MediaTek MT8798 atf spm privileges management

CVSS Meta Temp Score
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CTI Interest Score
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4.0$0-$5k0.00

Summaryinfo

A vulnerability labeled as critical has been found in MediaTek MT6768, MT6781, MT6785, MT6833, MT6853, MT6873, MT6877, MT6885, MT6893, MT8168, MT8183, MT8188, MT8188T, MT8195, MT8195Z, MT8321, MT8362A, MT8365, MT8385, MT8666, MT8666A, MT8666B, MT8667, MT8673, MT8675, MT8676, MT8678, MT8765, MT8766, MT8766Z, MT8768, MT8768A, MT8768B, MT8768T, MT8768Z, MT8781, MT8786, MT8788, MT8788T, MT8788X, MT8788Z, MT8792, MT8795T, MT8796 and MT8798. Affected by this issue is some unknown functionality of the component atf spm. The manipulation results in privileges management. This vulnerability is cataloged as CVE-2024-20021. The attack must be initiated from a local position. There is no exploit available. A patch should be applied to remediate this issue.

Detailsinfo

A vulnerability, which was classified as critical, was found in MediaTek MT6768, MT6781, MT6785, MT6833, MT6853, MT6873, MT6877, MT6885, MT6893, MT8168, MT8183, MT8188, MT8188T, MT8195, MT8195Z, MT8321, MT8362A, MT8365, MT8385, MT8666, MT8666A, MT8666B, MT8667, MT8673, MT8675, MT8676, MT8678, MT8765, MT8766, MT8766Z, MT8768, MT8768A, MT8768B, MT8768T, MT8768Z, MT8781, MT8786, MT8788, MT8788T, MT8788X, MT8788Z, MT8792, MT8795T, MT8796 and MT8798. Affected is an unknown part of the component atf spm. The manipulation with an unknown input leads to a privileges management vulnerability. CWE is classifying the issue as CWE-269. The product does not properly assign, modify, track, or check privileges for an actor, creating an unintended sphere of control for that actor. This is going to have an impact on confidentiality, integrity, and availability. CVE summarizes:

In atf spm, there is a possible way to remap physical memory to virtual memory due to a logic error. This could lead to local escalation of privilege with System execution privileges needed. User interaction is not needed for exploitation. Patch ID: ALPS08584568; Issue ID: MSV-1249.

The advisory is available at corp.mediatek.com. This vulnerability is traded as CVE-2024-20021 since 11/02/2023. The exploitability is told to be easy. Local access is required to approach this attack. Additional levels of successful authentication are needed for exploitation. The technical details are unknown and an exploit is not available. This vulnerability is assigned to T1068 by the MITRE ATT&CK project.

Applying the patch ALPS08584568 is able to eliminate this problem.

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

Productinfo

Type

Vendor

Name

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 4.2
VulDB Meta Temp Score: 4.0

VulDB Base Score: 4.2
VulDB Temp Score: 4.0
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

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

Exploitinginfo

Class: Privileges management
CWE: CWE-269 / 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: Patch
Status: 🔍

0-Day Time: 🔍

Patch: ALPS08584568

Timelineinfo

11/02/2023 🔍
05/06/2024 +185 days 🔍
05/06/2024 +0 days 🔍
05/06/2024 +0 days 🔍

Sourcesinfo

Advisory: ALPS08584568
Status: Confirmed

CVE: CVE-2024-20021 (🔍)
GCVE (CVE): GCVE-0-2024-20021
GCVE (VulDB): GCVE-100-263154

Entryinfo

Created: 05/06/2024 06:48
Changes: 05/06/2024 06:48 (55)
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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