Describe CVE-2011-1903.
What is CVE-2011-1903?
SQL injection vulnerability in an unspecified function in Proofpoint Messaging Security Gateway 6.2.0.263:6.2.0.237 and earlier in Proofpoint Protection Server 5.5.3, 5.5.4, 5.5.5, 6.0.2, 6.1.1, and 6.2.0 allows remote attackers to execute arbitrary SQL commands via unknown vectors..