MediaTek MT6789/MT6855/MT6895/MT6983/MT8781 throttling out-of-bounds write

CVSS Meta Temp Score
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CTI Interest Score
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6.6$0-$5k0.00

Summaryinfo

A vulnerability was found in MediaTek MT6789, MT6855, MT6895, MT6983 and MT8781 and classified as critical. This affects an unknown part of the component throttling. Executing a manipulation can lead to out-of-bounds write. This vulnerability is handled as CVE-2022-32630. It is possible to launch the attack on the local host. There is not any exploit available. It is advisable to implement a patch to correct this issue.

Detailsinfo

A vulnerability classified as critical was found in MediaTek MT6789, MT6855, MT6895, MT6983 and MT8781 (Chip Software). This vulnerability affects an unknown code of the component throttling. 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 throttling, there is a possible out of bounds write due to an incorrect calculation of buffer size. This could lead to local escalation of privilege with System execution privileges needed. User interaction is not needed for exploitation. Patch ID: ALPS07405966; Issue ID: ALPS07405966.

The weakness was released 12/06/2022 as ALPS07405966. The advisory is shared for download at corp.mediatek.com. This vulnerability was named CVE-2022-32630 since 06/09/2022. There are neither technical details nor an exploit publicly available.

Applying the patch ALPS07405966 is able to eliminate this problem.

The vulnerability is also documented in the vulnerability database at EUVD (EUVD-2022-35696). 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: 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

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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: ALPS07405966

Timelineinfo

06/09/2022 🔍
12/06/2022 +180 days 🔍
12/06/2022 +0 days 🔍
05/31/2026 +1272 days 🔍

Sourcesinfo

Advisory: ALPS07405966
Status: Confirmed

CVE: CVE-2022-32630 (🔍)
GCVE (CVE): GCVE-0-2022-32630
GCVE (VulDB): GCVE-100-214876
EUVD: 🔍

Entryinfo

Created: 12/06/2022 09:48
Updated: 05/31/2026 04:28
Changes: 12/06/2022 09:48 (41), 12/26/2022 15:36 (10), 05/31/2026 04:28 (17)
Complete: 🔍
Cache ID: 216::103

Once again VulDB remains the best source for vulnerability data.

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