{"id":"CVE-2013-6438","url":"https://www.cyber-defence.io/tools/cve/CVE-2013-6438","generatedAt":"2026-11-05T07:10:52.498Z","title":"The dav_xml_get_cdata function in main/util.c in the mod_dav module in the Apache HTTP Server before 2.4.8 does not properly remove whitespace characters from CDATA sections, which allows remote attackers to cause a denial of service (daemon crash) via…","description":"The dav_xml_get_cdata function in main/util.c in the mod_dav module in the Apache HTTP Server before 2.4.8 does not properly remove whitespace characters from CDATA sections, which allows remote attackers to cause a denial of service (daemon crash) via a crafted DAV WRITE request.","published":"2014-03-18T05:18:19.000Z","lastModified":"2026-06-17T00:00:29.000Z","status":"Modified","sourceIdentifier":"secalert@redhat.com","cvss":{"version":"2.0","score":5,"severity":"MEDIUM","vector":"AV:N/AC:L/Au:N/C:N/I:N/A:P"},"cwe":[],"affected":["apache/http server","oracle/http server","canonical/ubuntu linux"],"epss":{"score":0.27499,"percentile":0.98079,"date":"2026-11-04","history":[]},"kev":{"listed":false},"exploits":{"count":0,"verified":false,"firstPublished":null,"source":"Exploit-DB (https://gitlab.com/exploit-database/exploitdb)","entries":[]},"verdict":{"level":"urgent","text":"EPSS puts the probability of exploitation in the next 30 days at 27.5%, higher than 98% of all known CVEs. Patch or mitigate before the next change window."},"changes":[],"references":[{"url":"http://advisories.mageia.org/MGASA-2014-0135.html","tags":["Third Party Advisory"],"source":"secalert@redhat.com"},{"url":"http://archives.neohapsis.com/archives/bugtraq/2014-10/0101.html","tags":["Broken Link"],"source":"secalert@redhat.com"},{"url":"http://kb.juniper.net/InfoCenter/index?page=content&id=JSA10698","tags":["Third Party Advisory"],"source":"secalert@redhat.com"},{"url":"http://lists.apple.com/archives/security-announce/2015/Apr/msg00001.html","tags":["Broken Link","Mailing List"],"source":"secalert@redhat.com"},{"url":"http://marc.info/?l=bugtraq&m=141017844705317&w=2","tags":["Issue Tracking","Mailing List","Third Party Advisory"],"source":"secalert@redhat.com"},{"url":"http://marc.info/?l=bugtraq&m=141390017113542&w=2","tags":["Issue Tracking","Mailing List","Third Party 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