MediaTek MT8797 WLAN Driver 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 MT6781, MT6833, MT6853, MT6853T, MT6855, MT6873, MT6875, MT6877, MT6879, MT6883, MT6885, MT6886, MT6889, MT6891, MT6893, MT6895, MT6983, MT6985, MT6990, MT8168, MT8365, MT8673, MT8766, MT8768, MT8781, MT8786, MT8789, MT8791T and MT8797. It has been rated as critical. Affected by this issue is some unknown functionality of the component WLAN Driver. The manipulation leads to out-of-bounds write. This vulnerability is traded as CVE-2023-32806. An attack has to be approached locally. There is no exploit available. It is recommended to apply a patch to fix this issue.

Detailsinfo

A vulnerability was found in MediaTek MT6781, MT6833, MT6853, MT6853T, MT6855, MT6873, MT6875, MT6877, MT6879, MT6883, MT6885, MT6886, MT6889, MT6891, MT6893, MT6895, MT6983, MT6985, MT6990, MT8168, MT8365, MT8673, MT8766, MT8768, MT8781, MT8786, MT8789, MT8791T and MT8797 (Chip Software). It has been rated as critical. This issue affects an unknown function of the component WLAN Driver. 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 wlan driver, there is a possible out of bounds write due to improper input validation. This could lead to local escalation of privilege with System execution privileges needed. User interaction is not needed for exploitation. Patch ID: ALPS07441589; Issue ID: ALPS07441589.

The weakness was shared 09/04/2023 as ALPS07441589. It is possible to read the advisory at corp.mediatek.com. The identification of this vulnerability is CVE-2023-32806 since 05/16/2023. The technical details are unknown and an exploit is not publicly available.

Applying the patch ALPS07441589 is able to eliminate this problem.

Be aware that VulDB is the high quality source for vulnerability data.

Productinfo

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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: ALPS07441589

Timelineinfo

05/16/2023 🔍
09/04/2023 +111 days 🔍
09/04/2023 +0 days 🔍
10/22/2024 +414 days 🔍

Sourcesinfo

Advisory: ALPS07441589
Status: Confirmed

CVE: CVE-2023-32806 (🔍)
GCVE (CVE): GCVE-0-2023-32806
GCVE (VulDB): GCVE-100-238679

Entryinfo

Created: 09/04/2023 07:22
Updated: 10/22/2024 06:56
Changes: 09/04/2023 07:22 (41), 09/30/2023 08:50 (11), 10/22/2024 06:56 (27)
Complete: 🔍
Cache ID: 216::103

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