VULNERABILITY INTELLIGENCE

CVE-2023-21504

CVSS score5.6 MEDIUM
EPSS probability0.62%
CISA KEVNot currently listed
Published2023-05-04
Last modified2026-06-17
CVSS vectorCVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:L

Description

Potential buffer overflow vulnerability in mm_Plmncoordination.c in Shannon baseband prior to SMR May-2023 Release 1 allows remote attackers to cause invalid memory access.

Weakness classification

  • CWE-20: Improper Input Validation
  • CWE-120: Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')

Primary references