| Package | Affected versions | Patched versions |
|---|---|---|
| internet information services | = 4.0= 5.0 |
CRLF injection vulnerability in the CGI implementation in Microsoft Internet Information Services (IIS) 4.x and 5.x on Windows NT and Windows 2000 allows remote attackers to modify arbitrary uppercase environment variables via a \n (newline) character in an HTTP header.
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