VDB-162275 · CVE-2019-14558 · INTEL-SA-00356

Intel CPU BIOS Firmware denial of service

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.
5.4	$0-$5k	0.00

Summaryinfo

A vulnerability, which was classified as problematic, has been found in Intel CPU. This vulnerability affects unknown code of the component BIOS Firmware. The manipulation leads to denial of service. This vulnerability is referenced as CVE-2019-14558. The attack needs to be initiated within the local network. No exploit is available. It is advisable to upgrade the affected component.

Detailsinfo

A vulnerability was found in Intel CPU (Chip Software) (affected version unknown) and classified as problematic. This issue affects an unknown functionality of the component BIOS Firmware. The manipulation with an unknown input leads to a denial of service vulnerability. Using CWE to declare the problem leads to CWE-404. The product does not release or incorrectly releases a resource before it is made available for re-use. Impacted is confidentiality, integrity, and availability.

The weakness was published 09/08/2020 as INTEL-SA-00356. It is possible to read the advisory at intel.com. The identification of this vulnerability is CVE-2019-14558. The exploitation is known to be easy. The attack can only be done within the local network. The technical details are unknown and an exploit is not publicly available.

Upgrading eliminates this vulnerability.

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Productinfo

Type

Chip Software

Vendor

Intel

Name

License

commercial

Website

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

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.6
VulDB Meta Temp Score: 5.5

VulDB Base Score: 5.5
VulDB Temp Score: 5.3
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 5.7
NVD Vector: 🔍

CVSSv2info

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

Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Denial of service
CWE: CWE-404
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Partially

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: Upgrade
Status: 🔍

0-Day Time: 🔍

Timelineinfo

08/03/2019 🔍
09/08/2020 +402 days 🔍
10/05/2020 +27 days 🔍
11/16/2020 +42 days 🔍

Sourcesinfo

Vendor: intel.com

Advisory: INTEL-SA-00356
Status: Confirmed

CVE: CVE-2019-14558 (🔍)
GCVE (CVE): GCVE-0-2019-14558
GCVE (VulDB): GCVE-100-162275

Entryinfo

Created: 10/05/2020 21:59
Updated: 11/16/2020 13:59
Changes: 10/05/2020 21:59 (39), 11/15/2020 10:19 (4), 11/16/2020 13:57 (2), 11/16/2020 13:59 (14)
Complete: 🔍
Cache ID: 216::103