{"id":"CVE-2019-12107","url":"https://www.cyber-defence.io/tools/cve/CVE-2019-12107","generatedAt":"2026-10-29T01:00:09.872Z","title":"The upnp_event_prepare function in upnpevents.c in MiniUPnP MiniUPnPd through 2.1 allows a remote attacker to leak information from the heap due to improper validation of an snprintf return value.","description":"The upnp_event_prepare function in upnpevents.c in MiniUPnP MiniUPnPd through 2.1 allows a remote attacker to leak information from the heap due to improper validation of an snprintf return value.","published":"2019-05-15T23:29:01.000Z","lastModified":"2026-06-17T02:14:04.000Z","status":"Modified","sourceIdentifier":"cve@mitre.org","cvss":{"version":"3.0","score":7.5,"severity":"HIGH","vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N"},"cwe":["CWE-252"],"affected":["miniupnp.free/miniupnpd"],"epss":{"score":0.03034,"percentile":0.87429,"date":"2026-10-27","history":[]},"kev":{"listed":false},"exploits":{"count":0,"verified":false,"firstPublished":null,"source":"Exploit-DB (https://gitlab.com/exploit-database/exploitdb)","entries":[]},"verdict":{"level":"high","text":"High impact if exploited, but EPSS currently rates exploitation as unlikely (3.03%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit."},"changes":[],"references":[{"url":"https://github.com/miniupnp/miniupnp/commit/bec6ccec63cadc95655721bc0e1dd49dac759d94","tags":["Patch","Third Party Advisory"],"source":"cve@mitre.org"},{"url":"https://lists.debian.org/debian-lts-announce/2019/05/msg00045.html","source":"cve@mitre.org"},{"url":"https://usn.ubuntu.com/4542-1/","source":"cve@mitre.org"},{"url":"https://www.vdoo.com/blog/security-issues-discovered-in-miniupnp","tags":["Exploit","Patch","Third Party Advisory"],"source":"cve@mitre.org"},{"url":"https://github.com/miniupnp/miniupnp/commit/bec6ccec63cadc95655721bc0e1dd49dac759d94","tags":["Patch","Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://lists.debian.org/debian-lts-announce/2019/05/msg00045.html","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://usn.ubuntu.com/4542-1/","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://www.vdoo.com/blog/security-issues-discovered-in-miniupnp","tags":["Exploit","Patch","Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2019-12107","epss":"https://www.first.org/epss/","kev":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog","exploitdb":"https://www.exploit-db.com/"},"licence":"CC BY 4.0 — link back to the CVE Explorer if you publish the results; upstream data remains subject to its own terms."}