{"dataType":"CVE_RECORD","dataVersion":"5.1","cveMetadata":{"cveId":"CVE-2023-2831","assignerOrgId":"9302f53e-dde5-4bf3-b2f2-a83f91ac0eee","state":"PUBLISHED","assignerShortName":"Mattermost","dateReserved":"2023-05-22T09:30:20.884Z","datePublished":"2023-06-16T09:06:15.292Z","dateUpdated":"2024-12-06T22:59:43.137Z"},"containers":{"cna":{"affected":[{"defaultStatus":"unaffected","product":"Mattermost","vendor":"Mattermost","versions":[{"lessThanOrEqual":"7.1.9","status":"affected","version":"0","versionType":"semver"},{"lessThanOrEqual":"7.8.4","status":"affected","version":"0","versionType":"semver"},{"lessThanOrEqual":"7.9.3","status":"affected","version":"0","versionType":"semver"},{"status":"affected","version":"7.10.0"},{"status":"unaffected","version":"7.1.10 "},{"status":"unaffected","version":"7.8.5"},{"status":"unaffected","version":"7.9.4"},{"status":"unaffected","version":"7.10.1"}]}],"credits":[{"lang":"en","type":"finder","user":"00000000-0000-4000-9000-000000000000","value":"claverrat"}],"descriptions":[{"lang":"en","supportingMedia":[{"base64":false,"type":"text/html","value":"Mattermost fails to unescape Markdown strings in a memory-efficient way, allowing an attacker to cause a Denial of Service by sending a message containing a large number of escaped characters.<br>"}],"value":"Mattermost fails to unescape Markdown strings in a memory-efficient way, allowing an attacker to cause a Denial of Service by sending a message containing a large number of escaped characters.\n"}],"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":{"orgId":"9302f53e-dde5-4bf3-b2f2-a83f91ac0eee","shortName":"Mattermost","dateUpdated":"2023-06-16T09:06:15.292Z"},"references":[{"url":"https://mattermost.com/security-updates/"}],"solutions":[{"lang":"en","supportingMedia":[{"base64":false,"type":"text/html","value":"Update Mattermost to version 7.1.10,&nbsp;7.8.5, 7.9.4,&nbsp;7.10.1&nbsp;or higher.<br>"}],"value":"Update Mattermost to version 7.1.10, 7.8.5, 7.9.4, 7.10.1 or higher.\n"}],"source":{"advisory":"MMSA-2023-00177","defect":["https://mattermost.atlassian.net/browse/MM-52163"],"discovery":"EXTERNAL"},"title":"Denial of Service while unescaping a Markdown string","x_generator":{"engine":"Vulnogram 0.1.0-dev"}},"adp":[{"providerMetadata":{"orgId":"af854a3a-2127-422b-91ae-364da2661108","shortName":"CVE","dateUpdated":"2024-08-02T06:33:05.799Z"},"title":"CVE Program Container","references":[{"url":"https://mattermost.com/security-updates/","tags":["x_transferred"]}]},{"metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2024-12-06T22:51:10.986645Z","id":"CVE-2023-2831","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":"2024-12-06T22:59:43.137Z"}}]}}