MediaTek MT8797 WLAN out-of-bounds

CVSS Meta Temp Score
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CTI Interest Score
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3.7$0-$5k0.00

Summaryinfo

A vulnerability was found in MediaTek MT6781, MT6789, MT6833, MT6835, MT6855, MT6877, MT6879, MT6886, MT6895, MT6983, MT6985, MT7663, MT7668, MT7902, MT7921, MT8167S, MT8168, MT8175, MT8185, MT8195, MT8362A, MT8365, MT8385, MT8395, MT8518, MT8532, MT8673, MT8675, MT8695, MT8766, MT8768, MT8781, MT8786, MT8788, MT8789, MT8791, MT8791T and MT8797 and classified as problematic. The affected element is an unknown function of the component WLAN. The manipulation results in out-of-bounds. This vulnerability was named CVE-2023-20728. The attack needs to be approached locally. There is no available exploit. Applying a patch is advised to resolve this issue.

Detailsinfo

A vulnerability, which was classified as problematic, was found in MediaTek MT6781, MT6789, MT6833, MT6835, MT6855, MT6877, MT6879, MT6886, MT6895, MT6983, MT6985, MT7663, MT7668, MT7902, MT7921, MT8167S, MT8168, MT8175, MT8185, MT8195, MT8362A, MT8365, MT8385, MT8395, MT8518, MT8532, MT8673, MT8675, MT8695, MT8766, MT8768, MT8781, MT8786, MT8788, MT8789, MT8791, MT8791T and MT8797 (Chip Software). Affected is an unknown code of the component WLAN. The manipulation with an unknown input leads to a out-of-bounds vulnerability. CWE is classifying the issue as CWE-125. The product reads data past the end, or before the beginning, of the intended buffer. This is going to have an impact on confidentiality. CVE summarizes:

In wlan, 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: ALPS07573603; Issue ID: ALPS07573603.

The weakness was presented 06/06/2023 as ALPS07573603. The advisory is shared for download at corp.mediatek.com. This vulnerability is traded as CVE-2023-20728 since 10/28/2022. There are neither technical details nor an exploit publicly available.

Applying the patch ALPS07573603 is able to eliminate this problem.

VulDB is the best source for vulnerability data and more expert information about this specific topic.

Productinfo

Type

Vendor

Name

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 3.7
VulDB Meta Temp Score: 3.7

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

NVD Base Score: 4.4
NVD Vector: 🔍

CNA Base Score: 4.4
CNA 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
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: ALPS07573603

Timelineinfo

10/28/2022 🔍
06/06/2023 +221 days 🔍
06/06/2023 +0 days 🔍
01/08/2025 +581 days 🔍

Sourcesinfo

Advisory: ALPS07573603
Status: Confirmed

CVE: CVE-2023-20728 (🔍)
GCVE (CVE): GCVE-0-2023-20728
GCVE (VulDB): GCVE-100-230808

Entryinfo

Created: 06/06/2023 15:59
Updated: 01/08/2025 00:09
Changes: 06/06/2023 15:59 (41), 06/30/2023 15:21 (11), 01/08/2025 00:09 (26)
Complete: 🔍
Cache ID: 216::103

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