MediaTek MT6855/MT6879/MT6895/MT6983 EMI MPU out-of-bounds

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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2.2$0-$5k0.00

Summaryinfo

A vulnerability described as problematic has been identified in MediaTek MT6855, MT6879, MT6895 and MT6983. This vulnerability affects unknown code of the component EMI MPU. Such manipulation leads to out-of-bounds. This vulnerability is documented as CVE-2022-26436. The attack needs to be performed locally. There is not any exploit available. It is best practice to apply a patch to resolve this issue.

Detailsinfo

A vulnerability was found in MediaTek MT6855, MT6879, MT6895 and MT6983 (Chip Software) (unknown version). It has been rated as problematic. Affected by this issue is an unknown code block of the component EMI MPU. The manipulation with an unknown input leads to a out-of-bounds vulnerability. Using CWE to declare the problem leads to CWE-125. The product reads data past the end, or before the beginning, of the intended buffer. Impacted is confidentiality. CVE summarizes:

In emi mpu, there is a possible out of bounds read due to a missing bounds check. This could lead to local information disclosure with System execution privileges needed. User interaction is not needed for exploitation. Patch ID: ALPS07023666; Issue ID: ALPS07023666.

The weakness was released 08/01/2022 as ALPS07023666. The advisory is available at corp.mediatek.com. This vulnerability is handled as CVE-2022-26436 since 03/04/2022. The technical details are unknown and an exploit is not available.

Applying the patch ALPS07023666 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: 2.3
VulDB Meta Temp Score: 2.2

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

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: ALPS07023666

Timelineinfo

03/04/2022 🔍
08/01/2022 +149 days 🔍
08/01/2022 +0 days 🔍
08/01/2022 +0 days 🔍

Sourcesinfo

Advisory: ALPS07023666
Status: Confirmed

CVE: CVE-2022-26436 (🔍)
GCVE (CVE): GCVE-0-2022-26436
GCVE (VulDB): GCVE-100-205406

Entryinfo

Created: 08/01/2022 19:44
Changes: 08/01/2022 19:44 (41)
Complete: 🔍
Cache ID: 216::103

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