{"dataType": "CVE_RECORD", "dataVersion": "5.1", "cveMetadata": {"cveId": "CVE-2024-24988", "assignerOrgId": "9302f53e-dde5-4bf3-b2f2-a83f91ac0eee", "state": "PUBLISHED", "assignerShortName": "Mattermost", "dateReserved": "2024-02-26T08:14:42.970Z", "datePublished": "2024-02-29T08:06:28.334Z", "dateUpdated": "2024-06-04T17:43:03.157Z"}, "containers": {"cna": {"affected": [{"defaultStatus": "unaffected", "product": "Mattermost", "vendor": "Mattermost", "versions": [{"lessThanOrEqual": "9.2.4", "status": "affected", "version": "0", "versionType": "semver"}, {"lessThanOrEqual": "8.1.8", "status": "affected", "version": "0", "versionType": "semver"}, {"lessThanOrEqual": "9.3.0", "status": "affected", "version": "0", "versionType": "semver"}, {"status": "unaffected", "version": "9.4.0"}, {"status": "unaffected", "version": "9.3.1"}, {"status": "unaffected", "version": "9.2.5"}, {"status": "unaffected", "version": "8.1.9"}]}], "credits": [{"lang": "en", "type": "finder", "user": "00000000-0000-4000-9000-000000000000", "value": "Gian Klug (coderion)"}], "descriptions": [{"lang": "en", "supportingMedia": [{"base64": false, "type": "text/html", "value": "<p>Mattermost fails to properly validate the length of the emoji value in the custom user status, allowing an attacker to send&nbsp;multiple times a very long string as an emoji value causing high resource consumption and possibly crashing the server.</p>"}], "value": "Mattermost fails to properly validate the length of the emoji value in the custom user status, allowing an attacker to send\u00a0multiple times a very long string as an emoji value causing high resource consumption and possibly crashing the server.\n\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": "2024-02-29T08:06:28.334Z"}, "references": [{"url": "https://mattermost.com/security-updates"}], "solutions": [{"lang": "en", "supportingMedia": [{"base64": false, "type": "text/html", "value": "<p>Update Mattermost Server to versions 9.4.0, 9.3.1, 9.2.5, 8.1.9 or higher.</p>"}], "value": "Update Mattermost Server to versions 9.4.0, 9.3.1, 9.2.5, 8.1.9 or higher.\n\n"}], "source": {"advisory": "MMSA-2023-00281", "defect": ["https://mattermost.atlassian.net/browse/MM-55467"], "discovery": "EXTERNAL"}, "title": "Excessive resource consumption when sending long emoji names in user custom status", "x_generator": {"engine": "Vulnogram 0.1.0-dev"}}, "adp": [{"title": "CISA ADP Vulnrichment", "metrics": [{"other": {"type": "ssvc", "content": {"id": "CVE-2024-24988", "role": "CISA Coordinator", "options": [{"Exploitation": "none"}, {"Automatable": "no"}, {"Technical Impact": "partial"}], "version": "2.0.3", "timestamp": "2024-03-01T18:32:28.384741Z"}}}], "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2024-06-04T17:43:03.157Z"}}]}}

{"descriptions": [{"lang": "en", "value": "Mattermost fails to properly validate the length of the emoji value in the custom user status, allowing an attacker to send\u00a0multiple times a very long string as an emoji value causing high resource consumption and possibly crashing the server.\n\n"}, {"lang": "es", "value": "Mattermost no logra validar adecuadamente la longitud del valor emoji en el estado de usuario personalizado, lo que permite a un atacante enviar varias veces una cadena muy larga como valor emoji, lo que provoca un alto consumo de recursos y posiblemente fallar el servidor."}], "id": "CVE-2024-24988", "lastModified": "2024-02-29T13:49:29.390", "metrics": {"cvssMetricV31": [{"cvssData": {"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"}, "exploitabilityScore": 2.8, "impactScore": 1.4, "source": "responsibledisclosure@mattermost.com", "type": "Secondary"}]}, "published": "2024-02-29T08:15:47.640", "references": [{"source": "responsibledisclosure@mattermost.com", "url": "https://mattermost.com/security-updates"}], "sourceIdentifier": "responsibledisclosure@mattermost.com", "vulnStatus": "Awaiting Analysis", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-400"}], "source": "responsibledisclosure@mattermost.com", "type": "Secondary"}]}

{}