MediaTek MT6990 NR15/NR16/NR17 5G Modem denial of service

CVSS Meta Temp Score
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CTI Interest Score
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6.8$0-$5k0.00

Summaryinfo

A vulnerability was found in MediaTek MT2735, MT2737, MT6297, MT6298, MT6813, MT6815, MT6833, MT6835, MT6853, MT6855, MT6873, MT6875, MT6875T, MT6877, MT6879, MT6880, MT6883, MT6885, MT6886, MT6889, MT6890, MT6891, MT6893, MT6895, MT6895T, MT6896, MT6897, MT6980, MT6980D, MT6983, MT6985, MT6989 and MT6990 NR15/NR16/NR17 and classified as problematic. This vulnerability affects unknown code of the component 5G Modem. Such manipulation leads to denial of service. This vulnerability is documented as CVE-2023-32843. The attack can be executed remotely. There is not any exploit available. Applying a patch is advised to resolve this issue.

Detailsinfo

A vulnerability, which was classified as critical, has been found in MediaTek MT2735, MT2737, MT6297, MT6298, MT6813, MT6815, MT6833, MT6835, MT6853, MT6855, MT6873, MT6875, MT6875T, MT6877, MT6879, MT6880, MT6883, MT6885, MT6886, MT6889, MT6890, MT6891, MT6893, MT6895, MT6895T, MT6896, MT6897, MT6980, MT6980D, MT6983, MT6985, MT6989 and MT6990 NR15/NR16/NR17 (Chip Software). Affected by this issue is an unknown code of the component 5G Modem. The manipulation with an unknown input leads to a denial of service vulnerability. Using CWE to declare the problem leads to CWE-404. The product does not release or incorrectly releases a resource before it is made available for re-use. Impacted is availability. CVE summarizes:

In 5G Modem, there is a possible system crash due to improper error handling. This could lead to remote denial of service when receiving malformed RRC messages, with no additional execution privileges needed. User interaction is not needed for exploitation. Patch ID: MOLY01130204; Issue ID: MOLY01130204 (MSV-849).

The weakness was released 12/04/2023 as MOLY01130204. The advisory is shared for download at corp.mediatek.com. This vulnerability is handled as CVE-2023-32843 since 05/16/2023. There are neither technical details nor an exploit publicly available. The MITRE ATT&CK project declares the attack technique as T1499.

Applying the patch MOLY01130204 is able to eliminate this problem.

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Productinfo

Type

Vendor

Name

Version

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.0
VulDB Meta Temp Score: 6.8

VulDB Base Score: 6.5
VulDB Temp Score: 6.2
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: MOLY01130204

Timelineinfo

05/16/2023 🔍
12/04/2023 +202 days 🔍
12/04/2023 +0 days 🔍
05/29/2025 +542 days 🔍

Sourcesinfo

Advisory: MOLY01130204
Status: Confirmed

CVE: CVE-2023-32843 (🔍)
GCVE (CVE): GCVE-0-2023-32843
GCVE (VulDB): GCVE-100-246656

Entryinfo

Created: 12/04/2023 07:22
Updated: 05/29/2025 16:38
Changes: 12/04/2023 07:22 (42), 12/22/2023 09:46 (11), 05/29/2025 16:38 (16)
Complete: 🔍
Cache ID: 216::103

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