{"id":"CVE-2018-15811","url":"https://www.cyber-defence.io/tools/cve/CVE-2018-15811","generatedAt":"2026-10-28T20:13:00.637Z","title":"DotNetNuke (DNN) Inadequate Encryption Strength Vulnerability","description":"DNN (aka DotNetNuke) 9.2 through 9.2.1 uses a weak encryption algorithm to protect input parameters.","published":"2019-07-03T17:15:10.000Z","lastModified":"2026-06-17T01:43:09.000Z","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:H/I:N/A:N"},"cwe":["CWE-326"],"affected":["dnnsoftware/dotnetnuke"],"epss":{"score":0.76304,"percentile":0.99535,"date":"2026-10-27","history":[{"date":"2026-09-24","score":0.76304,"percentile":0.99521}]},"kev":{"listed":true,"dateAdded":"2021-11-03","dueDate":"2022-05-03","knownRansomwareCampaignUse":"Unknown","notes":"Apply updates per vendor instructions.\nhttps://nvd.nist.gov/vuln/detail/CVE-2018-15811"},"exploits":{"count":1,"verified":true,"firstPublished":"2020-04-16","source":"Exploit-DB (https://gitlab.com/exploit-database/exploitdb)","entries":[{"edbId":48336,"kind":"exploit","title":"DotNetNuke - Cookie Deserialization Remote Code Execution (Metasploit)","url":"https://www.exploit-db.com/exploits/48336","sourceUrl":"https://gitlab.com/exploit-database/exploitdb/-/blob/main/exploits/windows/remote/48336.rb","file":"exploits/windows/remote/48336.rb","published":"2020-04-16","added":"2020-04-16","updated":"2020-04-16","author":"Metasploit","type":"remote","platform":"windows","port":null,"verified":true,"codes":["CVE-2018-18326","CVE-2018-18325","CVE-2018-15812","CVE-2018-15811","CVE-2017-9822"],"tags":"Metasploit Framework (MSF)","aliases":null,"applicationUrl":null,"screenshotUrl":null,"referenceUrl":"https://raw.githubusercontent.com/rapid7/metasploit-framework/master/modules/exploits/windows/http/dnn_cookie_deserialization_rce.rb"}]},"verdict":{"level":"urgent","text":"Known to be exploited in the wild (CISA KEV, CISA remediation deadline 3 May 2022). Treat as an emergency change: patch or isolate now, then hunt for prior compromise."},"changes":[],"references":[{"url":"http://packetstormsecurity.com/files/157080/DotNetNuke-Cookie-Deserialization-Remote-Code-Execution.html","tags":["Exploit","Third Party Advisory","VDB Entry"],"source":"cve@mitre.org"},{"url":"https://github.com/dnnsoftware/Dnn.Platform/releases","tags":["Release Notes"],"source":"cve@mitre.org"},{"url":"https://www.dnnsoftware.com/community/security/security-center","tags":["Vendor Advisory"],"source":"cve@mitre.org"},{"url":"http://packetstormsecurity.com/files/157080/DotNetNuke-Cookie-Deserialization-Remote-Code-Execution.html","tags":["Exploit","Third Party Advisory","VDB Entry"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://github.com/dnnsoftware/Dnn.Platform/releases","tags":["Release Notes"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://www.dnnsoftware.com/community/security/security-center","tags":["Vendor Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2018-15811","tags":["US Government Resource"],"source":"134c704f-9b21-4f2e-91b3-4a467353bcc0"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2018-15811","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."}