{"id":"CVE-2017-3199","url":"https://www.cyber-defence.io/tools/cve/CVE-2017-3199","generatedAt":"2026-10-28T21:55:44.394Z","title":"The Java implementation of GraniteDS, version 3.1.1.GA, AMF3 deserializers derives class instances from java.io.Externalizable rather than the AMF3 specification's recommendation of flash.utils.IExternalizable.","description":"The Java implementation of GraniteDS, version 3.1.1.GA, AMF3 deserializers derives class instances from java.io.Externalizable rather than the AMF3 specification's recommendation of flash.utils.IExternalizable. A remote attacker with the ability to spoof or control an RMI server connection may be able to send serialized Java objects that execute arbitrary code when deserialized.","published":"2018-06-11T17:29:00.000Z","lastModified":"2026-06-17T01:17:43.000Z","status":"Modified","sourceIdentifier":"cret@cert.org","cvss":{"version":"3.1","score":8.1,"severity":"HIGH","vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H"},"cwe":["CWE-502"],"affected":["graniteds/graniteds"],"epss":{"score":0.06044,"percentile":0.9333,"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 (6.04%). 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/97382","tags":["Third Party Advisory","VDB Entry"],"source":"cret@cert.org"},{"url":"http://www.securityweek.com/flaws-java-amf-libraries-allow-remote-code-execution","tags":["Third Party Advisory"],"source":"cret@cert.org"},{"url":"https://codewhitesec.blogspot.com/2017/04/amf.html","tags":["Exploit","Third Party Advisory"],"source":"cret@cert.org"},{"url":"https://www.kb.cert.org/vuls/id/307983","tags":["Third Party Advisory","US Government Resource"],"source":"cret@cert.org"},{"url":"http://www.securityfocus.com/bid/97382","tags":["Third Party Advisory","VDB Entry"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.securityweek.com/flaws-java-amf-libraries-allow-remote-code-execution","tags":["Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://codewhitesec.blogspot.com/2017/04/amf.html","tags":["Exploit","Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://www.kb.cert.org/vuls/id/307983","tags":["Third Party Advisory","US Government Resource"],"source":"af854a3a-2127-422b-91ae-364da2661108"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2017-3199","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."}