CVE-2024-20350 Cisco Catalyst Center Static SSH Host Key Vulnerability

What is CVE-2024-20350?

CVE-2024-20350 is a high-severity vulnerability in Cisco Digital Network Architecture Center (DNA Center), published on 25 Sep 2024. An attacker can exploit it over the internet without logging in, and only if a user opens a file or follows a link.

Official description

A vulnerability in the SSH server of Cisco Catalyst Center, formerly Cisco DNA Center, could allow an unauthenticated, remote attacker to impersonate a Cisco Catalyst Center appliance. This vulnerability is due to the presence of a static SSH host key. An attacker could exploit this vulnerability by performing a machine-in-the-middle attack on SSH connections, which could allow the attacker to intercept traffic between SSH clients and a Cisco Catalyst Center appliance. A successful exploit could allow the attacker to impersonate the affected appliance, inject commands into the terminal session, and steal valid user credentials.

Weakness: CWE-321

Which versions are affected by CVE-2024-20350?

It affects 1 product.

Products include Cisco Catalyst Center.

How do I fix CVE-2024-20350?

No fix has been published for CVE-2024-20350 yet. Limit exposure of the affected software until one is available.

Is CVE-2024-20350 being exploited?

There is no known exploitation of CVE-2024-20350 in the wild and no public exploit code.

Other vulnerabilities in Cisco Digital Network Architecture Center (DNA Center)

• CVE-2021-1264 Cisco DNA Center Command Runner Command Injection Vulnerability Critical 9.6
• CVE-2023-20055 Cisco DNA Center Privilege Escalation Vulnerability High 8.0
• CVE-2021-1265 Cisco DNA Center Information Disclosure Vulnerability High 7.7
• CVE-2026-20191 Cisco Catalyst Center Arbitrary File Read Vulnerability High 7.5
• CVE-2020-3411 Cisco DNA Center Information Disclosure Vulnerability High 7.5

Sources

• CVE record
• NVD
• OSV
• GitHub advisory
• How this page is made

Also known as GHSA-r7m5-wp9g-ph5q.