Microsoft IIS 4.0/5.0/5.1 - Authentication Method Disclosure

source: https://www.securityfocus.com/bid/4235/info Microsoft IIS supports Basic and NTLM authentication. Reportedly, the authentication methods supported by a given IIS server can be revealed to an attacker through the inspection of returned error messages, even when anonymous access is also...

CVE-2001-1499

Check Point VPN-1 4.1SP4 using SecuRemote returns different error messages for valid and invalid users, with prompts that vary depending on the authentication method being used, which makes it easier for remote attackers to conduct brute force attacks...