CVEvulnerability

CVE-2011-5279

5.0 MEDIUM Published 2014-04-23 Modified 2026-06-16 Official page ↗
Status
Modified
Published
2014-04-23
Last modified
2026-06-16
Assigner
[email protected]
CVSS 2.0 ([email protected])
5.0 MEDIUM — AV:N/AC:L/Au:N/C:N/I:P/A:N

Description

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.

Affected configurations

• microsoft internet information services 4.0 • microsoft internet information services 5.0

References