VDB-121200 · CVE-2018-3682 · GCVE-0-2018-3682

Intel Server Board BMC Firmware access control

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.
7.2	$0-$5k	0.00

Summaryinfo

A vulnerability, which was classified as critical, was found in Intel Server Board. This affects an unknown part of the component BMC Firmware. The manipulation results in access control. This vulnerability is known as CVE-2018-3682. Attacking locally is a requirement. No exploit is available.

Detailsinfo

A vulnerability was found in Intel Server Board (Forum Software) (affected version not known). It has been classified as critical. Affected is some unknown functionality of the component BMC Firmware. The manipulation with an unknown input leads to a access control vulnerability. CWE is classifying the issue as CWE-264. This is going to have an impact on confidentiality, integrity, and availability. CVE summarizes:

BMC Firmware in Intel server boards, compute modules, and systems potentially allow an attacker with administrative privileges to make unauthorized read\writes to the SMBUS.

The bug was discovered 07/10/2018. The weakness was published 07/10/2018 (Website). The advisory is shared for download at intel.com. This vulnerability is traded as CVE-2018-3682 since 12/28/2017. The attack needs to be approached locally. A authentication is required for exploitation. There are neither technical details nor an exploit publicly available. The current price for an exploit might be approx. USD $0-$5k (estimation calculated on 03/02/2020). The MITRE ATT&CK project declares the attack technique as T1068.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

VulDB is the best source for vulnerability data and more expert information about this specific topic.

Productinfo

Type

Forum Software

Vendor

Intel

Name

Server Board

License

commercial

Website

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

CPE 2.3info

🔍

CPE 2.2info

🔍

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.2
VulDB Meta Temp Score: 7.2

VulDB Base Score: 6.3
VulDB Temp Score: 6.3
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 8.2
NVD Vector: 🔍

CVSSv2info

AV	AC	Au	C	I	A
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳

Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock

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

NVD Base Score: 🔍

Exploitinginfo

Class: Access control
CWE: CWE-264
CAPEC: 🔍
ATT&CK: 🔍

Physical: Partially
Local: Yes
Remote: No

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-Day	Unlock	Unlock	Unlock	Unlock
Today	Unlock	Unlock	Unlock	Unlock

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

Timelineinfo

12/28/2017 🔍
07/10/2018 +193 days 🔍
07/10/2018 +0 days 🔍
07/10/2018 +0 days 🔍
07/11/2018 +1 days 🔍
03/02/2020 +600 days 🔍

Sourcesinfo

Vendor: intel.com

Advisory: intel.com
Status: Not defined
Confirmation: 🔍

CVE: CVE-2018-3682 (🔍)
GCVE (CVE): GCVE-0-2018-3682
GCVE (VulDB): GCVE-100-121200

Entryinfo

Created: 07/11/2018 11:18
Updated: 03/02/2020 11:21
Changes: 07/11/2018 11:18 (55), 03/02/2020 11:21 (2)
Complete: 🔍
Cache ID: 216::103