CVE-2023-20702

CVSS 3.1 Score 7.5 of 10 (high)

Details

Published Nov 6, 2023
Updated: Nov 13, 2023

Summary

CVE-2023-20702 is a vulnerability affecting the 5G Non-Real-Time Radio Link Control (NRLC) component. It involves a potential invalid memory access due to insufficient error handling. If a UE (User Equipment) receives an incorrect 1-byte RLC SDU (Radio Link Control Service Data Unit), it could trigger this issue, leading to a remote denial of service. No user interaction is necessary for successful exploitation, making it a significant concern for 5G networks. The patch for this vulnerability is identified as MOLY00921261, while the internal issue reference is MOLY01128895.

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