#VU97720 Use of Hard-coded Cryptographic Key in Cisco DNA Center - CVE-2024-20350

Vulnerability identifier: #VU97720

Vulnerability risk: Medium

CVSSv4.0: 4.8 [CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Green]

CVE-ID: CVE-2024-20350

CWE-ID: CWE-321

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
Cisco DNA Center
Other software / Other software solutions

Vendor: Cisco Systems, Inc

Description

The vulnerability allows a remote attacker to compromise the target system.

The vulnerability exists due to the presence of a static SSH host key in the SSH server. A remote attacker can perform a machine-in-the-middle (MitM) attack to impersonate the affected appliance, inject commands into the terminal session and steal valid user credentials.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

Cisco DNA Center: 2.3.3 - 2.3.7

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External links
https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-dnac-ssh-e4uOdASj

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Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.