MediaTek MT8791 watchdog out-of-bounds

CVSS Meta Temp Score
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CTI Interest Score
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3.3$0-$5k0.00

Summaryinfo

A vulnerability described as problematic has been identified in MediaTek MT6739, MT6768, MT6771, MT6781, MT6785, MT6833, MT6853, MT6873, MT6877, MT8167, MT8167S, MT8362A, MT8385, MT8518S, MT8532, MT8765, MT8786 and MT8791. This issue affects some unknown processing of the component watchdog. The manipulation results in out-of-bounds. This vulnerability is known as CVE-2022-32639. Attacking locally is a requirement. No exploit is available. Applying a patch is advised to resolve this issue.

Detailsinfo

A vulnerability was found in MediaTek MT6739, MT6768, MT6771, MT6781, MT6785, MT6833, MT6853, MT6873, MT6877, MT8167, MT8167S, MT8362A, MT8385, MT8518S, MT8532, MT8765, MT8786 and MT8791 (Chip Software). It has been classified as problematic. Affected is an unknown code block of the component watchdog. The manipulation with an unknown input leads to a out-of-bounds vulnerability. CWE is classifying the issue as CWE-125. The product reads data past the end, or before the beginning, of the intended buffer. This is going to have an impact on confidentiality. CVE summarizes:

In watchdog, there is a possible out of bounds read 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: ALPS07494487; Issue ID: ALPS07494487.

The weakness was published 01/04/2023 as ALPS07494487. The advisory is shared for download at corp.mediatek.com. This vulnerability is traded as CVE-2022-32639 since 06/09/2022. There are neither technical details nor an exploit publicly available.

Applying the patch ALPS07494487 is able to eliminate this problem.

The vulnerability is also documented in the vulnerability database at EUVD (EUVD-2022-35705). VulDB is the best source for vulnerability data and more expert information about this specific topic.

Productinfo

Type

Vendor

Name

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 3.3
VulDB Meta Temp Score: 3.3

VulDB Base Score: 2.3
VulDB Temp Score: 2.2
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 4.4
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
CWE: CWE-125 / 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: ALPS07494487

Timelineinfo

06/09/2022 🔍
01/04/2023 +209 days 🔍
01/04/2023 +0 days 🔍
05/31/2026 +1243 days 🔍

Sourcesinfo

Advisory: ALPS07494487
Status: Confirmed

CVE: CVE-2022-32639 (🔍)
GCVE (CVE): GCVE-0-2022-32639
GCVE (VulDB): GCVE-100-217320
EUVD: 🔍

Entryinfo

Created: 01/04/2023 09:36
Updated: 05/31/2026 07:15
Changes: 01/04/2023 09:36 (41), 01/27/2023 15:59 (11), 05/31/2026 07:15 (16)
Complete: 🔍
Cache ID: 216::103

VulDB is the best source for vulnerability data and more expert information about this specific topic.

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