{"id":"CVE-2026-107159","revision":"45ba82954d384aa6956170c5fd852f84","records":[{"revision":"45ba82954d384aa6956170c5fd852f84","observedAt":"2026-10-23T15:48:27.903+00:00","statement":{"source":"cve-program","id":"CVE-2026-107159","aliases":[],"title":"MiniUPnPd through 2.3.11 Divide-by-Zero DoS via SSDP M-SEARCH MX Header","description":"MiniUPnPd through 2.3.11 built with --strict contains a divide-by-zero vulnerability in ProcessSSDPData() that allows unauthenticated local network attackers to crash the daemon. Attackers can send a single multicast M-SEARCH datagram with MX: 0 and a known ST to port 1900, triggering SIGFPE and denying UPnP IGD service.","state":0,"publishedAt":"2026-10-07T11:59:39.06+00:00","modifiedAt":"2026-10-07T17:43:23.863+00:00","affected":[{"ecosystem":"Vendor product","name":"miniupnpd","ranges":[],"versions":[],"rawVersionEvidence":"{\n                    \"vendor\": \"miniupnp project\",\n                    \"product\": \"miniupnpd\",\n                    \"defaultStatus\": \"unaffected\",\n                    \"versions\": [\n                        {\n                            \"version\": \"0\",\n                            \"lessThanOrEqual\": \"2.3.11\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"semver\"\n                        }\n                    ]\n                }"}],"metrics":[{"system":"CVSS 4.0","vector":"CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N","score":7.1,"severity":"HIGH"},{"system":"CVSS 3.1","vector":"CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","score":6.5,"severity":"MEDIUM"}],"references":["https://github.com/miniupnp/miniupnp/commit/8f13b7a5843f5270db684099c0a083f98869636a","https://github.com/miniupnp/miniupnp","https://github.com/miniupnp/miniupnp/blob/miniupnpd_2_3_11/miniupnpd/minissdp.c#L1143-L1158","https://github.com/miniupnp/miniupnp/blob/miniupnpd_2_3_11/miniupnpd/minissdp.c#L1281","https://www.vulncheck.com/advisories/miniupnpd-through-2.3.11-divide-by-zero-dos-via-ssdp-m-search-mx-header"],"sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2026-107159","license":"CVE Program Terms of Use","key":"cve-program:CVE-2026-107159","identifiers":["CVE-2026-107159"]},"retained":false,"historicalAffected":[]}],"coverage":[]}