Apache OpenOffice.org (OOo) before 4.0 allows remote attackers to cause a denial of service (memory corruption) or possibly have unspecified other impact via a crafted element in an OOXML document file.
https://euvd.enisa.europa.eu/vulnerability/EUVD-2013-4081
http://www.openoffice.org/security/cves/CVE-2013-4156.html