#VU54154 Buffer overflow in Intel products - CVE-2020-24473

Vulnerability identifier: #VU54154

Vulnerability risk: Low

CVSSv4.0: 0.4 [CVSS:4.0/AV:L/AC:L/AT:P/PR:L/UI:N/VC:N/VI:L/VA:L/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2020-24473

CWE-ID: CWE-119

Exploitation vector: Local

Exploit availability: No

Vulnerable software:
Intel Server System R1000WF
Hardware solutions / Firmware
Intel Server System R2000WF
Hardware solutions / Firmware
Intel Server Board S2600WF
Hardware solutions / Firmware
Intel Server Board S2600ST
Hardware solutions / Firmware
Intel Compute Module HNS2600BP
Hardware solutions / Firmware
Intel Server Board S2600BP
Hardware solutions / Firmware
Baseboard Management Controller (BMC)
Hardware solutions / Firmware

Vendor: Intel

Description

The vulnerability allows a local user to escalate privileges on the system.

The vulnerability exists due to a boundary error in the BMC firmware for some Intel Server Boards, Server Systems and Compute Modules. A local user can trigger memory corruption and gain elevated privileges on the system.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

Intel Server System R1000WF: All versions

Intel Server System R2000WF: All versions

Intel Server Board S2600WF: All versions

Intel Server Board S2600ST: All versions

Intel Compute Module HNS2600BP: All versions

Intel Server Board S2600BP: All versions

Baseboard Management Controller (BMC): before 2.48.ce3e3bd2

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External links
https://www.intel.com/content/www/us/en/security-center/advisory/intel-sa-00476.html

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Q & A

Can this vulnerability be exploited remotely?

No. This vulnerability can be exploited locally. The attacker should have authentication credentials and successfully authenticate on the system.

Is there known malware, which exploits this vulnerability?

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