{"id":"CVE-2012-3455","url":"https://www.cyber-defence.io/tools/cve/CVE-2012-3455","generatedAt":"2026-10-27T17:58:21.324Z","title":"Heap-based buffer overflow in the read function in filters/words/msword-odf/wv2/src/styles.cpp in the Microsoft import filter in KOffice 2.3.3 and earlier allows remote attackers to cause a denial of service (application crash) and possibly execute…","description":"Heap-based buffer overflow in the read function in filters/words/msword-odf/wv2/src/styles.cpp in the Microsoft import filter in KOffice 2.3.3 and earlier allows remote attackers to cause a denial of service (application crash) and possibly execute arbitrary code via a crafted ODF style in an ODF document.  NOTE: this is the same vulnerability as CVE-2012-3456, but it was SPLIT by the CNA even though Calligra and KOffice share the same codebase.","published":"2012-08-20T19:55:05.000Z","lastModified":"2026-06-16T23:43:15.000Z","status":"Modified","sourceIdentifier":"secalert@redhat.com","cvss":{"version":"2.0","score":7.5,"severity":"HIGH","vector":"AV:N/AC:L/Au:N/C:P/I:P/A:P"},"cwe":["CWE-119"],"affected":["kde/koffice"],"epss":{"score":0.05295,"percentile":0.92525,"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":"high","text":"High impact if exploited, but EPSS currently rates exploitation as unlikely (5.29%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit."},"changes":[],"references":[{"url":"http://lists.opensuse.org/opensuse-updates/2012-08/msg00040.html","source":"secalert@redhat.com"},{"url":"http://media.blackhat.com/bh-us-12/Briefings/C_Miller/BH_US_12_Miller_NFC_attack_surface_WP.pdf","source":"secalert@redhat.com"},{"url":"http://secunia.com/advisories/50199","tags":["Vendor Advisory"],"source":"secalert@redhat.com"},{"url":"http://www.kde.org/info/security/advisory-20120810-1.txt","source":"secalert@redhat.com"},{"url":"http://www.openwall.com/lists/oss-security/2012/08/04/1","source":"secalert@redhat.com"},{"url":"http://www.openwall.com/lists/oss-security/2012/08/04/5","source":"secalert@redhat.com"},{"url":"http://www.openwall.com/lists/oss-security/2012/08/06/1","source":"secalert@redhat.com"},{"url":"http://www.openwall.com/lists/oss-security/2012/08/06/6","source":"secalert@redhat.com"},{"url":"http://www.openwall.com/lists/oss-security/2012/08/10/1","source":"secalert@redhat.com"},{"url":"http://www.securityfocus.com/bid/54816","source":"secalert@redhat.com"},{"url":"http://www.ubuntu.com/usn/USN-1526-1","source":"secalert@redhat.com"},{"url":"https://exchange.xforce.ibmcloud.com/vulnerabilities/77483","source":"secalert@redhat.com"},{"url":"http://lists.opensuse.org/opensuse-updates/2012-08/msg00040.html","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://media.blackhat.com/bh-us-12/Briefings/C_Miller/BH_US_12_Miller_NFC_attack_surface_WP.pdf","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://secunia.com/advisories/50199","tags":["Vendor Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.kde.org/info/security/advisory-20120810-1.txt","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.openwall.com/lists/oss-security/2012/08/04/1","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.openwall.com/lists/oss-security/2012/08/04/5","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.openwall.com/lists/oss-security/2012/08/06/1","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.openwall.com/lists/oss-security/2012/08/06/6","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.openwall.com/lists/oss-security/2012/08/10/1","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.securityfocus.com/bid/54816","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.ubuntu.com/usn/USN-1526-1","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://exchange.xforce.ibmcloud.com/vulnerabilities/77483","source":"af854a3a-2127-422b-91ae-364da2661108"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2012-3455","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."}