Ensure 'cookies' are set with HttpOnly attribute

보통레벨 1자동iis

설명

The httpOnlyCookies attribute of the httpCookies node determines if IIS will set the HttpOnly flag on HTTP cookies it sets. The HttpOnly flag indicates to the user agent that the cookie must not be accessible by client-side script (i.e document.cookie). It is recommended that the httpOnlyCookies attribute be set to true. httpCookies httpOnlyCookies must be true in the root web.config and every site. PowerShell 5.1 with the WebAdministration module; run elevated.

점검 방법

감사 방식: 셸 명령

shell

Import-Module WebAdministration -ErrorAction Stop; $paths = @('MACHINE/WEBROOT') + @(Get-Website | ForEach-Object { "IIS:\Sites\$($_.Name)" }); $bad = @($paths | Where-Object { $c = Get-WebConfiguration -Filter 'system.web/httpCookies' -PSPath $_; $c.httpOnlyCookies -ne $true }); if ($bad.Count -eq 0) { 'compliant' } else { 'noncompliant' }

예상 출력: compliant

조치 방법

조치 방식: 가이드 또는 인프라 패치

Add <httpCookies httpOnlyCookies="true" /> inside <system.web> of each application web.config.

속성

운영 체제: 모두
태그: iissession
참고 자료: CIS Microsoft IIS 10 Benchmark v1.2.1 - 3.7 Ensure 'cookies' are set with HttpOnly attribute

이 호스트 점검하기

감사 권한이 있는 시스템에서 실행하세요. 스캔은 읽기 전용입니다.

shell

tmaegis scan --target iis