#VU96074 Integer overflow in Intel products - CVE-2024-21844

Vulnerability identifier: #VU96074

Vulnerability risk: Low

CVSSv4.0: 1.3 [CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2024-21844

CWE-ID: CWE-190

Exploitation vector: Local network

Exploit availability: No

Vulnerable software:
Converged Security and Management Engine (CSME)
Hardware solutions / Firmware
Intel X299 Chipset
Hardware solutions / Firmware
Intel C420 Chipset
Hardware solutions / Firmware

Vendor: Intel

Description

The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.

The vulnerability exists due to integer overflow in firmware. A remote attacker on the local network can pass specially crafted data to the application, trigger integer overflow and cause a denial of service condition on the target system.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

Converged Security and Management Engine (CSME): All versions

Intel X299 Chipset: before 11.12.95

Intel C420 Chipset: before 11.12.95

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External links
https://www.intel.com/content/www/us/en/security-center/advisory/intel-sa-00999.html

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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 local network (LAN).

Is there known malware, which exploits this vulnerability?

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