{"dataType":"CVE_RECORD","dataVersion":"5.1","cveMetadata":{"state":"PUBLISHED","cveId":"CVE-2023-28366","assignerOrgId":"8254265b-2729-46b6-b9e3-3dfca2d5bfca","assignerShortName":"mitre","dateUpdated":"2025-06-26T13:59:02.058Z","dateReserved":"2023-03-15T00:00:00.000Z","datePublished":"2023-09-01T00:00:00.000Z"},"containers":{"cna":{"providerMetadata":{"orgId":"8254265b-2729-46b6-b9e3-3dfca2d5bfca","shortName":"mitre","dateUpdated":"2024-01-07T10:06:19.321Z"},"descriptions":[{"lang":"en","value":"The broker in Eclipse Mosquitto 1.3.2 through 2.x before 2.0.16 has a memory leak that can be abused remotely when a client sends many QoS 2 messages with duplicate message IDs, and fails to respond to PUBREC commands. This occurs because of mishandling of EAGAIN from the libc send function."}],"affected":[{"vendor":"n/a","product":"n/a","versions":[{"version":"n/a","status":"affected"}]}],"references":[{"url":"https://github.com/eclipse/mosquitto/compare/v2.0.15...v2.0.16"},{"url":"https://www.compass-security.com/fileadmin/Research/Advisories/2023_02_CSNC-2023-001_Eclipse_Mosquitto_Memory_Leak.txt"},{"url":"https://mosquitto.org/blog/2023/08/version-2-0-16-released/"},{"url":"https://github.com/eclipse/mosquitto/commit/6113eac95a9df634fbc858be542c4a0456bfe7b9"},{"name":"FEDORA-2023-9adc4be8b0","tags":["vendor-advisory"],"url":"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/KJ2FMBGVVQEQWTTQB7YLKTAHMX2UM66X/"},{"name":"DSA-5511","tags":["vendor-advisory"],"url":"https://www.debian.org/security/2023/dsa-5511"},{"name":"GLSA-202401-09","tags":["vendor-advisory"],"url":"https://security.gentoo.org/glsa/202401-09"}],"problemTypes":[{"descriptions":[{"type":"text","lang":"en","description":"n/a"}]}]},"adp":[{"providerMetadata":{"orgId":"af854a3a-2127-422b-91ae-364da2661108","shortName":"CVE","dateUpdated":"2024-08-02T12:38:25.296Z"},"title":"CVE Program Container","references":[{"url":"https://github.com/eclipse/mosquitto/compare/v2.0.15...v2.0.16","tags":["x_transferred"]},{"url":"https://www.compass-security.com/fileadmin/Research/Advisories/2023_02_CSNC-2023-001_Eclipse_Mosquitto_Memory_Leak.txt","tags":["x_transferred"]},{"url":"https://mosquitto.org/blog/2023/08/version-2-0-16-released/","tags":["x_transferred"]},{"url":"https://github.com/eclipse/mosquitto/commit/6113eac95a9df634fbc858be542c4a0456bfe7b9","tags":["x_transferred"]},{"name":"FEDORA-2023-9adc4be8b0","tags":["vendor-advisory","x_transferred"],"url":"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/KJ2FMBGVVQEQWTTQB7YLKTAHMX2UM66X/"},{"name":"DSA-5511","tags":["vendor-advisory","x_transferred"],"url":"https://www.debian.org/security/2023/dsa-5511"},{"name":"GLSA-202401-09","tags":["vendor-advisory","x_transferred"],"url":"https://security.gentoo.org/glsa/202401-09"}]},{"problemTypes":[{"descriptions":[{"type":"CWE","cweId":"CWE-401","lang":"en","description":"CWE-401 Missing Release of Memory after Effective Lifetime"}]}],"metrics":[{"cvssV3_1":{"scope":"UNCHANGED","version":"3.1","baseScore":7.5,"attackVector":"NETWORK","baseSeverity":"HIGH","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","integrityImpact":"NONE","userInteraction":"NONE","attackComplexity":"LOW","availabilityImpact":"HIGH","privilegesRequired":"NONE","confidentialityImpact":"NONE"}},{"other":{"type":"ssvc","content":{"timestamp":"2025-06-26T13:57:37.428410Z","id":"CVE-2023-28366","options":[{"Exploitation":"none"},{"Automatable":"yes"},{"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":"2025-06-26T13:59:02.058Z"}}]}}