Samsung Smart Phone IOMMU access control

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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6.8$0-$5k0.00

Summaryinfo

A vulnerability was found in Samsung Smart Phone. It has been rated as critical. Affected by this vulnerability is an unknown functionality of the component IOMMU. The manipulation leads to access control. This vulnerability is uniquely identified as CVE-2022-39854. Local access is required to approach this attack. No exploit exists. Upgrading the affected component is advised.

Detailsinfo

A vulnerability, which was classified as critical, has been found in Samsung Smart Phone (Smartphone Operating System) (version unknown). This issue affects an unknown function of the component IOMMU. The manipulation with an unknown input leads to a access control vulnerability. Using CWE to declare the problem leads to CWE-284. The product does not restrict or incorrectly restricts access to a resource from an unauthorized actor. Impacted is confidentiality, integrity, and availability. The summary by CVE is:

Improper protection in IOMMU prior to SMR Oct-2022 Release 1 allows unauthorized access to secure memory.

The weakness was disclosed 10/07/2022. It is possible to read the advisory at security.samsungmobile.com. The identification of this vulnerability is CVE-2022-39854 since 09/05/2022. The technical details are unknown and an exploit is not publicly available. The attack technique deployed by this issue is T1068 according to MITRE ATT&CK.

Upgrading eliminates this vulnerability.

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Productinfo

Type

Vendor

Name

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.9
VulDB Meta Temp Score: 6.8

VulDB Base Score: 6.4
VulDB Temp Score: 6.1
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 7.8
NVD Vector: 🔍

CNA Base Score: 6.4
CNA Vector (Samsung Mobile): 🔍

CVSSv2info

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

Exploitinginfo

Class: Access control
CWE: CWE-284 / CWE-266
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: Upgrade
Status: 🔍

0-Day Time: 🔍

Timelineinfo

09/05/2022 🔍
10/07/2022 +32 days 🔍
10/07/2022 +0 days 🔍
10/31/2022 +24 days 🔍

Sourcesinfo

Vendor: samsung.com

Advisory: security.samsungmobile.com
Status: Confirmed

CVE: CVE-2022-39854 (🔍)
GCVE (CVE): GCVE-0-2022-39854
GCVE (VulDB): GCVE-100-210287

Entryinfo

Created: 10/07/2022 21:31
Updated: 10/31/2022 08:46
Changes: 10/07/2022 21:31 (49), 10/31/2022 08:46 (11)
Complete: 🔍
Cache ID: 216::103

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