Intel Server Boards/Server Systems/Compute Modules up to 2.46 BMC Firmware buffer overflow
|CVSS Meta Temp Score|
CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.
|Current Exploit Price (≈)|
Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.
|CTI Interest Score|
Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
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.
CVSSv3VulDB 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: 🔒
VulDB Base Score: 🔒
VulDB Temp Score: 🔒
VulDB Reliability: 🔍
NVD Base Score: 🔒
ExploitingClass: Memory corruption
Status: Not defined
Price Prediction: 🔍
Current Price Estimation: 🔒
Threat IntelligenceInterest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍
0-Day Time: 🔒
Upgrade: Server Boards/Server Systems/Compute Modules 2.47
Timeline04/28/2020 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
CVE: CVE-2020-12374 (🔒)
EntryCreated: 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
Interested in the pricing of exploits?
See the underground prices here!