#VU80065 Input validation error in DGX H100 BMC - CVE-2023-25530

Vulnerability identifier: #VU80065

Vulnerability risk: Medium

CVSSv4.0: 6.1 [CVSS:4.0/AV:A/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Green]

CVE-ID: CVE-2023-25530

CWE-ID: CWE-20

Exploitation vector: Local network

Exploit availability: No

Vulnerable software:
DGX H100 BMC
Hardware solutions / Drivers

Vendor: nVidia

Description

The vulnerability allows a remote attacker to execute arbitrary code on the system.

The vulnerability exists due to insufficient validation of user-supplied input in the KVM service. A remote user on the local network can pass specially crafted input to the application and execute arbitrary code on the target system.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

DGX H100 BMC: 23.08.18

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External links
https://nvidia.custhelp.com/app/answers/detail/a_id/5473

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Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote authenticated user via the local network (LAN).

Is there known malware, which exploits this vulnerability?

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