{"id":"CVE-2019-12044","url":"https://www.cyber-defence.io/tools/cve/CVE-2019-12044","generatedAt":"2026-10-28T21:31:45.990Z","title":"A Buffer Overflow exists in Citrix NetScaler Gateway 10.5.x before 10.5.70.x, 11.1.x before 11.1.59.10, 12.0.x before 12.0.59.8, and 12.1.x before 12.1.49.23 and Citrix Application Delivery Controller 10.5.x before 10.5.70.x, 11.1.x before 11.1.59.10,…","description":"A Buffer Overflow exists in Citrix NetScaler Gateway 10.5.x before 10.5.70.x, 11.1.x before 11.1.59.10, 12.0.x before 12.0.59.8, and 12.1.x before 12.1.49.23 and Citrix Application Delivery Controller 10.5.x before 10.5.70.x, 11.1.x before 11.1.59.10, 12.0.x before 12.0.59.8, and 12.1.x before 12.1.49.23.","published":"2019-05-22T16:29:01.000Z","lastModified":"2026-06-17T02:14:01.000Z","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:N/I:N/A:H"},"cwe":["CWE-119"],"affected":["citrix/netscaler gateway firmware","citrix/netscaler application delivery controller firmware"],"epss":{"score":0.01549,"percentile":0.74931,"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 (1.55%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit."},"changes":[],"references":[{"url":"https://support.citrix.com/article/CTX249976","tags":["Patch","Vendor Advisory"],"source":"cve@mitre.org"},{"url":"https://support.citrix.com/v1/search?searchQuery=%22%22&lang=en&sort=cr_date_desc&prod=&pver=&ct=Security+Bulletin","tags":["Vendor Advisory"],"source":"cve@mitre.org"},{"url":"https://support.citrix.com/article/CTX249976","tags":["Patch","Vendor Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://support.citrix.com/v1/search?searchQuery=%22%22&lang=en&sort=cr_date_desc&prod=&pver=&ct=Security+Bulletin","tags":["Vendor Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2019-12044","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."}