FreeBSD Speculative Execution initialization

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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5.4$0-$5k0.00

Summaryinfo

A vulnerability marked as critical has been reported in FreeBSD. This issue affects some unknown processing of the component Speculative Execution. Performing a manipulation results in initialization. This vulnerability is known as CVE-2023-5370. Remote exploitation of the attack is possible. No exploit is available. It is suggested to upgrade the affected component.

Detailsinfo

A vulnerability classified as critical has been found in FreeBSD (Operating System) (the affected version is unknown). This affects an unknown code of the component Speculative Execution. The manipulation with an unknown input leads to a initialization vulnerability. CWE is classifying the issue as CWE-665. The product does not initialize or incorrectly initializes a resource, which might leave the resource in an unexpected state when it is accessed or used. This is going to have an impact on confidentiality, integrity, and availability. The summary by CVE is:

On CPU 0 the check for the SMCCC workaround is called before SMCCC support has been initialized. This resulted in no speculative execution workarounds being installed on CPU 0.

The weakness was published 10/04/2023. The advisory is shared at security.FreeBSD.org. This vulnerability is uniquely identified as CVE-2023-5370 since 10/03/2023. Neither technical details nor an exploit are publicly available.

Upgrading eliminates this vulnerability.

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Productinfo

Type

Name

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.6
VulDB Meta Temp Score: 5.4

VulDB Base Score: 5.6
VulDB Temp Score: 5.4
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 5.5
NVD Vector: 🔍

CVSSv2info

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

Exploitinginfo

Class: Initialization
CWE: CWE-665
CAPEC: 🔍
ATT&CK: 🔍

Physical: Partially
Local: Yes
Remote: Yes

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: Upgrade
Status: 🔍

0-Day Time: 🔍

Timelineinfo

10/03/2023 🔍
10/04/2023 +1 days 🔍
10/04/2023 +0 days 🔍
10/25/2023 +21 days 🔍

Sourcesinfo

Product: freebsd.org

Advisory: security.FreeBSD.org
Status: Confirmed

CVE: CVE-2023-5370 (🔍)
GCVE (CVE): GCVE-0-2023-5370
GCVE (VulDB): GCVE-100-241245

Entryinfo

Created: 10/04/2023 08:29
Updated: 10/25/2023 12:25
Changes: 10/04/2023 08:29 (38), 10/25/2023 12:25 (9)
Complete: 🔍
Cache ID: 216::103

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