CVE-2012-6452

CVE-2012-6452 describes an information leakage vulnerability in Axway Secure Messenger before 6.5 Updated Release 7 and Axway Email Firewall. The flaw allows remote attackers to enumerate valid user accounts by observing distinct responses to authentication requests for existing versus non-existing users. This vulnerability has a CVSS score of 5.0, indicating a medium severity, with low attack complexity and no authentication required, potentially leading to a partial compromise of confidentiality by revealing user identities. There is no evidence of active exploitation, publicly available exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage surrounding this CVE.