{"id":"CVE-2013-2021","url":"https://www.cyber-defence.io/tools/cve/CVE-2013-2021","generatedAt":"2026-10-27T19:56:07.529Z","title":"pdf.c in ClamAV 0.97.1 through 0.97.7 allows remote attackers to cause a denial of service (out-of-bounds-read) via a crafted length value in an encrypted PDF file.","description":"pdf.c in ClamAV 0.97.1 through 0.97.7 allows remote attackers to cause a denial of service (out-of-bounds-read) via a crafted length value in an encrypted PDF file.","published":"2013-05-13T23:55:02.000Z","lastModified":"2026-06-16T23:52:36.000Z","status":"Modified","sourceIdentifier":"secalert@redhat.com","cvss":{"version":"2.0","score":4.3,"severity":"MEDIUM","vector":"AV:N/AC:M/Au:N/C:N/I:N/A:P"},"cwe":["CWE-119"],"affected":["canonical/ubuntu linux","suse/linux enterprise server","clamav/clamav"],"epss":{"score":0.03502,"percentile":0.89088,"date":"2026-10-26","history":[]},"kev":{"listed":false},"exploits":{"count":0,"verified":false,"firstPublished":null,"source":"Exploit-DB (https://gitlab.com/exploit-database/exploitdb)","entries":[]},"verdict":{"level":"low","text":"Lower severity and a low EPSS score (3.50%). Track it; it rarely justifies an emergency change on its own."},"changes":[],"references":[{"url":"http://blog.clamav.net/2013/04/clamav-0978-has-been-released.html","source":"secalert@redhat.com"},{"url":"http://lists.apple.com/archives/security-announce/2013/Sep/msg00002.html","source":"secalert@redhat.com"},{"url":"http://lists.apple.com/archives/security-announce/2013/Sep/msg00004.html","source":"secalert@redhat.com"},{"url":"http://lists.fedoraproject.org/pipermail/package-announce/2013-June/109514.html","source":"secalert@redhat.com"},{"url":"http://lists.fedoraproject.org/pipermail/package-announce/2013-June/109639.html","source":"secalert@redhat.com"},{"url":"http://lists.fedoraproject.org/pipermail/package-announce/2013-June/109652.html","source":"secalert@redhat.com"},{"url":"http://lists.fedoraproject.org/pipermail/package-announce/2013-May/105575.html","source":"secalert@redhat.com"},{"url":"http://lists.opensuse.org/opensuse-security-announce/2014-12/msg00006.html","source":"secalert@redhat.com"},{"url":"http://lists.opensuse.org/opensuse-updates/2013-06/msg00018.html","source":"secalert@redhat.com"},{"url":"http://lists.opensuse.org/opensuse-updates/2013-06/msg00020.html","source":"secalert@redhat.com"},{"url":"http://secunia.com/advisories/53150","tags":["Vendor Advisory"],"source":"secalert@redhat.com"},{"url":"http://secunia.com/advisories/53182","tags":["Vendor Advisory"],"source":"secalert@redhat.com"},{"url":"http://support.apple.com/kb/HT5880","source":"secalert@redhat.com"},{"url":"http://support.apple.com/kb/HT5892","source":"secalert@redhat.com"},{"url":"http://www.mandriva.com/security/advisories?name=MDVSA-2013:159","source":"secalert@redhat.com"},{"url":"http://www.openwall.com/lists/oss-security/2013/04/25/2","source":"secalert@redhat.com"},{"url":"http://www.openwall.com/lists/oss-security/2013/04/29/20","source":"secalert@redhat.com"},{"url":"http://www.securityfocus.com/bid/59434","source":"secalert@redhat.com"},{"url":"http://www.ubuntu.com/usn/USN-1816-1","source":"secalert@redhat.com"},{"url":"https://bugzilla.clamav.net/show_bug.cgi?id=7053","source":"secalert@redhat.com"},{"url":"https://github.com/vrtadmin/clamav-devel/commit/24ff855c82d3f5c62bc5788a5776cefbffce2971","source":"secalert@redhat.com"},{"url":"http://blog.clamav.net/2013/04/clamav-0978-has-been-released.html","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://lists.apple.com/archives/security-announce/2013/Sep/msg00002.html","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://lists.apple.com/archives/security-announce/2013/Sep/msg00004.html","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://lists.fedoraproject.org/pipermail/package-announce/2013-June/109514.html","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://lists.fedoraproject.org/pipermail/package-announce/2013-June/109639.html","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://lists.fedoraproject.org/pipermail/package-announce/2013-June/109652.html","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://lists.fedoraproject.org/pipermail/package-announce/2013-May/105575.html","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://lists.opensuse.org/opensuse-security-announce/2014-12/msg00006.html","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://lists.opensuse.org/opensuse-updates/2013-06/msg00018.html","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://lists.opensuse.org/opensuse-updates/2013-06/msg00020.html","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://secunia.com/advisories/53150","tags":["Vendor Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://secunia.com/advisories/53182","tags":["Vendor Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://support.apple.com/kb/HT5880","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://support.apple.com/kb/HT5892","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.mandriva.com/security/advisories?name=MDVSA-2013:159","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.openwall.com/lists/oss-security/2013/04/25/2","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.openwall.com/lists/oss-security/2013/04/29/20","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.securityfocus.com/bid/59434","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.ubuntu.com/usn/USN-1816-1","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://bugzilla.clamav.net/show_bug.cgi?id=7053","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://github.com/vrtadmin/clamav-devel/commit/24ff855c82d3f5c62bc5788a5776cefbffce2971","source":"af854a3a-2127-422b-91ae-364da2661108"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2013-2021","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."}