CVE-2024-20350

HIGH
Published Sep 25, 2024 Modified Jul 30, 2025 CWE-321

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.

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CVSS v3.1 Score

7.5
HIGH
CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H

Weakness Type (CWE)

CWE-321 CWE-321

Affected Products

Vendor Product
cisco catalyst_center
cisco catalyst_center
cisco catalyst_center
cisco catalyst_center
cisco catalyst_center
cisco catalyst_center
cisco catalyst_center
cisco catalyst_center
cisco catalyst_center
cisco catalyst_center
cisco catalyst_center
cisco catalyst_center
cisco catalyst_center
cisco catalyst_center
cisco catalyst_center
cisco catalyst_center
cisco catalyst_center
cisco catalyst_center
cisco catalyst_center
cisco catalyst_center
cisco catalyst_center
cisco catalyst_center
cisco catalyst_center
cisco catalyst_center
cisco catalyst_center
cisco catalyst_center
cisco catalyst_center
cisco catalyst_center
cisco catalyst_center
cisco catalyst_center
cisco catalyst_center
cisco catalyst_center
cisco catalyst_center
cisco catalyst_center
cisco catalyst_center
cisco catalyst_center
cisco catalyst_center
cisco catalyst_center
cisco catalyst_center
cisco catalyst_center
cisco catalyst_center
cisco catalyst_center
cisco catalyst_center
cisco catalyst_center
cisco catalyst_center
cisco catalyst_center
cisco catalyst_center
cisco catalyst_center
cisco catalyst_center
cisco catalyst_center
cisco catalyst_center
cisco catalyst_center
cisco catalyst_center
cisco catalyst_center
cisco catalyst_center
cisco catalyst_center
cisco catalyst_center
cisco catalyst_center
cisco catalyst_center
cisco catalyst_center
cisco catalyst_center
cisco catalyst_center
cisco catalyst_center
cisco catalyst_center
cisco catalyst_center
cisco catalyst_center
cisco catalyst_center
cisco catalyst_center
cisco catalyst_center
cisco catalyst_center
cisco catalyst_center
cisco catalyst_center
cisco catalyst_center
cisco catalyst_center
cisco catalyst_center
cisco catalyst_center
cisco catalyst_center
cisco catalyst_center
cisco catalyst_center
cisco catalyst_center
cisco catalyst_center
cisco catalyst_center
cisco catalyst_center
cisco catalyst_center
cisco catalyst_center
cisco catalyst_center

References

Frequently Asked Questions

What is CVE-2024-20350? +
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. It has a CVSS v3.1 base score of 7.5 (HIGH).
How severe is CVE-2024-20350? +
CVE-2024-20350 has a CVSS v3.1 score of 7.5 out of 10, rated HIGH. This is a high-severity vulnerability that should be prioritized for patching.
What products are affected by CVE-2024-20350? +
CVE-2024-20350 affects products from cisco, specifically: catalyst_center. Check the affected products table above for specific version ranges.
How do I check if I'm vulnerable to CVE-2024-20350? +
You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.

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