{"id":"CVE-2018-18659","url":"https://www.cyber-defence.io/tools/cve/CVE-2018-18659","generatedAt":"2026-10-28T21:27:29.335Z","title":"There is a DDI-VRT-2018-19 Unauthenticated XXE in /management/UdpHttpService issue.","description":"An issue was discovered in Arcserve Unified Data Protection (UDP) through 6.5 Update 4. There is a DDI-VRT-2018-19 Unauthenticated XXE in /management/UdpHttpService issue.","published":"2018-10-26T14:29:01.000Z","lastModified":"2026-06-17T01:47:40.000Z","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-611"],"affected":["arcserve/udp"],"epss":{"score":0.01827,"percentile":0.78724,"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 (1.83%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit."},"changes":[],"references":[{"url":"https://support.arcserve.com/s/article/360001392563?language=en_US","tags":["Patch","Vendor Advisory"],"source":"cve@mitre.org"},{"url":"https://support.arcserve.com/s/article/Security-vulnerabilities-with-Arcserve-UDP-and-fixes-for-them?language=en_US","tags":["Patch","Vendor Advisory"],"source":"cve@mitre.org"},{"url":"https://www.digitaldefense.com/blog/zero-day-alerts/arcserve-disclosure/","tags":["Third Party Advisory"],"source":"cve@mitre.org"},{"url":"https://exchange.xforce.ibmcloud.com/vulnerabilities/152033","tags":["Third Party Advisory"],"source":"nvd@nist.gov"},{"url":"https://support.arcserve.com/s/article/360001392563?language=en_US","tags":["Patch","Vendor Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://support.arcserve.com/s/article/Security-vulnerabilities-with-Arcserve-UDP-and-fixes-for-them?language=en_US","tags":["Patch","Vendor Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://www.digitaldefense.com/blog/zero-day-alerts/arcserve-disclosure/","tags":["Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2018-18659","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."}