CVE-1999-0874

CVE-1999-0874 maps to a buffer overflow in IIS 4.0’s ISAPI processing of HTR/IDC/STM files (ISM.DLL). Public sources show a remote overflow that can cause denial of service and, in several references, the potential for remote code execution on affected Windows NT systems (MS02-018/Microsoft MS99-...

CVE-2000-0457

ISM.DLL in IIS 4.0 and 5.0 allows remote attackers to read file contents by requesting the file and appending a large number of encoded spaces %20 and terminated with a .htr extension, aka the ".HTR File Fragment Reading" or "File Fragment Reading via .HTR" vulnerability...

Microsoft IIS 4.0/5.0 - Malformed Filename Request

source: https://www.securityfocus.com/bid/1193/info Requesting a known filename with the extension replaced with .htr preceeded by approximately 230 "%20" which is an escaped character that represents a space from Microsoft IIS 4.0/5.0 will cause the server to retrieve the file and its contents...

Microsoft IIS 4.0 - Remote Buffer Overflow (2)

source: https://www.securityfocus.com/bid/307/info Microsoft IIS reported prone to a buffer overflow vulnerability in the way IIS handles requests for several file types that require server side processing. This vulnerability may allow a remote attacker to execute arbitrary code on the target...