Verifying Telnet Server is Disabled

높음레벨 1자동aruba-cx

설명

AOS-CX system includes a telnet server. Telnet is considered insecure primarily because it transmits all data, including usernames and passwords, in plaintext, meaning it's not encrypted. This leaves it vulnerable to several security risks: Eavesdropping: Anyone with access to the network traffic can intercept and read the data transmitted during a Telnet session, including sensitive information like login credentials. Credential Sniffing: Attackers can easily capture plaintext usernames and passwords by observing Telnet traffic. FAILs if a 'telnet server' line is present for any VRF. Audited against AOS-CX 'show running-config' output (saved in full); context blocks such as 'password complexity' or 'cli-session' are matched by their indented member lines.

점검 방법

감사 방식: 구성 패턴

패턴: (?m)^telnet server\b

조치 방법

조치 방식: 가이드 또는 인프라 패치

no telnet server vrf <vrf> # CIS guidance: to disable Telnet server: no telnet server vrf <vrf> All active TELNET sessions on the VRF will be terminated. Do you want to continue (y/n)? y

속성

운영 체제: 모두
태그: aruba-cxmanagement
참고 자료: CIS HPE Aruba Networking CX Switch Benchmark v1.0.1 - 1.1.9 Verifying Telnet Server is Disabled

이 호스트 점검하기

감사 권한이 있는 시스템에서 실행하세요. 스캔은 읽기 전용입니다.

shell

tmaegis scan --target aruba-cx