{"id":"CVE-2017-12627","url":"https://www.cyber-defence.io/tools/cve/CVE-2017-12627","generatedAt":"2026-10-28T22:13:11.822Z","title":"In Apache Xerces-C XML Parser library before 3.2.1, processing of external DTD paths can result in a null pointer dereference under certain conditions.","description":"In Apache Xerces-C XML Parser library before 3.2.1, processing of external DTD paths can result in a null pointer dereference under certain conditions.","published":"2018-03-01T14:29:00.000Z","lastModified":"2026-06-17T01:03:40.000Z","status":"Modified","sourceIdentifier":"security@apache.org","cvss":{"version":"3.0","score":9.8,"severity":"CRITICAL","vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"},"cwe":["CWE-476"],"affected":["apache/xerces-c\\+\\+"],"epss":{"score":0.0829,"percentile":0.94892,"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 (8.29%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit."},"changes":[],"references":[{"url":"http://seclists.org/oss-sec/2018/q1/203","tags":["Mailing List","Third Party Advisory"],"source":"security@apache.org"},{"url":"http://www.securityfocus.com/bid/103219","tags":["Third Party Advisory","VDB Entry"],"source":"security@apache.org"},{"url":"http://xerces.apache.org/xerces-c/secadv/CVE-2017-12627.txt","tags":["Vendor Advisory"],"source":"security@apache.org"},{"url":"https://kc.mcafee.com/corporate/index?page=content&id=SB10365","source":"security@apache.org"},{"url":"https://lists.debian.org/debian-lts-announce/2018/03/msg00032.html","source":"security@apache.org"},{"url":"http://seclists.org/oss-sec/2018/q1/203","tags":["Mailing List","Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.securityfocus.com/bid/103219","tags":["Third Party Advisory","VDB Entry"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://xerces.apache.org/xerces-c/secadv/CVE-2017-12627.txt","tags":["Vendor Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://kc.mcafee.com/corporate/index?page=content&id=SB10365","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://lists.debian.org/debian-lts-announce/2018/03/msg00032.html","source":"af854a3a-2127-422b-91ae-364da2661108"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2017-12627","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."}