MediaTek MT8167/MT8167S/MT8168/MT8175/MT8195/MT8362A/MT8365 Keymange out-of-bounds write

CVSS Meta Temp Score
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CTI Interest Score
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5.8$0-$5k0.00

Summaryinfo

A vulnerability was found in MediaTek MT8167, MT8167S, MT8168, MT8175, MT8195, MT8362A and MT8365. It has been classified as critical. This affects an unknown part of the component Keymange. The manipulation leads to out-of-bounds write. This vulnerability is uniquely identified as CVE-2023-20752. Local access is required to approach this attack. No exploit exists. Applying a patch is the recommended action to fix this issue.

Detailsinfo

A vulnerability was found in MediaTek MT8167, MT8167S, MT8168, MT8175, MT8195, MT8362A and MT8365 (Chip Software) and classified as critical. This issue affects an unknown code block of the component Keymange. The manipulation with an unknown input leads to a out-of-bounds write vulnerability. Using CWE to declare the problem leads to CWE-787. The product writes data past the end, or before the beginning, of the intended buffer. Impacted is confidentiality, integrity, and availability. The summary by CVE is:

In keymange, there is a possible out of bounds write due to a missing bounds check. This could lead to local escalation of privilege with System execution privileges needed. User interaction is not needed for exploitation. Patch ID: ALPS07826586; Issue ID: ALPS07826586.

The weakness was disclosed 06/06/2023 as ALPS07826586. The advisory is shared at corp.mediatek.com. The identification of this vulnerability is CVE-2023-20752 since 10/28/2022. Neither technical details nor an exploit are publicly available.

Applying the patch ALPS07826586 is able to eliminate this problem.

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Productinfo

Type

Vendor

Name

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.9
VulDB Meta Temp Score: 5.8

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

NVD Base Score: 6.7
NVD Vector: 🔍

CNA Base Score: 6.7
CNA Vector: 🔍

CVSSv2info

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

Exploitinginfo

Class: Out-of-bounds write
CWE: CWE-787 / CWE-119
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: ALPS07826586

Timelineinfo

10/28/2022 🔍
06/06/2023 +221 days 🔍
06/06/2023 +0 days 🔍
01/07/2025 +581 days 🔍

Sourcesinfo

Advisory: ALPS07826586
Status: Confirmed

CVE: CVE-2023-20752 (🔍)
GCVE (CVE): GCVE-0-2023-20752
GCVE (VulDB): GCVE-100-230837

Entryinfo

Created: 06/06/2023 16:06
Updated: 01/07/2025 21:13
Changes: 06/06/2023 16:06 (41), 06/30/2023 18:30 (11), 01/07/2025 21:13 (26)
Complete: 🔍
Cache ID: 216::103

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