Network Associates PGP Keyserver 7.0 allows remote attackers to cause a denial of service (crash) and possibly execute arbitrary code via exceptional BER encodings (possibly buffer overflows), as demonstrated by the PROTOS LDAPv3 test suite.
https://exchange.xforce.ibmcloud.com/vulnerabilities/6900
http://www.securityfocus.com/bid/3046
http://www.kb.cert.org/vuls/id/JPLA-4WESNK
http://www.kb.cert.org/vuls/id/765256
http://www.ee.oulu.fi/research/ouspg/protos/testing/c06/ldapv3/