Intel CPU BIOS Firmware toctou

CVSS Meta Temp Score
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Current Exploit Price (≈)
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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.
5.5$0-$5k0.00

Summaryinfo

A vulnerability categorized as problematic has been discovered in Intel CPU. Impacted is an unknown function of the component BIOS Firmware Handler. The manipulation results in toctou. This vulnerability is identified as CVE-2023-32282. The attack is only possible with local access. There is not any exploit available.

Detailsinfo

A vulnerability was found in Intel CPU (affected version unknown). It has been classified as problematic. Affected is an unknown functionality of the component BIOS Firmware Handler. The manipulation with an unknown input leads to a toctou vulnerability. CWE is classifying the issue as CWE-367. The product checks the state of a resource before using that resource, but the resource's state can change between the check and the use in a way that invalidates the results of the check. This can cause the product to perform invalid actions when the resource is in an unexpected state. This is going to have an impact on confidentiality, integrity, and availability. CVE summarizes:

Race condition in BIOS firmware for some Intel(R) Processors may allow a privileged user to potentially enable escalation of privilege via local access.

The advisory is available at intel.com. This vulnerability is traded as CVE-2023-32282 since 05/11/2023. The exploitability is told to be difficult. Local access is required to approach this attack. The exploitation needs additional levels of successful authentication. The technical details are unknown and an exploit is not available.

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

If you want to get best quality of vulnerability data, you may have to visit VulDB.

Productinfo

Type

Vendor

Name

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

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

VulDB Base Score: 3.9
VulDB Temp Score: 3.9
VulDB Vector: 🔍
VulDB Reliability: 🔍

CNA Base Score: 7.2
CNA Vector (Intel Corporation): 🔍

CVSSv2info

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

Exploitinginfo

Class: Toctou
CWE: CWE-367 / CWE-362
CAPEC: 🔍
ATT&CK: 🔍

Physical: Partially
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

05/11/2023 🔍
03/14/2024 +308 days 🔍
03/14/2024 +0 days 🔍
03/14/2024 +0 days 🔍

Sourcesinfo

Vendor: intel.com

Advisory: intel-sa-00929
Status: Confirmed

CVE: CVE-2023-32282 (🔍)
GCVE (CVE): GCVE-0-2023-32282
GCVE (VulDB): GCVE-100-256866

Entryinfo

Created: 03/14/2024 21:13
Changes: 03/14/2024 21:13 (48)
Complete: 🔍
Cache ID: 216::103

If you want to get best quality of vulnerability data, you may have to visit VulDB.

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