MediaTek MT6985 WLAN Service out-of-bounds write

CVSS Meta Temp Score
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CTI Interest Score
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5.8$0-$5k0.00

A vulnerability classified as critical has been found in MediaTek MT6580, MT6739, MT6761, MT6765, MT6768, MT6779, MT6781, MT6833, MT6853, MT6853T, MT6855, MT6873, MT6875, MT6877, MT6879, MT6883, MT6885, MT6886, MT6889, MT6891, MT6893, MT6895, MT6983 and MT6985 (Chip Software). This affects some unknown processing of the component WLAN Service. 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 wlan service, 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: ALPS07453587; Issue ID: ALPS07453587.

The weakness was disclosed 08/07/2023 as ALPS07453587. The advisory is shared at corp.mediatek.com. This vulnerability is uniquely identified as CVE-2023-20815 since 10/28/2022. Neither technical details nor an exploit are publicly available.

Applying the patch ALPS07453587 is able to eliminate this problem.

Productinfo

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CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB CVSS-B Score: 🔍
VulDB CVSS-BT Score: 🔍
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.9
VulDB Meta Temp Score: 5.8

VulDB Base Score: 4.2
VulDB Temp Score: 4.0
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 6.7
NVD Vector: 🔍

CNA Base Score: 6.7
CNA 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: 🔍

Local: Yes
Remote: No

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Threat Intelligenceinfo

Interest: 🔍
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Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Patch
Status: 🔍

0-Day Time: 🔍

Patch: ALPS07453587

Timelineinfo

10/28/2022 🔍
08/07/2023 +283 days 🔍
08/07/2023 +0 days 🔍
10/23/2024 +443 days 🔍

Sourcesinfo

Advisory: ALPS07453587
Status: Confirmed

CVE: CVE-2023-20815 (🔍)

Entryinfo

Created: 08/07/2023 09:06 AM
Updated: 10/23/2024 04:53 AM
Changes: 08/07/2023 09:06 AM (41), 08/30/2023 02:21 PM (11), 10/23/2024 04:53 AM (26)
Complete: 🔍
Cache ID: 18:C63:40

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