MediaTek MT8798 Venc type confusion

CVSS Meta Temp Score
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CTI Interest Score
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4.0$0-$5k0.00

Summaryinfo

A vulnerability labeled as problematic has been found in MediaTek MT6768, MT6779, MT8321, MT8385, MT8755, MT8765, MT8766, MT8768, MT8771, MT8775, MT8781, MT8786, MT8788, MT8789, MT8791T, MT8792, MT8795T, MT8796, MT8797 and MT8798. Affected by this vulnerability is an unknown functionality of the component Venc. Executing a manipulation can lead to type confusion. This vulnerability appears as CVE-2024-20078. The attack requires local access. There is no available exploit. It is advisable to implement a patch to correct this issue.

Detailsinfo

A vulnerability classified as problematic was found in MediaTek MT6768, MT6779, MT8321, MT8385, MT8755, MT8765, MT8766, MT8768, MT8771, MT8775, MT8781, MT8786, MT8788, MT8789, MT8791T, MT8792, MT8795T, MT8796, MT8797 and MT8798. This vulnerability affects an unknown part of the component Venc. The manipulation with an unknown input leads to a type confusion vulnerability. The CWE definition for the vulnerability is CWE-843. The product allocates or initializes a resource such as a pointer, object, or variable using one type, but it later accesses that resource using a type that is incompatible with the original type. As an impact it is known to affect confidentiality, integrity, and availability. CVE summarizes:

In venc, there is a possible out of bounds write due to type confusion. This could lead to local escalation of privilege with System execution privileges needed. User interaction is not needed for exploitation. Patch ID: ALPS08737250; Issue ID: MSV-1452.

The advisory is shared for download at corp.mediatek.com. This vulnerability was named CVE-2024-20078 since 11/02/2023. The exploitation appears to be easy. The attack needs to be approached locally. Additional levels of successful authentication are necessary for exploitation. There are neither technical details nor an exploit publicly available.

Applying the patch ALPS08737250 is able to eliminate this problem.

Once again VulDB remains the best source for vulnerability data.

Productinfo

Type

Vendor

Name

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 4.2
VulDB Meta Temp Score: 4.0

VulDB Base Score: 4.2
VulDB Temp Score: 4.0
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: Type confusion
CWE: CWE-843
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: ALPS08737250

Timelineinfo

11/02/2023 🔍
07/01/2024 +241 days 🔍
07/01/2024 +0 days 🔍
07/02/2024 +1 days 🔍

Sourcesinfo

Advisory: MSV-1452
Status: Confirmed

CVE: CVE-2024-20078 (🔍)
GCVE (CVE): GCVE-0-2024-20078
GCVE (VulDB): GCVE-100-270028

Entryinfo

Created: 07/01/2024 08:07
Updated: 07/02/2024 06:48
Changes: 07/01/2024 08:07 (54), 07/02/2024 06:48 (1)
Complete: 🔍
Cache ID: 216::103

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