MediaTek MT8797 ccci out-of-bounds write

CVSS Meta Temp Score
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CTI Interest Score
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6.5$0-$5k0.00

Summaryinfo

A vulnerability categorized as critical has been discovered in MediaTek MT6761, MT6765, MT6768, MT6779, MT6781, MT6785, MT6833, MT6853, MT6855, MT6873, MT6877, MT6879, MT6883, MT6885, MT6889, MT6893, MT6895, MT6983, MT8321, MT8385, MT8666, MT8675, MT8765, MT8766, MT8768, MT8786, MT8788, MT8789, MT8791 and MT8797. The affected element is an unknown function of the component ccci. Such manipulation leads to out-of-bounds write. This vulnerability is referenced as CVE-2022-32634. The attack can only be performed from a local environment. No exploit is available. Applying a patch is advised to resolve this issue.

Detailsinfo

A vulnerability was found in MediaTek MT6761, MT6765, MT6768, MT6779, MT6781, MT6785, MT6833, MT6853, MT6855, MT6873, MT6877, MT6879, MT6883, MT6885, MT6889, MT6893, MT6895, MT6983, MT8321, MT8385, MT8666, MT8675, MT8765, MT8766, MT8768, MT8786, MT8788, MT8789, MT8791 and MT8797 (Chip Software) and classified as critical. Affected by this issue is an unknown functionality of the component ccci. The manipulation with an unknown input leads to a out-of-bounds write vulnerability. Using CWE to declare the problem leads to CWE-787. The product writes data past the end, or before the beginning, of the intended buffer. Impacted is confidentiality, integrity, and availability. CVE summarizes:

In ccci, there is a possible out of bounds write due to improper input validation. This could lead to local escalation of privilege with System execution privileges needed. User interaction is not needed for exploitation. Patch ID: ALPS07138646; Issue ID: ALPS07138646.

The weakness was published 12/06/2022 as ALPS07138646. The advisory is shared for download at corp.mediatek.com. This vulnerability is handled as CVE-2022-32634 since 06/09/2022. There are neither technical details nor an exploit publicly available.

Applying the patch ALPS07138646 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: 6.7
VulDB Meta Temp Score: 6.6

VulDB Base Score: 6.7
VulDB Temp Score: 6.4
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: ALPS07138646

Timelineinfo

06/09/2022 🔍
12/06/2022 +180 days 🔍
12/06/2022 +0 days 🔍
12/26/2022 +20 days 🔍

Sourcesinfo

Advisory: ALPS07138646
Status: Confirmed

CVE: CVE-2022-32634 (🔍)
GCVE (CVE): GCVE-0-2022-32634
GCVE (VulDB): GCVE-100-214880

Entryinfo

Created: 12/06/2022 09:50
Updated: 12/26/2022 15:58
Changes: 12/06/2022 09:50 (41), 12/26/2022 15:58 (10)
Complete: 🔍
Cache ID: 216::103

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