Unspecified vulnerability in Sun ONE (aka iPlanet) Web Server 4.1 before SP13 and 6.0 before SP6 on Windows allows attackers to cause a denial of service (daemon crash) via unknown vectors.
Sun ONE (aka iPlanet) Web Server 4.1 through SP12 and 6.0 through SP5, when DNS resolution is enabled for client IP addresses, allows remote attackers to hide HTTP requests from the log-preview functionality by accompanying the requests with crafted DNS responses specifying a domain name beginning with a "format=" substring, related to an "Inverse Lookup Log Corruption (ILLC)" issue.