Intel Server Boards/Server Systems/Compute Modules up to 2.46 BMC Firmware buffer overflow

EntryeditHistoryDiffjsonxmlCTI
CVSS Meta Temp Score
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CTI Interest Score
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7.0$0-$5k0.00

A vulnerability was found in Intel Server Boards, Server Systems and Compute Modules up to 2.46 (Forum Software). It has been rated as critical. This issue affects an unknown code block of the component BMC Firmware. The manipulation with an unknown input leads to a memory corruption vulnerability. Using CWE to declare the problem leads to CWE-120. Impacted is confidentiality, integrity, and availability. The summary by CVE is:

Buffer overflow in the BMC firmware for some Intel(R) Server Boards, Server Systems and Compute Modules before version 2.47 may allow a privileged user to potentially enable escalation of privilege via local access.

The weakness was shared 02/20/2021 as intel-sa-00434. The advisory is shared at intel.com. The identification of this vulnerability is CVE-2020-12374 since 04/28/2020. The exploitation is known to be easy. An attack has to be approached locally. The requirement for exploitation is a simple authentication. Neither technical details nor an exploit are publicly available. The price for an exploit might be around USD $0-$5k at the moment (estimation calculated on 03/03/2021).

Upgrading to version 2.47 eliminates this vulnerability.

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CPE 2.3infoedit

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CVSSv3infoedit

VulDB Meta Base Score: 7.3
VulDB Meta Temp Score: 7.0

VulDB Base Score: 7.8
VulDB Temp Score: 7.5
VulDB Vector: 🔒
VulDB Reliability: 🔍

NVD Base Score: 6.7
NVD Vector: 🔒

CVSSv2infoedit

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VulDB Base Score: 🔒
VulDB Temp Score: 🔒
VulDB Reliability: 🔍

NVD Base Score: 🔒

Exploitinginfoedit

Class: Memory corruption
CWE: CWE-120
ATT&CK: Unknown

Local: Yes
Remote: No

Availability: 🔒
Status: Not defined

Price Prediction: 🔍
Current Price Estimation: 🔒

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Threat Intelligenceinfoedit

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfoedit

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔒

Upgrade: Server Boards/Server Systems/Compute Modules 2.47

Timelineinfoedit

04/28/2020 CVE assigned
02/20/2021 +298 days Advisory disclosed
02/20/2021 +0 days VulDB entry created
03/03/2021 +11 days VulDB last update

Sourcesinfoedit

Vendor: https://www.intel.com/

Advisory: intel-sa-00434
Status: Confirmed

CVE: CVE-2020-12374 (🔒)

Entryinfoedit

Created: 02/20/2021 06:28 PM
Updated: 03/03/2021 07:09 PM
Changes: (18) vulnerability_cvss3_nvd_av vulnerability_cvss3_nvd_ac vulnerability_cvss3_nvd_pr vulnerability_cvss3_nvd_ui vulnerability_cvss3_nvd_s vulnerability_cvss3_nvd_c vulnerability_cvss3_nvd_i vulnerability_cvss3_nvd_a vulnerability_cvss2_nvd_av vulnerability_cvss2_nvd_ac vulnerability_cvss2_nvd_au vulnerability_cvss2_nvd_ci vulnerability_cvss2_nvd_ii vulnerability_cvss2_nvd_ai vulnerability_cvss3_meta_basescore vulnerability_cvss3_meta_tempscore vulnerability_cvss2_nvd_basescore vulnerability_cvss3_nvd_basescore
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