CompuLab Intense PC/MintBox 2 Capsule Signature Validator input validation

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

Summaryinfo

A vulnerability, which was classified as problematic, has been found in CompuLab Intense PC and MintBox 2. This affects an unknown part of the component Capsule Signature Validator. Performing a manipulation results in input validation. This vulnerability is cataloged as CVE-2017-9457. The attack must be initiated from a local position. There is no exploit available.

Detailsinfo

A vulnerability was found in CompuLab Intense PC and MintBox 2 (affected version unknown). It has been classified as critical. This affects an unknown functionality of the component Capsule Signature Validator. The manipulation with an unknown input leads to a input validation vulnerability. CWE is classifying the issue as CWE-20. The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly. This is going to have an impact on confidentiality, integrity, and availability. The summary by CVE is:

Intense PC Phoenix SecureCore UEFI firmware does not perform capsule signature validation before upgrading the system firmware. The absence of signature validation allows an attacker with administrator privileges to flash a modified UEFI BIOS.

The bug was discovered 07/22/2017. The weakness was shared 07/22/2017 by Hal Martin as CVE-2017-9457 CompuLab Intense PC lacks firmware signature validation as confirmed mailinglist post (Full-Disclosure). The advisory is shared at seclists.org. This vulnerability is uniquely identified as CVE-2017-9457 since 06/06/2017. An attack has to be approached locally. The successful exploitation needs a authentication. It demands that the victim is doing some kind of user interaction. Neither technical details nor an exploit are publicly available.

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

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Productinfo

Vendor

Name

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

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

VulDB Base Score: 7.3
VulDB Temp Score: 7.3
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 6.7
NVD Vector: 🔍

CVSSv2info

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

NVD Base Score: 🔍

Exploitinginfo

Class: Input validation
CWE: CWE-20
CAPEC: 🔍
ATT&CK: 🔍

Physical: Partially
Local: Yes
Remote: Partially

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

06/06/2017 🔍
07/22/2017 +46 days 🔍
07/22/2017 +0 days 🔍
07/25/2017 +3 days 🔍
07/25/2017 +0 days 🔍
11/01/2019 +829 days 🔍

Sourcesinfo

Advisory: CVE-2017-9457 CompuLab Intense PC lacks firmware signature validation
Researcher: Hal Martin
Status: Confirmed

CVE: CVE-2017-9457 (🔍)
GCVE (CVE): GCVE-0-2017-9457
GCVE (VulDB): GCVE-100-104469

Entryinfo

Created: 07/25/2017 19:46
Updated: 11/01/2019 08:19
Changes: 07/25/2017 19:46 (57), 11/01/2019 08:19 (2)
Complete: 🔍
Cache ID: 216::103

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