{"id":"CVE-2018-20253","url":"https://www.cyber-defence.io/tools/cve/CVE-2018-20253","generatedAt":"2026-10-28T22:20:04.644Z","title":"In WinRAR versions prior to and including 5.60, There is an out-of-bounds write vulnerability during parsing of a crafted LHA / LZH archive formats.","description":"In WinRAR versions prior to and including 5.60, There is an out-of-bounds write vulnerability during parsing of a crafted LHA / LZH archive formats. Successful exploitation could lead to arbitrary code execution in the context of the current user.","published":"2019-02-13T01:29:00.000Z","lastModified":"2026-06-17T01:52:35.000Z","status":"Modified","sourceIdentifier":"cve@checkpoint.com","cvss":{"version":"3.0","score":7.8,"severity":"HIGH","vector":"CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H"},"cwe":["CWE-787"],"affected":["rarlab/winrar"],"epss":{"score":0.04187,"percentile":0.90878,"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 (4.19%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit."},"changes":[],"references":[{"url":"https://research.checkpoint.com/extracting-code-execution-from-winrar/","tags":["Exploit","Third Party Advisory"],"source":"cve@checkpoint.com"},{"url":"https://www.win-rar.com/whatsnew.html","tags":["Release Notes","Vendor Advisory"],"source":"cve@checkpoint.com"},{"url":"https://research.checkpoint.com/extracting-code-execution-from-winrar/","tags":["Exploit","Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://www.win-rar.com/whatsnew.html","tags":["Release Notes","Vendor Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2018-20253","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."}