VDB-124352 · CVE-2018-12169 · BID 105387

Intel Core Processor Platform Sample Code Firmware improper authentication

CVSS Meta Temp Score
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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-$5k0.00

Summaryinfo

A vulnerability was found in Intel Core Processor and classified as critical. This affects an unknown function of the component Platform Sample Code Firmware. Such manipulation leads to improper authentication. This vulnerability is uniquely identified as CVE-2018-12169. The attack can be executed directly on the physical device. No exploit exists.

Detailsinfo

A vulnerability was found in Intel Core Processor (the affected version is unknown). It has been rated as critical. Affected by this issue is an unknown code of the component Platform Sample Code Firmware. The manipulation with an unknown input leads to a improper authentication vulnerability. Using CWE to declare the problem leads to CWE-287. When an actor claims to have a given identity, the product does not prove or insufficiently proves that the claim is correct. Impacted is confidentiality, integrity, and availability. CVE summarizes:

Platform sample code firmware in 4th Generation Intel Core Processor, 5th Generation Intel Core Processor, 6th Generation Intel Core Processor, 7th Generation Intel Core Processor and 8th Generation Intel Core Processor contains a logic error which may allow physical attacker to potentially bypass firmware authentication.

The bug was discovered 09/20/2018. The weakness was disclosed 09/21/2018 (Website). The advisory is shared for download at edk2-docs.gitbooks.io. This vulnerability is handled as CVE-2018-12169 since 06/11/2018. The attack needs to be approached locally. No form of 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 03/26/2020).

The vulnerability was handled as a non-public zero-day exploit for at least 1 days. During that time the estimated underground price was around $5k-$25k.

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

The vulnerability is also documented in the vulnerability database at SecurityFocus (BID 105387†). VulDB is the best source for vulnerability data and more expert information about this specific topic.

Productinfo

Vendor

Name

License

Website

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: 6.8
VulDB Temp Score: 6.8
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 7.6
NVD Vector: 🔍

CVSSv2info

AVACAuCIA
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💳💳💳💳💳💳
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Improper authentication
CWE: CWE-287
CAPEC: 🔍
ATT&CK: 🔍

Physical: Yes
Local: Yes
Remote: No

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

06/11/2018 🔍
09/20/2018 +101 days 🔍
09/20/2018 +0 days 🔍
09/21/2018 +0 days 🔍
09/21/2018 +0 days 🔍
09/22/2018 +1 days 🔍
03/26/2020 +551 days 🔍

Sourcesinfo

Vendor: intel.com

Advisory: edk2-docs.gitbooks.io
Status: Not defined
Confirmation: 🔍

CVE: CVE-2018-12169 (🔍)
GCVE (CVE): GCVE-0-2018-12169
GCVE (VulDB): GCVE-100-124352
SecurityFocus: 105387 - Intel Bootgaurd CVE-2018-12169 Local Security Bypass Vulnerability

Entryinfo

Created: 09/22/2018 07:38
Updated: 03/26/2020 11:39
Changes: 09/22/2018 07:38 (58), 03/26/2020 11:39 (4)
Complete: 🔍
Cache ID: 216::103

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

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