CVE-2026-20503
MEDIUMCVSS 5.3Description
In Modem, there is a possible system crash due to a missing bounds check. This could lead to remote denial of service, if a UE has connected to a rogue base station controlled by the attacker, with no additional execution privileges needed. User interaction is not needed for exploitation. Patch ID: MOLY01371002; Issue ID: MSV-9020.
Timeline
Published:September 7th, 2026 2:17 AM
Last modified:September 9th, 2026 2:55 AM
CVSS Scoring
CVSS v3: 5.3 (MEDIUM)
CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H
Affected Software
From NVD CPE configuration data
Vendors
mediatek
Products
mt2716_firmwaremt2735_firmwaremt2737_firmwaremt6813_firmwaremt6833_firmwaremt6835_firmwaremt6853_firmwaremt6855_firmwaremt6858_firmwaremt6873_firmwaremt6875_firmwaremt6877_firmwaremt6878_firmwaremt6879_firmwaremt6880_firmwaremt6881_firmwaremt6883_firmwaremt6885_firmwaremt6886_firmwaremt6889_firmware
Weaknesses (CWE)
References & Reports
Advisories, patches, and third-party reports
Source: NIST NVD · Data may lag official sources by up to one minute