CVE-2026-20520
In Modem, there is a possible out of bounds write due to a missing bounds check. This could lead to remote escalation of privilege, 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: MOLY01778988; Issue ID: MSV-8897.
- CVSS 3.1
- 7.5
CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H - EPSS
- 0.2% chance of exploitation in the next 30 days; higher than 13% of CVEs (scores of 2026-10-25)
- CWE
- CWE-787
- Published
- Modified
- Record from
- the NVD, synced
Affected
- mediatek:mt2716_firmware
- mediatek:mt2735_firmware
- mediatek:mt2737_firmware
- mediatek:mt6813_firmware
- mediatek:mt6815_firmware
- mediatek:mt6833_firmware
- mediatek:mt6835_firmware
- mediatek:mt6853_firmware
- mediatek:mt6855_firmware
- mediatek:mt6858_firmware
- mediatek:mt6873_firmware
- mediatek:mt6875_firmware
- mediatek:mt6877_firmware
- mediatek:mt6878_firmware
- mediatek:mt6879_firmware
- mediatek:mt6880_firmware
- mediatek:mt6881_firmware
- mediatek:mt6883_firmware
- mediatek:mt6885_firmware
- mediatek:mt6886_firmware
- mediatek:mt6889_firmware
- mediatek:mt6890_firmware
- mediatek:mt6891_firmware
- mediatek:mt6893_firmware
- mediatek:mt6895_firmware
- mediatek:mt6896_firmware
- mediatek:mt6897_firmware
- mediatek:mt6899_firmware
- mediatek:mt6980_firmware
- mediatek:mt6982_firmware
- mediatek:mt6983_firmware
- mediatek:mt6985_firmware
- mediatek:mt6986_firmware
- mediatek:mt6988_firmware
- mediatek:mt6989_firmware
- mediatek:mt6990_firmware
- mediatek:mt6991_firmware
- mediatek:mt6993_firmware
- mediatek:mt8668_firmware
- mediatek:mt8676_firmware
- mediatek:mt8678_firmware
- mediatek:mt8695_firmware
- mediatek:mt8696_firmware
- mediatek:mt8755_firmware
- mediatek:mt8771_firmware
- mediatek:mt8775_firmware
- mediatek:mt8791_firmware
- mediatek:mt8791t_firmware
- mediatek:mt8792_firmware
- mediatek:mt8793_firmware