{"id":"CVE-2024-4195","role":"CISA Coordinator","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"partial"}],"version":"2.0.3","timestamp":"2024-04-26T18:19:58.356965Z"}}}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2024-06-04T17:54:34.811Z"}},{"title":"CVE Program Container","references":[{"url":"https://mattermost.com/security-updates","tags":["x_transferred"]}],"providerMetadata":{"shortName":"CVE","orgId":"af854a3a-2127-422b-91ae-364da2661108","dateUpdated":"2024-08-01T20:33:52.915Z"}}]}}}