CVE-2022-20083

CRITICAL

MediaTek Modem 2G/3G CC - Remote Code Execution via FACILITY Decoding Overflow

Title source: manual

Description

In Modem 2G/3G CC, there is a possible out of bounds write due to a missing bounds check. This could lead to remote code execution when decoding combined FACILITY with no additional execution privileges needed. User interaction is not needed for exploitation. Patch ID: MOLY00803883; Issue ID: MOLY00803883.

References (1)

Core 1

Core References

Vendor Advisory x_refsource_misc

https://corp.mediatek.com/product-security-bulletin/July-2022

Scores

CVSS v3 9.8

EPSS 0.0208

EPSS Percentile 84.2%

Attack Vector NETWORK

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Details

CWE

CWE-787

Status published

Products (7)

mediatek/lr11

mediatek/lr12

mediatek/lr12a

mediatek/lr13

mediatek/lr9

mediatek/nr15

mediatek/nr16

Published Jul 06, 2022

Tracked Since Feb 18, 2026