#VU50585 Buffer overflow in Intel products - CVE-2020-12373

Vulnerability identifier: #VU50585

Vulnerability risk: Low

CVSSv4.0: 5.7 [CVSS:4.0/AV:L/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2020-12373

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

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(R) Server Boards, Server Systems and Compute Modules before version 2.47. A local privileged user can  trigger memory corruption and execute arbitrary code on the target system with elevated privileges.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

Intel Server System R1000WF: 00.01.0009 - 02.01.0012

Intel Server System R2000WF: 00.01.0009 - 02.01.0012

Intel Server Board S2600WF: 00.01.0009 - 02.01.0012

Intel Server Board S2600ST: 00.01.0013 - 02.01.0012

Intel Compute Module HNS2600BP: 00.01.0014 - 02.01.0012

Intel Server Board S2600BP: 00.01.0014 - 02.01.0012

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External links
https://www.intel.com/content/www/us/en/security-center/advisory/intel-sa-00434.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.