MediaTek MT8797 Wi-Fi out-of-bounds write

CVSS Meta Temp Score
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CTI Interest Score
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6.6$0-$5k0.00

Summaryinfo

A vulnerability was found in MediaTek MT6580, MT6739, MT6761, MT6765, MT6768, MT6771, MT6779, MT6781, MT6785, MT6789, MT6833, MT6853, MT6873, MT6877, MT6879, MT6883, MT6895, MT6983, MT8168, MT8365, MT8385, MT8666, MT8667, MT8675, MT8766, MT8768, MT8781, MT8786, MT8788, MT8789, MT8791 and MT8797. It has been classified as critical. This vulnerability affects unknown code of the component Wi-Fi. The manipulation leads to out-of-bounds write. This vulnerability is uniquely identified as CVE-2022-32631. 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, which was classified as critical, has been found in MediaTek MT6580, MT6739, MT6761, MT6765, MT6768, MT6771, MT6779, MT6781, MT6785, MT6789, MT6833, MT6853, MT6873, MT6877, MT6879, MT6883, MT6895, MT6983, MT8168, MT8365, MT8385, MT8666, MT8667, MT8675, MT8766, MT8768, MT8781, MT8786, MT8788, MT8789, MT8791 and MT8797 (Chip Software). This issue affects an unknown code block of the component Wi-Fi. 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 Wi-Fi, 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: ALPS07453613; Issue ID: ALPS07453613.

The weakness was disclosed 12/06/2022 as ALPS07453613. The advisory is shared at corp.mediatek.com. The identification of this vulnerability is CVE-2022-32631 since 06/09/2022. Neither technical details nor an exploit are publicly available.

Applying the patch ALPS07453613 is able to eliminate this problem.

The vulnerability is also documented in the vulnerability database at EUVD (EUVD-2022-35697). If you want to get the best quality for vulnerability data then you always have to consider VulDB.

Productinfo

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Vendor

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License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.7
VulDB Meta Temp Score: 6.6

VulDB Base Score: 6.7
VulDB Temp Score: 6.4
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 6.7
NVD 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: ALPS07453613

Timelineinfo

06/09/2022 🔍
12/06/2022 +180 days 🔍
12/06/2022 +0 days 🔍
05/31/2026 +1272 days 🔍

Sourcesinfo

Advisory: ALPS07453613
Status: Confirmed

CVE: CVE-2022-32631 (🔍)
GCVE (CVE): GCVE-0-2022-32631
GCVE (VulDB): GCVE-100-214877
EUVD: 🔍

Entryinfo

Created: 12/06/2022 09:48
Updated: 05/31/2026 04:28
Changes: 12/06/2022 09:48 (41), 12/26/2022 15:41 (10), 05/31/2026 04:28 (17)
Complete: 🔍
Cache ID: 216::103

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