{"dataType": "CVE_RECORD", "dataVersion": "5.1", "cveMetadata": {"cveId": "CVE-2024-1930", "assignerOrgId": "92fb86c3-55a5-4fb5-9c3f-4757b9e96dc5", "state": "PUBLISHED", "assignerShortName": "fedora", "dateReserved": "2024-02-27T12:44:59.949Z", "datePublished": "2024-05-08T01:52:54.938Z", "dateUpdated": "2024-06-06T13:19:28.577Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "92fb86c3-55a5-4fb5-9c3f-4757b9e96dc5", "shortName": "fedora", "dateUpdated": "2024-05-08T01:52:54.938Z"}, "title": "No Limit on Number of Open Sessions / Bad Session Close Behaviour", "problemTypes": [{"descriptions": [{"lang": "en", "cweId": "CWE-400", "description": "CWE-400 Uncontrolled Resource Consumption", "type": "CWE"}]}], "affected": [{"vendor": "Fedora", "product": "dnf5daemon-server", "platforms": ["Linux"], "versions": [{"status": "affected", "version": "5.1.16<="}], "defaultStatus": "unaffected"}], "descriptions": [{"lang": "en", "value": "No Limit on Number of Open Sessions / Bad Session Close Behaviour in dnf5daemon-server before 5.1.17 allows a malicious user to impact Availability via\u00a0No Limit on Number of Open Sessions.\n\nThere is no limit on how many sessions D-Bus clients may create using the `open_session()` D-Bus method.\u00a0For each session a thread is created in dnf5daemon-server. This spends a couple of hundred megabytes of memory in the process. Further connections will become impossible, likely because no more threads can be spawned by the D-Bus service.\n\n", "supportingMedia": [{"type": "text/html", "base64": false, "value": "No Limit on Number of Open Sessions / Bad Session Close Behaviour in dnf5daemon-server before 5.1.17 allows a malicious user to impact Availability via&nbsp;No Limit on Number of Open Sessions.<br><br>There is no limit on how many sessions D-Bus clients may create using the `open_session()` D-Bus method.&nbsp;For each session a thread is created in dnf5daemon-server. This spends a couple of hundred megabytes of memory in the process. Further connections will become impossible, likely because no more threads can be spawned by the D-Bus service.<br><br>"}]}], "references": [{"url": "https://www.openwall.com/lists/oss-security/2024/03/04/2"}], "metrics": [{"format": "CVSS", "scenarios": [{"lang": "en", "value": "GENERAL"}], "cvssV3_1": {"version": "3.1", "attackVector": "LOCAL", "attackComplexity": "LOW", "privilegesRequired": "LOW", "userInteraction": "NONE", "scope": "CHANGED", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "availabilityImpact": "HIGH", "baseSeverity": "MEDIUM", "baseScore": 6.5, "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:N/I:N/A:H"}}], "source": {"discovery": "UNKNOWN"}, "x_generator": {"engine": "Vulnogram 0.1.0-dev"}}, "adp": [{"affected": [{"vendor": "fedora", "product": "dnf5daemon-server", "cpes": ["cpe:2.3:a:fedora:dnf5daemon-server:*:*:*:*:*:*:*:*"], "defaultStatus": "unknown", "versions": [{"version": "0", "status": "affected", "lessThan": "5.1.17", "versionType": "custom"}]}], "metrics": [{"other": {"type": "ssvc", "content": {"timestamp": "2024-05-08T14:47:09.395902Z", "id": "CVE-2024-1930", "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": "2024-06-06T13:19:28.577Z"}}]}}

{"descriptions": [{"lang": "en", "value": "No Limit on Number of Open Sessions / Bad Session Close Behaviour in dnf5daemon-server before 5.1.17 allows a malicious user to impact Availability via\u00a0No Limit on Number of Open Sessions.\n\nThere is no limit on how many sessions D-Bus clients may create using the `open_session()` D-Bus method.\u00a0For each session a thread is created in dnf5daemon-server. This spends a couple of hundred megabytes of memory in the process. Further connections will become impossible, likely because no more threads can be spawned by the D-Bus service.\n\n"}, {"lang": "es", "value": "Sin l\u00edmite en el n\u00famero de sesiones abiertas / mal comportamiento de cierre de sesi\u00f3n en dnf5daemon-server anterior a 5.1.17 permite que un usuario malintencionado afecte la disponibilidad mediante Sin l\u00edmite en el n\u00famero de sesiones abiertas. No hay l\u00edmite en la cantidad de sesiones que los clientes D-Bus pueden crear usando el m\u00e9todo D-Bus `open_session()`. Para cada sesi\u00f3n se crea un hilo en dnf5daemon-server. Esto gasta un par de cientos de megabytes de memoria en el proceso. Ser\u00e1 imposible realizar m\u00e1s conexiones, probablemente porque el servicio D-Bus no puede generar m\u00e1s subprocesos."}], "id": "CVE-2024-1930", "lastModified": "2024-05-08T13:15:00.690", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "LOCAL", "availabilityImpact": "HIGH", "baseScore": 6.5, "baseSeverity": "MEDIUM", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "privilegesRequired": "LOW", "scope": "CHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:N/I:N/A:H", "version": "3.1"}, "exploitabilityScore": 2.0, "impactScore": 4.0, "source": "patrick@puiterwijk.org", "type": "Secondary"}]}, "published": "2024-05-08T02:15:09.503", "references": [{"source": "patrick@puiterwijk.org", "url": "https://www.openwall.com/lists/oss-security/2024/03/04/2"}], "sourceIdentifier": "patrick@puiterwijk.org", "vulnStatus": "Awaiting Analysis", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-400"}], "source": "patrick@puiterwijk.org", "type": "Secondary"}]}

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