MediaTek MT6893 apusys out-of-bounds write

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 MT6853T, MT6873, MT6875, MT6877, MT6883, MT6885, MT6889, MT6891 and MT6893 and classified as critical. This impacts an unknown function of the component apusys. Executing a manipulation can lead to out-of-bounds write. This vulnerability is registered as CVE-2022-26448. The attack needs to be launched locally. No exploit is available. It is best practice to apply a patch to resolve this issue.

Detailsinfo

A vulnerability has been found in MediaTek MT6853T, MT6873, MT6875, MT6877, MT6883, MT6885, MT6889, MT6891 and MT6893 (Chip Software) and classified as critical. This vulnerability affects an unknown code of the component apusys. The manipulation with an unknown input leads to a out-of-bounds write vulnerability. The CWE definition for the vulnerability is CWE-787. The product writes data past the end, or before the beginning, of the intended buffer. As an impact it is known to affect confidentiality, integrity, and availability. CVE summarizes:

In apusys, there is a possible out of bounds write 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: ALPS07063849; Issue ID: ALPS07063849.

The weakness was published 09/07/2022 as ALPS07063849. The advisory is available at corp.mediatek.com. This vulnerability was named CVE-2022-26448 since 03/04/2022. The technical details are unknown and an exploit is not available.

Applying the patch ALPS07063849 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: 🔍

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: ALPS07063849

Timelineinfo

03/04/2022 🔍
09/07/2022 +186 days 🔍
09/07/2022 +0 days 🔍
10/14/2022 +37 days 🔍

Sourcesinfo

Advisory: ALPS07063849
Status: Confirmed

CVE: CVE-2022-26448 (🔍)
GCVE (CVE): GCVE-0-2022-26448
GCVE (VulDB): GCVE-100-208030

Entryinfo

Created: 09/07/2022 17:02
Updated: 10/14/2022 08:20
Changes: 09/07/2022 17:02 (41), 10/14/2022 08:20 (11)
Complete: 🔍
Cache ID: 216::103

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