TMA-COS-1.1.5

Ensure noexec option set on /tmp partition

OrtaDüzey 1Otomatikcos

Açıklama

The noexec mount option specifies that the filesystem cannot contain executable binaries. Since the /tmp filesystem is only intended for temporary file storage, set this option to ensure that users cannot run executable binaries from /tmp .

Nasıl denetlenir

Denetim yöntemi: Kabuk komutu

shell

if ! findmnt -kn /tmp >/dev/null 2>&1; then echo compliant; elif findmnt -kn /tmp | grep -qw -- noexec; then echo compliant; else echo /tmp' is mounted without noexec'; fi

Beklenen çıktı: compliant

Nasıl düzeltilir

Düzeltme yöntemi: Kılavuz veya altyapı yaması

Run the following command to remount /tmp : # mount -o remount,noexec /tmp /etc is stateless on Container-Optimized OS. Therefore, /etc cannot be used to make these changes persistent across reboots. The steps mentioned above needs to be performed after every boot.

Özellikler

İşletim sistemleri: Herhangi biri
Etiketler: container-optimized-oscos
Referans: CIS Google Container-Optimized OS Benchmark v1.2.0 - 1.1.5 Ensure noexec option set on /tmp partition

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shell

tmaegis scan --target cos