{"dataType":"CVE_RECORD","dataVersion":"5.1","cveMetadata":{"cveId":"CVE-2024-39836","assignerOrgId":"9302f53e-dde5-4bf3-b2f2-a83f91ac0eee","state":"PUBLISHED","assignerShortName":"Mattermost","dateReserved":"2024-08-20T16:09:35.902Z","datePublished":"2024-08-22T06:27:09.829Z","dateUpdated":"2024-08-22T16:39:21.881Z"},"containers":{"cna":{"affected":[{"defaultStatus":"unaffected","product":"Mattermost","vendor":"Mattermost","versions":[{"lessThanOrEqual":"9.9.1","status":"affected","version":"9.9.0","versionType":"semver"},{"lessThanOrEqual":"9.5.7","status":"affected","version":"9.5.0","versionType":"semver"},{"status":"affected","version":"9.10.0"},{"lessThanOrEqual":"9.8.2","status":"affected","version":"9.8.0","versionType":"semver"},{"status":"unaffected","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"}]}],"credits":[{"lang":"en","type":"finder","value":"Juho Forsén"}],"descriptions":[{"lang":"en","supportingMedia":[{"base64":false,"type":"text/html","value":"<p>Mattermost versions 9.9.x &lt;= 9.9.1, 9.5.x &lt;= 9.5.7, 9.10.x &lt;= 9.10.0 and 9.8.x &lt;= 9.8.2 fail to  ensure that remote/synthetic users cannot create sessions or reset passwords, which allows&nbsp;<span style=\"background-color: var(--wht);\">the munged email addresses, created by shared channels, to be used to receive email notifications and to reset passwords, when<span style=\"background-color: rgb(255, 255, 255);\">&nbsp;they are valid, functional emails.</span></span></p>"}],"value":"Mattermost versions 9.9.x <= 9.9.1, 9.5.x <= 9.5.7, 9.10.x <= 9.10.0 and 9.8.x <= 9.8.2 fail to  ensure that remote/synthetic users cannot create sessions or reset passwords, which allows the munged email addresses, created by shared channels, to be used to receive email notifications and to reset passwords, when they are valid, functional emails."}],"metrics":[{"cvssV3_1":{"attackComplexity":"HIGH","attackVector":"NETWORK","availabilityImpact":"NONE","baseScore":4.8,"baseSeverity":"MEDIUM","confidentialityImpact":"LOW","integrityImpact":"LOW","privilegesRequired":"NONE","scope":"UNCHANGED","userInteraction":"NONE","vectorString":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:N","version":"3.1"},"format":"CVSS","scenarios":[{"lang":"en","value":"GENERAL"}]}],"problemTypes":[{"descriptions":[{"cweId":"CWE-693","description":"CWE-693: Protection Mechanism Failure","lang":"en","type":"CWE"}]}],"providerMetadata":{"orgId":"9302f53e-dde5-4bf3-b2f2-a83f91ac0eee","shortName":"Mattermost","dateUpdated":"2024-08-22T06:27:09.829Z"},"references":[{"url":"https://mattermost.com/security-updates"}],"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-2024-00339","defect":["https://mattermost.atlassian.net/browse/MM-58244"],"discovery":"INTERNAL"},"title":"Munged email address used for password resets and notifications","x_generator":{"engine":"Vulnogram 0.2.0"}},"adp":[{"metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2024-08-22T16:39:11.770507Z","id":"CVE-2024-39836","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"title":"CISA ADP Vulnrichment","providerMetadata":{"orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","shortName":"CISA-ADP","dateUpdated":"2024-08-22T16:39:21.881Z"}}]}}