{"id":"CVE-2017-9844","url":"https://www.cyber-defence.io/tools/cve/CVE-2017-9844","generatedAt":"2026-10-28T20:47:38.384Z","title":"SAP NetWeaver 7400.12.21.30308 allows remote attackers to cause a denial of service and possibly execute arbitrary code via a crafted serialized Java object in a request to metadatauploader, aka SAP Security Note 2399804.","description":"SAP NetWeaver 7400.12.21.30308 allows remote attackers to cause a denial of service and possibly execute arbitrary code via a crafted serialized Java object in a request to metadatauploader, aka SAP Security Note 2399804. NOTE: The vendor states that the devserver package of Visual Composer deserializes a malicious object that may cause legitimate users accessing a service, either by crashing or flooding the service.","published":"2017-07-12T16:29:00.000Z","lastModified":"2026-06-17T01:29:02.000Z","status":"Analyzed","sourceIdentifier":"cve@mitre.org","cvss":{"version":"3.1","score":7.5,"severity":"HIGH","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"},"cwe":["CWE-502"],"affected":["sap/netweaver"],"epss":{"score":0.05365,"percentile":0.92607,"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 (5.37%). 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/96865","tags":["Third Party Advisory","VDB Entry"],"source":"cve@mitre.org"},{"url":"https://erpscan.io/advisories/erpscan-17-014-sap-netweaver-java-deserialization-untrusted-user-value-metadatauploader/","tags":["Broken Link"],"source":"cve@mitre.org"},{"url":"https://me.sap.com/notes/2399804","tags":["Permissions Required"],"source":"cve@mitre.org"},{"url":"http://www.securityfocus.com/bid/96865","tags":["Third Party Advisory","VDB Entry"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://erpscan.io/advisories/erpscan-17-014-sap-netweaver-java-deserialization-untrusted-user-value-metadatauploader/","tags":["Broken Link"],"source":"af854a3a-2127-422b-91ae-364da2661108"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2017-9844","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."}