{"id":"CVE-2013-1847","url":"https://www.cyber-defence.io/tools/cve/CVE-2013-1847","generatedAt":"2026-10-27T20:52:25.627Z","title":"The mod_dav_svn Apache HTTPD server module in Subversion 1.6.0 through 1.6.20 and 1.7.0 through 1.7.8 allows remote attackers to cause a denial of service (NULL pointer dereference and crash) via an anonymous LOCK for a URL that does not exist.","description":"The mod_dav_svn Apache HTTPD server module in Subversion 1.6.0 through 1.6.20 and 1.7.0 through 1.7.8 allows remote attackers to cause a denial of service (NULL pointer dereference and crash) via an anonymous LOCK for a URL that does not exist.","published":"2013-05-02T14:55:05.000Z","lastModified":"2026-06-16T23:52:14.000Z","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/subversion"],"epss":{"score":0.51442,"percentile":0.98934,"date":"2026-10-26","history":[]},"kev":{"listed":false},"exploits":{"count":1,"verified":true,"firstPublished":"2013-04-05","source":"Exploit-DB (https://gitlab.com/exploit-database/exploitdb)","entries":[{"edbId":38421,"kind":"exploit","title":"Apache Subversion 1.6.x - 'mod_dav_svn/lock.c' Remote Denial of Service","url":"https://www.exploit-db.com/exploits/38421","sourceUrl":"https://gitlab.com/exploit-database/exploitdb/-/blob/main/exploits/linux/dos/38421.txt","file":"exploits/linux/dos/38421.txt","published":"2013-04-05","added":"2013-04-05","updated":"2015-10-08","author":"anonymous","type":"dos","platform":"linux","port":null,"verified":true,"codes":["CVE-2013-1847","OSVDB-92094"],"tags":null,"aliases":null,"applicationUrl":null,"screenshotUrl":null,"referenceUrl":"https://www.securityfocus.com/bid/58897/info"}]},"verdict":{"level":"urgent","text":"EPSS puts the probability of exploitation in the next 30 days at 51.4%, higher than 99% of all known CVEs. Patch or mitigate before the next change window."},"changes":[],"references":[{"url":"http://lists.opensuse.org/opensuse-updates/2013-04/msg00095.html","source":"secalert@redhat.com"},{"url":"http://lists.opensuse.org/opensuse-updates/2013-06/msg00069.html","source":"secalert@redhat.com"},{"url":"http://mail-archives.apache.org/mod_mbox/subversion-announce/201304.mbox/%3CCADkdwvRoyVrZV12tgC0FMGrc6%2BMisd3qTcZ%2BDdpFGgTahkgAkQ%40mail.gmail.com%3E","source":"secalert@redhat.com"},{"url":"http://mail-archives.apache.org/mod_mbox/subversion-announce/201304.mbox/%3CCADkdwvSTMLbn4q_KM3Ph2UOeSiPGhEK4%3DSvwEjaHW_GUGkYWPQ%40mail.gmail.com%3E","source":"secalert@redhat.com"},{"url":"http://rhn.redhat.com/errata/RHSA-2013-0737.html","source":"secalert@redhat.com"},{"url":"http://subversion.apache.org/security/CVE-2013-1847-advisory.txt","tags":["Vendor Advisory"],"source":"secalert@redhat.com"},{"url":"http://www.mandriva.com/security/advisories?name=MDVSA-2013:153","source":"secalert@redhat.com"},{"url":"http://www.ubuntu.com/usn/USN-1893-1","source":"secalert@redhat.com"},{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=929090","source":"secalert@redhat.com"},{"url":"https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A18538","source":"secalert@redhat.com"},{"url":"http://lists.opensuse.org/opensuse-updates/2013-04/msg00095.html","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://lists.opensuse.org/opensuse-updates/2013-06/msg00069.html","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://mail-archives.apache.org/mod_mbox/subversion-announce/201304.mbox/%3CCADkdwvRoyVrZV12tgC0FMGrc6%2BMisd3qTcZ%2BDdpFGgTahkgAkQ%40mail.gmail.com%3E","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://mail-archives.apache.org/mod_mbox/subversion-announce/201304.mbox/%3CCADkdwvSTMLbn4q_KM3Ph2UOeSiPGhEK4%3DSvwEjaHW_GUGkYWPQ%40mail.gmail.com%3E","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://rhn.redhat.com/errata/RHSA-2013-0737.html","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://subversion.apache.org/security/CVE-2013-1847-advisory.txt","tags":["Vendor Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.mandriva.com/security/advisories?name=MDVSA-2013:153","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.ubuntu.com/usn/USN-1893-1","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=929090","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A18538","source":"af854a3a-2127-422b-91ae-364da2661108"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2013-1847","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."}