{"id":"CVE-2018-8015","url":"https://www.cyber-defence.io/tools/cve/CVE-2018-8015","generatedAt":"2026-10-28T22:08:30.031Z","title":"The impact of this bug is most likely denial-of-service against software that uses the ORC file parser.","description":"In Apache ORC 1.0.0 to 1.4.3 a malformed ORC file can trigger an endlessly recursive function call in the C++ or Java parser. The impact of this bug is most likely denial-of-service against software that uses the ORC file parser. With the C++ parser, the stack overflow might possibly corrupt the stack.","published":"2018-05-18T17:29:00.000Z","lastModified":"2026-06-17T02:04:06.000Z","status":"Modified","sourceIdentifier":"security@apache.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-674"],"affected":["apache/orc"],"epss":{"score":0.03233,"percentile":0.88199,"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 (3.23%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit."},"changes":[],"references":[{"url":"http://www.securityfocus.com/bid/104215","tags":["Third Party Advisory","VDB Entry"],"source":"security@apache.org"},{"url":"https://orc.apache.org/security/CVE-2018-8015/","tags":["Vendor Advisory"],"source":"security@apache.org"},{"url":"http://www.securityfocus.com/bid/104215","tags":["Third Party Advisory","VDB Entry"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://orc.apache.org/security/CVE-2018-8015/","tags":["Vendor Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2018-8015","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."}