Vulnerabilities in Qualcomm Eudora WorldMail Server may allow remote attackers to cause a denial of service (crash) and possibly execute arbitrary code, as demonstrated by the PROTOS LDAPv3 test suite.
http://www.securityfocus.com/bid/3043
http://www.kb.cert.org/vuls/id/JPLA-4WESNA
http://www.kb.cert.org/vuls/id/717380
http://www.ee.oulu.fi/research/ouspg/protos/testing/c06/ldapv3/