{"id":"CVE-2016-8863","url":"https://www.cyber-defence.io/tools/cve/CVE-2016-8863","generatedAt":"2026-10-28T20:47:04.094Z","title":"Heap-based buffer overflow in the create_url_list function in gena/gena_device.c in Portable UPnP SDK (aka libupnp) before 1.6.21 allows remote attackers to cause a denial of service (crash) or possibly execute arbitrary code via a valid URI followed by…","description":"Heap-based buffer overflow in the create_url_list function in gena/gena_device.c in Portable UPnP SDK (aka libupnp) before 1.6.21 allows remote attackers to cause a denial of service (crash) or possibly execute arbitrary code via a valid URI followed by an invalid one in the CALLBACK header of an SUBSCRIBE request.","published":"2017-03-07T16:59:01.000Z","lastModified":"2026-06-17T00:55:06.000Z","status":"Modified","sourceIdentifier":"cve@mitre.org","cvss":{"version":"3.0","score":9.8,"severity":"CRITICAL","vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"},"cwe":["CWE-119"],"affected":["libupnp project/libupnp","debian/debian linux"],"epss":{"score":0.0856,"percentile":0.95039,"date":"2026-10-27","history":[{"date":"2026-09-21","score":0.07383,"percentile":0.94232},{"date":"2026-09-22","score":0.08488,"percentile":0.94782}]},"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 (8.56%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit."},"changes":[],"references":[{"url":"http://www.securityfocus.com/bid/92849","source":"cve@mitre.org"},{"url":"https://security.gentoo.org/glsa/201701-52","source":"cve@mitre.org"},{"url":"https://sourceforge.net/p/pupnp/bugs/133/","tags":["Issue Tracking","Third Party Advisory"],"source":"cve@mitre.org"},{"url":"https://sourceforge.net/p/pupnp/code/ci/master/tree/ChangeLog","tags":["Release Notes","Third Party Advisory"],"source":"cve@mitre.org"},{"url":"https://www.debian.org/security/2016/dsa-3736","tags":["Third Party Advisory"],"source":"cve@mitre.org"},{"url":"https://www.tenable.com/security/research/tra-2017-10","source":"cve@mitre.org"},{"url":"http://www.securityfocus.com/bid/92849","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://security.gentoo.org/glsa/201701-52","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://sourceforge.net/p/pupnp/bugs/133/","tags":["Issue Tracking","Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://sourceforge.net/p/pupnp/code/ci/master/tree/ChangeLog","tags":["Release Notes","Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://www.debian.org/security/2016/dsa-3736","tags":["Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://www.tenable.com/security/research/tra-2017-10","source":"af854a3a-2127-422b-91ae-364da2661108"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2016-8863","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."}