CVE-2021-40119 CRITICAL

CVE-2021-40119: Cisco Policy Suite Static SSH Keys Vulnerability

Vendor Cisco
Product Cisco Policy Suite (CPS) Software
Weakness CWE-321
Published November 4, 2021
Last update November 7, 2024
View on NVD All CVEs

CVSS base score

9.8/10
Attack vector Network
Attack complexity Low
Privileges required None
User interaction None
Confidentiality High
Integrity High

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

What the vulnerability does

01Description

A vulnerability in the key-based SSH authentication mechanism of Cisco Policy Suite could allow an unauthenticated, remote attacker to log in to an affected system as the root user. This vulnerability is due to the re-use of static SSH keys across installations. An attacker could exploit this vulnerability by extracting a key from a system under their control. A successful exploit could allow the attacker to log in to an affected system as the root user.

Key dates

02Disclosure timeline

November 4, 2021 CVE published
November 7, 2024 Record updated