{"id":"CVE-2023-3585","state":"PUBLISHED","title":"channel DoS by sharing a boards link","description":"Mattermost Boards fail to properly validate a board link, allowing an attacker to crash a channel by posting a specially crafted boards link.\n\n","publishedAt":"2023-07-17T15:24:20.975Z","updatedAt":"2024-10-21T19:43:02.507Z","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:N/A:L","source":"Mattermost"},"assigner":"Mattermost","products":["Mattermost Mattermost"],"affected":[{"vendor":"Mattermost","product":"Mattermost","defaultStatus":"unknown","versions":[{"version":"0","status":"affected","lessThanOrEqual":"7.8.6","versionType":"semver"},{"version":"0","status":"affected","lessThanOrEqual":"7.9.4","versionType":"semver"},{"version":"0","status":"affected","lessThanOrEqual":"7.10.2","versionType":"semver"},{"version":"7.8.7","status":"unaffected"},{"version":"7.9.5","status":"unaffected"},{"version":"7.10.3","status":"unaffected"}]}],"references":["https://mattermost.com/security-updates"],"weaknesses":["CWE-400"],"ingestedAt":"2026-10-29T20:06:08.715Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2023/3xxx/CVE-2023-3585.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.1","cveMetadata":{"cveId":"CVE-2023-3585","state":"PUBLISHED","datePublished":"2023-07-17T15:24:20.975Z","dateUpdated":"2024-10-21T19:43:02.507Z","assignerShortName":"Mattermost","assignerOrgId":"9302f53e-dde5-4bf3-b2f2-a83f91ac0eee","dateReserved":"2023-07-10T13:44:28.891Z"},"containers":{"cna":{"title":"channel DoS by sharing a boards link","descriptions":[{"lang":"en","value":"Mattermost Boards fail to properly validate a board link, allowing an attacker to crash a channel by posting a specially crafted boards link.\n\n"}],"affected":[{"vendor":"Mattermost","product":"Mattermost","defaultStatus":"unknown","versions":[{"version":"0","status":"affected","lessThanOrEqual":"7.8.6","versionType":"semver"},{"version":"0","status":"affected","lessThanOrEqual":"7.9.4","versionType":"semver"},{"version":"0","status":"affected","lessThanOrEqual":"7.10.2","versionType":"semver"},{"version":"7.8.7","status":"unaffected"},{"version":"7.9.5","status":"unaffected"},{"version":"7.10.3","status":"unaffected"}]}],"references":[{"url":"https://mattermost.com/security-updates"}],"metrics":[{"cvssV3_1":{"attackComplexity":"LOW","attackVector":"NETWORK","availabilityImpact":"LOW","baseScore":4.3,"baseSeverity":"MEDIUM","confidentialityImpact":"NONE","integrityImpact":"NONE","privilegesRequired":"LOW","scope":"UNCHANGED","userInteraction":"NONE","vectorString":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L","version":"3.1"},"format":"CVSS","scenarios":[{"lang":"en","value":"GENERAL"}]}],"problemTypes":[{"descriptions":[{"cweId":"CWE-400","description":"CWE-400 Uncontrolled Resource Consumption","lang":"en","type":"CWE"}]}],"providerMetadata":{"shortName":"Mattermost","orgId":"9302f53e-dde5-4bf3-b2f2-a83f91ac0eee","dateUpdated":"2023-07-17T15:24:20.975Z"},"credits":[{"lang":"en","type":"finder","user":"00000000-0000-4000-9000-000000000000","value":"Ossi Väänänen"}],"solutions":[{"lang":"en","supportingMedia":[{"base64":false,"type":"text/html","value":"<p>Update Mattermost Server to versions v7.8.7,&nbsp;v7.9.5,&nbsp;v7.10.3 or higher.</p>"}],"value":"Update Mattermost Server to versions v7.8.7, v7.9.5, v7.10.3 or higher.\n\n"}],"source":{"advisory":"MMSA-2023-00168","defect":["https://mattermost.atlassian.net/browse/MM-51713"],"discovery":"EXTERNAL"},"x_generator":{"engine":"Vulnogram 0.1.0-dev"}},"adp":[{"title":"CVE Program Container","references":[{"url":"https://mattermost.com/security-updates","tags":["x_transferred"]}],"providerMetadata":{"shortName":"CVE","orgId":"af854a3a-2127-422b-91ae-364da2661108","dateUpdated":"2024-08-02T07:01:57.036Z"}},{"title":"CISA ADP Vulnrichment","metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2024-10-21T19:42:37.907997Z","id":"CVE-2023-3585","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":"2024-10-21T19:43:02.507Z"}}]}}}