MediaTek MT8797 apusys integer overflow

CVSS Meta Temp Score
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CTI Interest Score
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5.3$0-$5k0.00

Summaryinfo

A vulnerability was found in MediaTek MT6873, MT6875, MT6877, MT6883, MT6885, MT6889, MT6891, MT6893, MT8195, MT8791 and MT8797 and classified as critical. This affects an unknown part of the component apusys. Such manipulation leads to integer overflow. This vulnerability is documented as CVE-2021-0901. The attack needs to be performed locally. There is not any exploit available. Applying a patch is advised to resolve this issue.

Detailsinfo

A vulnerability, which was classified as critical, has been found in MediaTek MT6873, MT6875, MT6877, MT6883, MT6885, MT6889, MT6891, MT6893, MT8195, MT8791 and MT8797. Affected by this issue is an unknown code of the component apusys. The manipulation with an unknown input leads to a integer overflow vulnerability. Using CWE to declare the problem leads to CWE-190. The product performs a calculation that can produce an integer overflow or wraparound, when the logic assumes that the resulting value will always be larger than the original value. This can introduce other weaknesses when the calculation is used for resource management or execution control. Impacted is confidentiality, integrity, and availability.

The weakness was released 12/17/2021. The advisory is shared for download at corp.mediatek.com. This vulnerability is handled as CVE-2021-0901 since 11/06/2020. There are neither technical details nor an exploit publicly available.

Applying a patch is able to eliminate this problem.

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Productinfo

Type

Vendor

Name

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.4
VulDB Meta Temp Score: 5.3

VulDB Base Score: 4.2
VulDB Temp Score: 4.0
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: Integer overflow
CWE: CWE-190 / CWE-189
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 🔍
12/17/2021 +406 days 🔍
12/17/2021 +0 days 🔍
12/24/2021 +7 days 🔍

Sourcesinfo

Advisory: corp.mediatek.com
Status: Confirmed

CVE: CVE-2021-0901 (🔍)
GCVE (CVE): GCVE-0-2021-0901
GCVE (VulDB): GCVE-100-188696

Entryinfo

Created: 12/17/2021 22:43
Updated: 12/24/2021 12:43
Changes: 12/17/2021 22:43 (37), 12/24/2021 12:35 (1), 12/24/2021 12:43 (18)
Complete: 🔍
Cache ID: 216::103

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