Ensure SSH MaxStartups is configured

OrtaDüzey 2Manuel incelemecos

Açıklama

The MaxStartups parameter specifies the maximum number of concurrent unauthenticated connections to the SSH daemon. To protect a system from denial of service due to a large number of pending authentication connection attempts, use the rate limiting function of MaxStartups to protect availability of sshd logins and prevent overwhelming the daemon.

Nasıl denetlenir

Denetim yöntemi: Manuel inceleme

Bu öneri otomatik olarak denetlenemez. --include-manual parametresini verdiğinizde tarama bunu bu talimatlarla birlikte listeler.

Run the following command and verify that output MaxStartups is 10:30:60 or matches site policy: # sshd -T | grep -i maxstartups # maxstartups 10:30:60

Nasıl düzeltilir

Düzeltme yöntemi: Kılavuz veya altyapı yaması

Edit the /etc/ssh/sshd_config file to set the parameter as follows: maxstartups 10:30:60

Özellikler

İşletim sistemleri: Herhangi biri
Etiketler: container-optimized-oscosssh
Referans: CIS Google Container-Optimized OS Benchmark v1.2.0 - 5.1.21 Ensure SSH MaxStartups is configured