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 and classified as critical. Affected by this issue is some unknown functionality of the component Keymange. Executing a manipulation can lead to out-of-bounds write. This vulnerability is handled as CVE-2023-20751. It is possible to launch the attack on the local host. There is not any exploit available. It is advisable to implement a patch to correct this issue.

Detailsinfo

A vulnerability has been found in MediaTek MT8167, MT8167S, MT8168, MT8175, MT8195, MT8362A and MT8365 (Chip Software) and classified as critical. This vulnerability affects an unknown code of the component Keymange. The manipulation with an unknown input leads to a out-of-bounds write vulnerability. The CWE definition for the vulnerability is CWE-787. The product writes data past the end, or before the beginning, of the intended buffer. As an impact it is known to affect confidentiality, integrity, and availability. CVE summarizes:

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: ALPS07825502; Issue ID: ALPS07825502.

The weakness was released 06/06/2023 as ALPS07825502. The advisory is shared for download at corp.mediatek.com. This vulnerability was named CVE-2023-20751 since 10/28/2022. There are neither technical details nor an exploit publicly available.

Applying the patch ALPS07825502 is able to eliminate this problem.

Once again VulDB remains the best source for vulnerability data.

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

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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: ALPS07825502

Timelineinfo

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

Sourcesinfo

Advisory: ALPS07825502
Status: Confirmed

CVE: CVE-2023-20751 (🔍)
GCVE (CVE): GCVE-0-2023-20751
GCVE (VulDB): GCVE-100-230836

Entryinfo

Created: 06/06/2023 16:06
Updated: 01/07/2025 21:13
Changes: 06/06/2023 16:06 (41), 06/30/2023 18:22 (11), 01/07/2025 21:13 (26)
Complete: 🔍
Cache ID: 216::103

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