{"id":"CVE-2018-20221","url":"https://www.cyber-defence.io/tools/cve/CVE-2018-20221","generatedAt":"2026-10-28T22:13:43.298Z","title":"Secure/SAService.rem in Deltek Ajera Timesheets 9.10.16 and prior are vulnerable to remote code execution via deserialization of untrusted user input from an authenticated user.","description":"Secure/SAService.rem in Deltek Ajera Timesheets 9.10.16 and prior are vulnerable to remote code execution via deserialization of untrusted user input from an authenticated user. The executed code will run as the IIS Application Pool that is running the application.","published":"2019-03-21T16:00:36.000Z","lastModified":"2026-06-17T01:52:29.000Z","status":"Modified","sourceIdentifier":"cve@mitre.org","cvss":{"version":"3.0","score":8.8,"severity":"HIGH","vector":"CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H"},"cwe":["CWE-502"],"affected":["deltek/ajera"],"epss":{"score":0.10269,"percentile":0.95666,"date":"2026-10-27","history":[{"date":"2026-09-21","score":0.07939,"percentile":0.94564},{"date":"2026-09-22","score":0.10269,"percentile":0.95477}]},"kev":{"listed":false},"exploits":{"count":1,"verified":false,"firstPublished":"2019-01-07","source":"Exploit-DB (https://gitlab.com/exploit-database/exploitdb)","entries":[{"edbId":46086,"kind":"exploit","title":"Ajera Timesheets 9.10.16 - Deserialization of Untrusted Data","url":"https://www.exploit-db.com/exploits/46086","sourceUrl":"https://gitlab.com/exploit-database/exploitdb/-/blob/main/exploits/windows/webapps/46086.txt","file":"exploits/windows/webapps/46086.txt","published":"2019-01-07","added":"2019-01-07","updated":"2019-01-07","author":"Anthony Cole","type":"webapps","platform":"windows","port":null,"verified":false,"codes":["CVE-2018-20221"],"tags":"Deserialization","aliases":null,"applicationUrl":null,"screenshotUrl":null,"referenceUrl":null}]},"verdict":{"level":"urgent","text":"EPSS puts the probability of exploitation in the next 30 days at 10.3%, higher than 96% of all known CVEs. Patch or mitigate before the next change window."},"changes":[{"kind":"epss","label":"EPSS jump","at":"2026-09-22T00:00:00.000Z","detail":{"to":0.10269,"from":0.07939,"percentile":0.95477},"summary":"EPSS moved from 7.9% to 10.3% probability of exploitation in the next thirty days."}],"references":[{"url":"http://packetstormsecurity.com/files/151035/Ajera-Timesheets-9.10.16-Deserialization.html","tags":["Exploit","Third Party Advisory","VDB Entry"],"source":"cve@mitre.org"},{"url":"https://www.exploit-db.com/exploits/46086/","tags":["Exploit","Third Party Advisory","VDB Entry"],"source":"cve@mitre.org"},{"url":"http://packetstormsecurity.com/files/151035/Ajera-Timesheets-9.10.16-Deserialization.html","tags":["Exploit","Third Party Advisory","VDB Entry"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://www.exploit-db.com/exploits/46086/","tags":["Exploit","Third Party Advisory","VDB Entry"],"source":"af854a3a-2127-422b-91ae-364da2661108"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2018-20221","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."}