{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-107159", "assignerOrgId": "83251b91-4cc7-4094-a5c7-464a1b83ea10", "state": "PUBLISHED", "assignerShortName": "VulnCheck", "dateReserved": "2026-10-07T10:58:52.326Z", "datePublished": "2026-10-07T11:59:39.060Z", "dateUpdated": "2026-10-07T11:59:39.060Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "83251b91-4cc7-4094-a5c7-464a1b83ea10", "shortName": "VulnCheck", "dateUpdated": "2026-10-07T11:59:39.060Z"}, "datePublic": "2026-10-03T00:00:00.000Z", "title": "MiniUPnPd through 2.3.11 Divide-by-Zero DoS via SSDP M-SEARCH MX Header", "descriptions": [{"lang": "en", "value": "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."}], "problemTypes": [{"descriptions": [{"lang": "en", "description": "Divide By Zero", "cweId": "CWE-369", "type": "CWE"}]}], "affected": [{"vendor": "miniupnp project", "product": "miniupnpd", "defaultStatus": "unaffected", "versions": [{"version": "0", "lessThanOrEqual": "2.3.11", "status": "affected", "versionType": "semver"}]}], "cpeApplicability": [{"nodes": [{"operator": "OR", "negate": false, "cpeMatch": [{"vulnerable": true, "criteria": "cpe:2.3:a:miniupnp_project:miniupnpd:*:*:*:*:*:*:*:*", "versionEndIncluding": "2.3.11"}]}]}], "metrics": [{"format": "CVSS", "cvssV4_0": {"version": "4.0", "vectorString": "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", "attackVector": "ADJACENT", "attackComplexity": "LOW", "attackRequirements": "NONE", "privilegesRequired": "NONE", "userInteraction": "NONE", "vulnConfidentialityImpact": "NONE", "vulnIntegrityImpact": "NONE", "vulnAvailabilityImpact": "HIGH", "subConfidentialityImpact": "NONE", "subIntegrityImpact": "NONE", "subAvailabilityImpact": "NONE", "baseScore": 7.1, "baseSeverity": "HIGH"}}, {"format": "CVSS", "cvssV3_1": {"version": "3.1", "vectorString": "CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H", "attackVector": "ADJACENT_NETWORK", "attackComplexity": "LOW", "privilegesRequired": "NONE", "userInteraction": "NONE", "scope": "UNCHANGED", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "availabilityImpact": "HIGH", "baseScore": 6.5, "baseSeverity": "MEDIUM"}}], "references": [{"url": "https://github.com/miniupnp/miniupnp/commit/8f13b7a5843f5270db684099c0a083f98869636a", "tags": ["patch"], "name": "Patch Commit"}, {"url": "https://github.com/miniupnp/miniupnp", "tags": ["product"]}, {"url": "https://github.com/miniupnp/miniupnp/blob/miniupnpd_2_3_11/miniupnpd/minissdp.c#L1143-L1158", "tags": ["technical-description"]}, {"url": "https://github.com/miniupnp/miniupnp/blob/miniupnpd_2_3_11/miniupnpd/minissdp.c#L1281", "tags": ["technical-description"]}, {"name": "VulnCheck Advisory: MiniUPnPd through 2.3.11 Divide-by-Zero DoS via SSDP M-SEARCH MX Header", "tags": ["third-party-advisory"], "url": "https://www.vulncheck.com/advisories/miniupnpd-through-2.3.11-divide-by-zero-dos-via-ssdp-m-search-mx-header"}], "credits": [{"lang": "en", "value": "azuk4r", "type": "finder"}], "x_generator": {"engine": "vulncheck-endgame"}}}}

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