MediaTek MT8788 WLAN Firmware denial of service

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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7.3$0-$5k0.00

Summaryinfo

A vulnerability marked as critical has been reported in MediaTek MT6739, MT6895, MT6983, MT8167, MT8168, MT8195, MT8321, MT8365, MT8385, MT8666, MT8765, MT8781 and MT8788. The affected element is an unknown function of the component WLAN Firmware. Performing a manipulation results in denial of service. This vulnerability is reported as CVE-2023-20693. The attack is possible to be carried out remotely. No exploit exists. It is recommended to apply a patch to fix this issue.

Detailsinfo

A vulnerability, which was classified as critical, was found in MediaTek MT6739, MT6895, MT6983, MT8167, MT8168, MT8195, MT8321, MT8365, MT8385, MT8666, MT8765, MT8781 and MT8788 (Chip Software). This affects an unknown code of the component WLAN Firmware. The manipulation with an unknown input leads to a denial of service vulnerability. CWE is classifying the issue as CWE-404. The product does not release or incorrectly releases a resource before it is made available for re-use. This is going to have an impact on availability. The summary by CVE is:

In wlan firmware, there is possible system crash due to an uncaught exception. This could lead to remote denial of service with no additional execution privileges needed. User interaction is not needed for exploitation. Patch ID: ALPS07664711; Issue ID: ALPS07664711.

The weakness was disclosed 07/04/2023 as ALPS07664711. It is possible to read the advisory at corp.mediatek.com. This vulnerability is uniquely identified as CVE-2023-20693 since 10/28/2022. The technical details are unknown and an exploit is not publicly available. The attack technique deployed by this issue is T1499 according to MITRE ATT&CK.

Applying the patch ALPS07664711 is able to eliminate this problem.

Be aware that VulDB is the high quality 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: 7.5
VulDB Meta Temp Score: 7.3

VulDB Base Score: 7.5
VulDB Temp Score: 7.2
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 7.5
NVD Vector: 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

Exploitinginfo

Class: Denial of service
CWE: CWE-404
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

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: ALPS07664711

Timelineinfo

10/28/2022 🔍
07/04/2023 +249 days 🔍
07/04/2023 +0 days 🔍
07/22/2023 +18 days 🔍

Sourcesinfo

Advisory: ALPS07664711
Status: Confirmed

CVE: CVE-2023-20693 (🔍)
GCVE (CVE): GCVE-0-2023-20693
GCVE (VulDB): GCVE-100-232887

Entryinfo

Created: 07/04/2023 06:59
Updated: 07/22/2023 17:04
Changes: 07/04/2023 06:59 (41), 07/22/2023 17:04 (10)
Complete: 🔍
Cache ID: 216::103

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