MediaTek MT8365 Thermal use after free

CVSS Meta Temp Score
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CTI Interest Score
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5.2$0-$5k0.00

Summaryinfo

A vulnerability was found in MediaTek MT6739, MT6761, MT6765, MT6768, MT6771, MT6779, MT6781, MT6785, MT6833, MT6853, MT6873, MT6877, MT6883, MT8167, MT8167S, MT8168, MT8321, MT8362A and MT8365. It has been rated as problematic. Affected is an unknown function of the component Thermal. This manipulation causes use after free. This vulnerability is tracked as CVE-2023-20787. The attack is restricted to local execution. No exploit exists. It is suggested to install a patch to address this issue.

Detailsinfo

A vulnerability was found in MediaTek MT6739, MT6761, MT6765, MT6768, MT6771, MT6779, MT6781, MT6785, MT6833, MT6853, MT6873, MT6877, MT6883, MT8167, MT8167S, MT8168, MT8321, MT8362A and MT8365 (Chip Software). It has been declared as problematic. Affected by this vulnerability is an unknown function of the component Thermal. The manipulation with an unknown input leads to a use after free vulnerability. The CWE definition for the vulnerability is CWE-416. Referencing memory after it has been freed can cause a program to crash, use unexpected values, or execute code. As an impact it is known to affect confidentiality, integrity, and availability. The summary by CVE is:

In thermal, there is a possible use after free due to a race condition. This could lead to local escalation of privilege with System execution privileges needed. User interaction is not needed for exploitation. Patch ID: ALPS07648734; Issue ID: ALPS07648734.

The weakness was disclosed 08/07/2023 as ALPS07648734. The advisory is shared at corp.mediatek.com. This vulnerability is known as CVE-2023-20787 since 10/28/2022. Neither technical details nor an exploit are publicly available.

Applying the patch ALPS07648734 is able to eliminate this problem.

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Productinfo

Type

Vendor

Name

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.3
VulDB Meta Temp Score: 5.2

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

NVD Base Score: 6.4
NVD Vector: 🔍

CVSSv2info

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

Exploitinginfo

Class: Use after free
CWE: CWE-416 / 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: ALPS07648734

Timelineinfo

10/28/2022 🔍
08/07/2023 +283 days 🔍
08/07/2023 +0 days 🔍
08/30/2023 +23 days 🔍

Sourcesinfo

Advisory: ALPS07648734
Status: Confirmed

CVE: CVE-2023-20787 (🔍)
GCVE (CVE): GCVE-0-2023-20787
GCVE (VulDB): GCVE-100-236257

Entryinfo

Created: 08/07/2023 08:56
Updated: 08/30/2023 12:58
Changes: 08/07/2023 08:56 (40), 08/30/2023 12:58 (11)
Complete: 🔍
Cache ID: 216::103

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

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