MediaTek MT8797 apusys memory corruption

CVSS Meta Temp Score
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CTI Interest Score
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5.9$0-$5k0.00

Summaryinfo

A vulnerability described as critical has been identified in MediaTek MT6853, MT6853T, MT6873, MT6875, MT6877, MT6883, MT6885, MT6889, MT6891, MT6893, MT8195, MT8791 and MT8797. This issue affects some unknown processing of the component apusys. Executing a manipulation can lead to memory corruption. This vulnerability is tracked as CVE-2021-0671. The attack is restricted to local execution. No exploit exists. It is best practice to apply a patch to resolve this issue.

Detailsinfo

A vulnerability was found in MediaTek MT6853, MT6853T, MT6873, MT6875, MT6877, MT6883, MT6885, MT6889, MT6891, MT6893, MT8195, MT8791 and MT8797. It has been declared as critical. This vulnerability affects an unknown code block of the component apusys. The manipulation with an unknown input leads to a memory corruption vulnerability. The CWE definition for the vulnerability is CWE-119. The product performs operations on a memory buffer, but it can read from or write to a memory location that is outside of the intended boundary of the buffer. As an impact it is known to affect confidentiality, integrity, and availability.

The weakness was disclosed 11/19/2021. The advisory is available at corp.mediatek.com. This vulnerability was named CVE-2021-0671 since 11/06/2020. The technical details are unknown and an exploit is not available.

Applying a patch is able to eliminate this problem.

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Productinfo

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Vendor

Name

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.0
VulDB Meta Temp Score: 5.9

VulDB Base Score: 5.3
VulDB Temp Score: 5.1
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: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Memory corruption
CWE: 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: 🔍

Timelineinfo

11/06/2020 🔍
11/19/2021 +378 days 🔍
11/19/2021 +0 days 🔍
11/22/2021 +3 days 🔍

Sourcesinfo

Advisory: corp.mediatek.com
Status: Confirmed

CVE: CVE-2021-0671 (🔍)
GCVE (CVE): GCVE-0-2021-0671
GCVE (VulDB): GCVE-100-186982

Entryinfo

Created: 11/19/2021 09:53
Updated: 11/22/2021 15:18
Changes: 11/19/2021 09:53 (37), 11/22/2021 15:12 (1), 11/22/2021 15:18 (18)
Complete: 🔍
Cache ID: 216::103

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