CVE-2023-21504

moderate-risk
Published 2023-05-04

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.

Do I need to act?

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0.81% chance of exploitation
EPSS score — low exploit probability
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Not on CISA KEV list
No confirmed active exploitation reported to CISA
?
Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
5
CVSS 5.6/10 Medium
NETWORK / HIGH complexity

Affected Vendors

47
/ 100
moderate-risk
Severity 18/34 · Moderate
Exploitability 3/34 · Minimal
Exposure 26/34 · High