MediaTek MT8798 Decoder out-of-bounds write

CVSS Meta Temp Score
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CTI Interest Score
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6.4$0-$5k0.00

Summaryinfo

A vulnerability has been found in MediaTek MT6580, MT6739, MT6761, MT6762, MT6765, MT6768, MT6781, MT6789, MT6833, MT6853, MT6855, MT6877, MT6879, MT6883, MT6885, MT6893, MT6895, MT6983, MT8167, MT8167S, MT8168, MT8175, MT8321, MT8362A, MT8365, MT8385, MT8765, MT8766, MT8768, MT8781, MT8786, MT8788, MT8789, MT8791T, MT8797 and MT8798 and classified as critical. Impacted is an unknown function of the component Decoder. Performing a manipulation results in out-of-bounds write. This vulnerability is cataloged as CVE-2023-32851. The attack must be initiated from a local position. There is no exploit available. Applying a patch is the recommended action to fix this issue.

Detailsinfo

A vulnerability was found in MediaTek MT6580, MT6739, MT6761, MT6762, MT6765, MT6768, MT6781, MT6789, MT6833, MT6853, MT6855, MT6877, MT6879, MT6883, MT6885, MT6893, MT6895, MT6983, MT8167, MT8167S, MT8168, MT8175, MT8321, MT8362A, MT8365, MT8385, MT8765, MT8766, MT8768, MT8781, MT8786, MT8788, MT8789, MT8791T, MT8797 and MT8798 (Chip Software). It has been classified as critical. This affects an unknown part of the component Decoder. The manipulation with an unknown input leads to a out-of-bounds write vulnerability. CWE is classifying the issue as CWE-787. The product writes data past the end, or before the beginning, of the intended buffer. This is going to have an impact on confidentiality, integrity, and availability. The summary by CVE is:

In decoder, there is a possible out of bounds write due to a missing bounds check. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is needed for exploitation. Patch ID: ALPS08016652; Issue ID: ALPS08016652.

The weakness was shared 12/04/2023 as ALPS08016652. The advisory is shared at corp.mediatek.com. This vulnerability is uniquely identified as CVE-2023-32851 since 05/16/2023. Neither technical details nor an exploit are publicly available.

Applying the patch ALPS08016652 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: 6.5
VulDB Meta Temp Score: 6.4

VulDB Base Score: 5.3
VulDB Temp Score: 5.1
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 7.8
NVD Vector: 🔍

CVSSv2info

AVACAuCIA
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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: Partially

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: ALPS08016652

Timelineinfo

05/16/2023 🔍
12/04/2023 +202 days 🔍
12/04/2023 +0 days 🔍
12/22/2023 +18 days 🔍

Sourcesinfo

Advisory: ALPS08016652
Status: Confirmed

CVE: CVE-2023-32851 (🔍)
GCVE (CVE): GCVE-0-2023-32851
GCVE (VulDB): GCVE-100-246669

Entryinfo

Created: 12/04/2023 07:32
Updated: 12/22/2023 10:48
Changes: 12/04/2023 07:32 (41), 12/22/2023 10:48 (11)
Complete: 🔍
Cache ID: 216::103

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